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  Briggs & Stratton 21B906-0121-E1 Engine Parts
Briggs & Stratton Engines Engine Replacement For Model 21B906-0121-E1

Briggs & Stratton Engines Engine Replacement Parts For Model 21B906-0121-E1

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Air Cleaner Blower Housing Exhaust System
Alternator Electric Starter Ignition Rewind Starter
Camshaft Crankshaft Lubrication Piston Rings Connecting Rod
Carburetor Kit - Carburetor Overhaul
Controls Fuel Supply Governor Spring
Cylinder Head Gasket Set - Engine Gasket Set - Valve Intake Manifold Valves
Cylinder Engine Sump OperatorS Manual Warning Label
Flywheel
Showing All Parts
Air Cleaner Blower Housing Exhaust System
Briggs & Stratton 21B906-0121-E1 Engine Air Cleaner Blower Housing Exhaust System Diagram
 Fig #
81
Lock-muffler Screw
 $6.79

Part Number:691178

In Stock

In Stock
 $6.79
In Stock
 $6.79
187
Line-fuel Obsolete - Not Available
 $26.64

Part Number:791805

Discontinued

Discontinued

Note: (Formed)(10-1/4" Long)(Cut to Required Length)
 $26.64
Discontinued
187D
Line-fuel
 $18.47

Part Number:791744

In Stock

In Stock

Note: (Formed)(14 Inches Long)(Cut to Required Length)
 $18.47
In Stock
 $18.47
300B
Muffler
 $110.05

Part Number:795997

In Stock

In Stock
 $110.05
In Stock
 $110.05
304
Housing-blower
 $169.11

Part Number:591906

In Stock

In Stock
 $169.11
In Stock
 $169.11
305
Screw (blower Housing)
Minimum Quantity of 2 Required
 $4.97

Part Number:596718

In Stock

In Stock

Note: (Blower Housing)
 $4.97
In Stock
 $4.97
305A
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:799370

In Stock

In Stock

Note: (Blower Housing)
 $4.97
In Stock
 $4.97
305C
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:799370

In Stock

In Stock

Note: (Blower Housing)
 $4.97
In Stock
 $4.97
305B
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:795891

In Stock

In Stock

Note: (Blower Housing)
 $4.97
In Stock
 $4.97
431
Elbow-intake
 $31.21

Part Number:697122

In Stock

In Stock

Note: (Black-Compatible With Panel Style Filter)
 $31.21
In Stock
 $31.21
445
Filter-a/c Cartridge
 $17.89

Part Number:794421

In Stock

In Stock

Note: (Flat Panel)
 $17.89
In Stock
 $17.89
445B
Filter-air Cleaner Ca
 $24.12

Part Number:591583

In Stock

In Stock
 $24.12
In Stock
 $24.12
601
Clamp-hose
Minimum Quantity of 2 Required
 $3.99

Part Number:691038

In Stock

In Stock

Note: (Black)
 $3.99
In Stock
 $3.99
601
Clamp-hose
Minimum Quantity of 2 Required
 $4.99

Part Number:791850

In Stock

In Stock

Note: (Green)
 $4.99
In Stock
 $4.99
613
Screw
 $14.62

Part Number:691416

In Stock

In Stock

Note: (Muffler)
 $14.62
In Stock
 $14.62
613A
Screw
 $4.99

Part Number:691678

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Muffler)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
613B
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:690297

In Stock

In Stock

Note: (Regulator) (Carburetor/Efi Cover)
 $3.99
In Stock
 $3.99
643
Retainer-air Filter
 $14.28

Part Number:697155

In Stock

In Stock
 $14.28
In Stock
 $14.28
677
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:690661

In Stock

In Stock

Note: (Muffler Deflector) (#8-18 X 0.375 Lg)
 $3.99
In Stock
 $3.99
773
Retainer
Minimum Quantity of 2 Required
 $4.99

Part Number:796448

In Stock

In Stock

Note: (Part Information Located in Carburetor and Fuel Supply Group.)
 $4.99
In Stock
 $4.99
823
Screw
 $8.45

Part Number:698941

In Stock

In Stock

Note: (Muffler Adapter)
 $8.45
In Stock
 $8.45
832
Guard-muffler
 $55.40

Part Number:790293

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $55.40
Usually ships in 7 - 12 business days
 $55.40
836
Screw
 $3.99

Part Number:690367

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Muffler Guard)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
864
Adapter-muffler
 $53.95

Part Number:796002

In Stock

In Stock

Note: (2 1/4" Long)
 $53.95
In Stock
 $53.95
883
Gasket-exhaust
Minimum Quantity of 2 Required
 $5.71

Part Number:692236

In Stock

In Stock

Note: Included in Gasket Set-Part No. 393411
 $5.71
In Stock
 $5.71
964
Cap-connector
 $8.21

Part Number:799159

In Stock

In Stock

Note: (Evap)
 $8.21
In Stock
 $8.21
967
Filter-pre Cleaner
 $6.01

Part Number:697292

In Stock

In Stock
 $6.01
In Stock
 $6.01
968
Cover-air Cleaner
 $51.47

Part Number:697420

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Black-Compatible With Panel Style Filter)
 $51.47
Usually ships in 7 - 12 business days
 $51.47
968B
Cover-air Cleaner
 $33.97

Part Number:591646

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Black-Compatible With Canister Style Filter)
 $33.97
Usually ships in 7 - 12 business days
 $33.97
1040A
Plate-trim
 $33.90

Part Number:697381

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $33.90
Usually ships in 7 - 12 business days
 $33.90
1139
Washer
 $4.99

Part Number:796449

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Fuel Pump Bracket)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
1266
Seal-o Ring
Minimum Quantity of 2 Required
 $4.99

Part Number:691917

In Stock

In Stock

Note: (Intake Manifold)
 $4.99
In Stock
 $4.99
1266A
Seal-o Ring
 $7.12

Part Number:697123

In Stock

In Stock

Note: (Intake Elbow)
 $7.12
In Stock
 $7.12
1267
Latch-blower Housing
 $21.74

Part Number:697419

In Stock

In Stock

Note: (Black)
 $21.74
In Stock
 $21.74
Alternator Electric Starter Ignition Rewind Starter
Briggs & Stratton 21B906-0121-E1 Engine Alternator Electric Starter Ignition Rewind Starter Diagram
 Fig #
55
Housing-rewind Str Obsolete - Not Available
 $41.18

Part Number:695130

Discontinued

Discontinued

Note: (No Longer Available)
 $41.18
Discontinued
56
Pulley-starter
 $32.64

Part Number:695129

In Stock

In Stock

Note: Used Before Code Date 12082700
 $32.64
In Stock
 $32.64
57
Spring-rewind Str
 $21.74

Part Number:695131

In Stock

In Stock

Note: Used Before Code Date 12082700
 $21.74
In Stock
 $21.74
58
Rope-starter
 $8.78

Part Number:695132

In Stock

In Stock

Note: Used Before Code Date 12082700
 $8.78
In Stock
 $8.78
60
Grip-starter Rope Obsolete - Not Available
 $9.81

Part Number:493926

Discontinued

Discontinued

Note: (No Longer Available)
 $9.81
Discontinued
65
Screw
Minimum Quantity of 2 Required
 $5.23

Part Number:697725

In Stock

In Stock

Note: (Rewind Starter)
 $5.23
In Stock
 $5.23
65
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:690837

In Stock

In Stock

Note: (Rewind Starter)
 $3.99
In Stock
 $3.99
309
Motor-starter
 $127.44

Part Number:593934

In Stock

In Stock

Note: Used After Code Date 17033000
 $127.44
In Stock
 $127.44
310
Screw
 $4.99

Part Number:690323

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Starter Motor)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
311
Brush Set
 $30.80

Part Number:497608

In Stock

In Stock
 $30.80
In Stock
 $30.80
333
Armature-magneto
 $56.62

Part Number:595304

In Stock

In Stock

Note: (Emc Compliant) Used After Code Date 16093000
 $56.62
In Stock
 $56.62
334
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:691061

In Stock

In Stock

Note: (Magneto Armature)
 $3.99
In Stock
 $3.99
356
Wire-stop
 $12.50

Part Number:697397

In Stock

In Stock

Note: (1 Wire, 13-5/8\\\\
 $12.50
In Stock
 $12.50
356A
Wire-stop
 $14.62

Part Number:398808

In Stock

In Stock

Note: (Cut to Required Length)
 $14.62
In Stock
 $14.62
356C
Wire-stop
 $4.99

Part Number:399222

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $4.99
Usually ships in 7 - 12 business days
 $4.99
356B
Wire-stop
 $14.45

Part Number:697089

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $14.45
Usually ships in 7 - 12 business days
 $14.45
456
Plate-pawl Friction
 $13.18

Part Number:695128

In Stock

In Stock

Note: Used Before Code Date 12082700
 $13.18
In Stock
 $13.18
459
Pawl-ratchet
Minimum Quantity of 2 Required
 $3.99

Part Number:281505S

In Stock

In Stock

Note: Used Before Code Date 12082700
 $3.99
In Stock
 $3.99
462
Washer
 $4.97

Part Number:691261

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Starter Cable)
 $4.97
Usually ships in 7 - 12 business days
 $4.97
474A
Alternator
 $156.05

Part Number:592828

Backorder: No ETA

Backorder: No ETA

Note: (Dc Only)
 $156.05
Backorder: No ETA
 $156.05
474B
Alternator
 $113.02

Part Number:592831

In Stock

In Stock

Note: (Dual Circuit)
 $113.02
In Stock
 $113.02
474C
Alternator
 $128.16

Part Number:592829

Backorder: No ETA

Backorder: No ETA

Note: (5 or 9 Amp. Tri Circuit, Regulated)
 $128.16
Backorder: No ETA
 $128.16
474D
Alternator
 $113.02

Part Number:592830

In Stock

In Stock

Note: (10-16 Amp Regulated)
 $113.02
In Stock
 $113.02
501A
Regulator
 $58.94

Part Number:794360

In Stock

In Stock
 $58.94
In Stock
 $58.94
501C
Regulator
 $82.16

Part Number:790292

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Dual Circuit)
 $82.16
Usually ships in 7 - 12 business days
 $82.16
501D
Regulator
 $66.97

Part Number:845907

In Stock

In Stock

Note: (10-16 Amp Regulated)
 $66.97
In Stock
 $66.97
501B
Regulator
 $94.73

Part Number:698315

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (9 Amp)
 $94.73
Usually ships in 7 - 12 business days
 $94.73
503
Strap-starter
 $7.64

Part Number:691532

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (82mm Long)
 $7.64
Usually ships in 7 - 12 business days
 $7.64
510
Motor-starter
 $116.05

Part Number:593934

In Stock

In Stock

Note: Used After Code Date 17033000
 $116.05
In Stock
 $116.05
513
Clutch-drive
 $23.07

Part Number:692024

In Stock

In Stock

Note: Used After Code Date 17033000
 $23.07
In Stock
 $23.07
521
Shield-cable Obsolete - Not Available
 $12.82

Part Number:690581

Discontinued

Discontinued
 $12.82
Discontinued
526A
Screw
 $4.99

Part Number:697088

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Regulator)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
526B
Screw
 $3.99

Part Number:697348

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Regulator)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
578
Wire Assembly
 $18.83

Part Number:692306

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Alternator)
 $18.83
Usually ships in 7 - 12 business days
 $18.83
579
Nut
 $6.79

Part Number:691029

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Governor Control Lever)
 $6.79
Usually ships in 7 - 12 business days
 $6.79
597
Screw
 $13.06

Part Number:691696

In Stock

In Stock

Note: (Pawl Friction Plate)
 $13.06
In Stock
 $13.06
608
Starter-rewind
 $115.48

Part Number:591606

In Stock

In Stock

Note: Used After Code Date 12082600
 $115.48
In Stock
 $115.48
689
Spring-friction
Minimum Quantity of 2 Required
 $4.99

Part Number:691855

In Stock

In Stock

Note: Used Before Code Date 12082700
 $4.99
In Stock
 $4.99
697
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:791680

In Stock

In Stock

Note: (Flywheel Fan)
 $4.97
In Stock
 $4.97
729
Clip-wire
Minimum Quantity of 2 Required
 $4.99

Part Number:691335

In Stock

In Stock

Note: (Wire Saddle)
 $4.99
In Stock
 $4.99
729A
Clip-wire
 $4.99

Part Number:691224

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Aluminum Coated Steel)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
729B
Clip-wire
 $4.99

Part Number:694123

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Wire Retainer)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
783
Gear-pinion
 $28.63

Part Number:593935

In Stock

In Stock

Note: (Metal)
 $28.63
In Stock
 $28.63
789
Harness-wiring
 $46.19

Part Number:698329

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used Before Code Date 14040100
 $46.19
Usually ships in 7 - 12 business days
 $46.19
789B
Harness-wiring
 $44.81

Part Number:692037

In Stock

In Stock

Note: (Solenoid)
 $44.81
In Stock
 $44.81
797
Nut
 $4.99

Part Number:693167

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Brush Retainer)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
801
Cap-drive
 $83.11

Part Number:691283

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $83.11
Usually ships in 7 - 12 business days
 $83.11
802
Cap-end
 $29.00

Part Number:691286

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used After Code Date 17033000
 $29.00
Usually ships in 7 - 12 business days
 $29.00
851
Terminal-spark Plug
 $6.97

Part Number:692424

In Stock

In Stock

Note: (180 Degree)
 $6.97
In Stock
 $6.97
877
Wire/conn-alternator
 $22.06

Part Number:393456

In Stock

In Stock

Note: (Dual Circuit)
 $22.06
In Stock
 $22.06
877A
Wire/conn-alternator
 $20.03

Part Number:393814

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (10 Amp Regulated)
 $20.03
Usually ships in 7 - 12 business days
 $20.03
877B
Wire/conn-alternator
 $6.42

Part Number:393537

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Tri Circuit) (9 Amp)
 $6.42
Usually ships in 7 - 12 business days
 $6.42
877C
Wire/conn-alternator
 $14.08

Part Number:399916

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (2 Wires, 7-53/64 )(2 Bare Wire Ends, and Insulated Snap Connectmale Pin Terminal)
 $14.08
Usually ships in 7 - 12 business days
 $14.08
877D
Wire/connector-alt
 $44.40

Part Number:790544

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $44.40
Usually ships in 7 - 12 business days
 $44.40
878
Harness-alternator
 $43.16

Part Number:398661

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Dual Circuit)
 $43.16
Usually ships in 7 - 12 business days
 $43.16
878A
Harness-alternator
 $75.19

Part Number:691955

In Stock

In Stock

Note: (Tri Circuit)
 $75.19
In Stock
 $75.19
920
Solenoid
 $35.02

Part Number:691656

In Stock

In Stock

Note: Used Before Code Date 00070300
 $35.02
In Stock
 $35.02
1051
Ring-retaining
Minimum Quantity of 2 Required
 $5.85

Part Number:691265

In Stock

In Stock
 $5.85
In Stock
 $5.85
1054
Tie-cable
Minimum Quantity of 2 Required
 $5.10

Part Number:280275

In Stock

In Stock

Note: (Clear, Nylon)
 $5.10
In Stock
 $5.10
1059
Kit-screw/washer
Minimum Quantity of 2 Required
 $5.44

Part Number:698516

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Alternator)
 $5.44
Usually ships in 7 - 12 business days
 $5.44
1090
Retainer-brush
 $32.28

Part Number:691293

In Stock

In Stock

Note: Used Before Code Date 14052800
 $32.28
In Stock
 $32.28
1119
Screw
 $3.99

Part Number:691183

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Alternator)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
1448
Washer
 $9.00

Part Number:690260

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Magneto Armature)
 $9.00
Usually ships in 7 - 12 business days
 $9.00
Camshaft Crankshaft Lubrication Piston Rings Connecting Rod
Briggs & Stratton 21B906-0121-E1 Engine Camshaft Crankshaft Lubrication Piston Rings Connecting Rod Diagram
 Fig #
16
Crankshaft
 $352.25

Part Number:697390

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used Before Code Date 12071700
 $352.25
Usually ships in 7 - 12 business days
 $352.25
24
Key-flywheel
 $6.79

Part Number:796335

In Stock

In Stock

Note: (Steel)
 $6.79
In Stock
 $6.79
25
Piston Assembly
 $215.83

Part Number:792307

In Stock

In Stock

Note: (Standard)
 $215.83
In Stock
 $215.83
25
Piston Assembly-020
 $326.18

Part Number:792728

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (.020" Oversize)
 $326.18
Usually ships in 7 - 12 business days
 $326.18
26
Ring Set
 $71.38

Part Number:792306

In Stock

In Stock

Note: (Standard)
 $71.38
In Stock
 $71.38
26
Ring Set-020
 $250.67

Part Number:792643

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (.020 Oversize)
 $250.67
Usually ships in 7 - 12 business days
 $250.67
27
Lock-piston Pin
 $4.99

Part Number:698138

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used Before Code Date 02100400
 $4.99
Usually ships in 7 - 12 business days
 $4.99
27
Lock-piston Pin
Minimum Quantity of 2 Required
 $4.99

Part Number:698469

In Stock

In Stock

Note: Used After Code Date 02100300
 $4.99
In Stock
 $4.99
28
Pin-piston/std
 $17.26

Part Number:697099

In Stock

In Stock

Note: (Use With 1.97\\\\
 $17.26
In Stock
 $17.26
29
Rod-connecting
 $99.62

Part Number:791633

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Standard)
 $99.62
Usually ships in 7 - 12 business days
 $99.62
32
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:791118

In Stock

In Stock

Note: (Connecting Rod)
 $4.99
In Stock
 $4.99
43
Slinger-governor/oil
 $46.91

Part Number:691968

In Stock

In Stock
 $46.91
In Stock
 $46.91
45
Tappet-valve
 $11.95

Part Number:690564

In Stock

In Stock

Note: (Part Information Located in Cylinder Head Group.)
 $11.95
In Stock
 $11.95
46
Camshaft
 $97.45

Part Number:84005207

In Stock

In Stock

Note: Used After Code Date 98063000
 $97.45
In Stock
 $97.45
146
Key-woodruff
Minimum Quantity of 2 Required
 $4.99

Part Number:691639

In Stock

In Stock

Note: (Timing)
 $4.99
In Stock
 $4.99
357
Key-drive Pulley
 $8.47

Part Number:691483

In Stock

In Stock

Note: (Pto Side)
 $8.47
In Stock
 $8.47
523
Dipstick
 $18.09

Part Number:699908

In Stock

In Stock
 $18.09
In Stock
 $18.09
524
Seal-dipstick Tube
 $7.12

Part Number:691032

In Stock

In Stock

Note: (Dipstick Tube)
 $7.12
In Stock
 $7.12
525
Tube-dipstick
 $32.52

Part Number:697184

In Stock

In Stock

Note: (Standard Dipstick Tube)
 $32.52
In Stock
 $32.52
741
Gear-timing
 $25.88

Part Number:697128

In Stock

In Stock
 $25.88
In Stock
 $25.88
757
Link-counterweight
 $25.88

Part Number:793242

In Stock

In Stock
 $25.88
In Stock
 $25.88
758
Counterweight
 $160.29

Part Number:697391

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used After Code Date 05100200
 $160.29
Usually ships in 7 - 12 business days
 $160.29
759
Pin-counterweight
 $7.29

Part Number:697392

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.29
Usually ships in 7 - 12 business days
 $7.29
842
Seal-o Ring
Minimum Quantity of 2 Required
 $5.71

Part Number:691031

In Stock

In Stock

Note: (Dipstick Cap)
 $5.71
In Stock
 $5.71
847
Dipstick/tube Assembly
 $69.72

Part Number:790442

In Stock

In Stock

Note: (Standard Dipstick Tube)
 $69.72
In Stock
 $69.72
1270
Plug-avs Cntwgt
 $6.12

Part Number:793243

In Stock

In Stock
 $6.12
In Stock
 $6.12
Carburetor Kit - Carburetor Overhaul
Briggs & Stratton 21B906-0121-E1 Engine Carburetor Kit - Carburetor Overhaul Diagram
 Fig #
51
Gasket-intake
Minimum Quantity of 2 Required
 $3.99

Part Number:692137

In Stock

In Stock

Note: (Part Information Located in Cylinder Head Group.)
 $3.99
In Stock
 $3.99
51A
Gasket-intake
Minimum Quantity of 2 Required
 $3.99

Part Number:796081

In Stock

In Stock

Note: (Restrictor)
 $3.99
In Stock
 $3.99
93
Bushing-thr Shaft
 $11.45

Part Number:690602

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Included in Carburetor Kit-See Ref. 121.
 $11.45
Usually ships in 7 - 12 business days
 $11.45
94
Kit-idle Mixture
 $26.38

Part Number:794176

In Stock

In Stock

Note: (Walbro)
 $26.38
In Stock
 $26.38
94A
Kit-idle Mixture
 $25.88

Part Number:793610

In Stock

In Stock

Note: (Nikki)
 $25.88
In Stock
 $25.88
95
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:691636

In Stock

In Stock

Note: (Throttle Valve)
 $4.97
In Stock
 $4.97
95A
Screw
 $6.98

Part Number:690718

In Stock

In Stock

Note: (Choke Valve)
 $6.98
In Stock
 $6.98
98
Kit-idle Speed
 $12.93

Part Number:495800

In Stock

In Stock

Note: (Walbro)
 $12.93
In Stock
 $12.93
98A
Kit-idle Speed
 $17.26

Part Number:695408

In Stock

In Stock

Note: (Service Kits May Include Extra Parts Not Specific to This Engine.)
 $17.26
In Stock
 $17.26
104
Pin-float Hinge
 $6.12

Part Number:690525

In Stock

In Stock

Note: (Walbro)
 $6.12
In Stock
 $6.12
104A
Pin-float Hinge
 $8.95

Part Number:694918

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $8.95
Usually ships in 7 - 12 business days
 $8.95
105
Valve-float Needle
 $7.27

Part Number:231855S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro)
 $7.27
Usually ships in 7 - 12 business days
 $7.27
105A
Valve-float Needle
 $16.49

Part Number:696136

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $16.49
In Stock
 $16.49
106
Seat-inlet
 $8.52

Part Number:690577

In Stock

In Stock

Note: (Gravity Feed)
 $8.52
In Stock
 $8.52
106
Seat-inlet
 $12.10

Part Number:691780

In Stock

In Stock

Note: (Pump Feed)
 $12.10
In Stock
 $12.10
108
Valve-choke
 $9.08

Part Number:691227

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro)
 $9.08
Usually ships in 7 - 12 business days
 $9.08
108A
Valve-choke
 $8.83

Part Number:698773

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $8.83
Usually ships in 7 - 12 business days
 $8.83
117
Jet-main
 $21.74

Part Number:794352

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Standard) Used After Code Date 07122500 Used Before Code Date 08121500
 $21.74
Usually ships in 7 - 12 business days
 $21.74
117
Jet-main
 $17.31

Part Number:591936

In Stock

In Stock

Note: (Standard) (Nikki) Used Before Code Date 15113000
 $17.31
In Stock
 $17.31
117
Jet-main
 $21.74

Part Number:699897

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Standard) Used Before Code Date 07122600
 $21.74
Usually ships in 7 - 12 business days
 $21.74
118
Jet-main
 $19.37

Part Number:791405

In Stock

In Stock

Note: (Standard)
 $19.37
In Stock
 $19.37
118
Jet-main
 $17.27

Part Number:698788

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (High Altitude)
 $17.27
Usually ships in 7 - 12 business days
 $17.27
118
Jet-main
 $23.90

Part Number:699898

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (High Altitude) Used Before Code Date 07122600
 $23.90
Usually ships in 7 - 12 business days
 $23.90
121
Kit-carb Overhaul
 $123.81

Part Number:796185

In Stock

In Stock

Note: (Walbro)
 $123.81
In Stock
 $123.81
121A
Kit-carb Overhaul
 $57.94

Part Number:796184

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $57.94
In Stock
 $57.94
125A
Carburetor
 $171.38

Part Number:590400

In Stock

In Stock

Note: (Nikki With Solenoid)
 $171.38
In Stock
 $171.38
125A
Carburetor
 $152.92

Part Number:593432

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki Without Solenoid)
 $152.92
Usually ships in 7 - 12 business days
 $152.92
125A
Carburetor
 $172.85

Part Number:593433

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki With Solenoid)
 $172.85
Usually ships in 7 - 12 business days
 $172.85
127
Plug-welch
 $6.12

Part Number:694524

In Stock

In Stock

Note: (696160, 696162, 696164, 696166, 697212, 697213, 697214, 697906)
 $6.12
In Stock
 $6.12
127A
Plug-welch
Minimum Quantity of 2 Required
 $4.99

Part Number:690727

In Stock

In Stock

Note: (Nikki)
 $4.99
In Stock
 $4.99
130
Valve-throttle
 $9.27

Part Number:690468

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro) Used Before Code Date 04100400
 $9.27
Usually ships in 7 - 12 business days
 $9.27
130
Valve-throttle
 $8.17

Part Number:790024

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro) Used After Code Date 04100300
 $8.17
Usually ships in 7 - 12 business days
 $8.17
130A
Valve-throttle
 $10.28

Part Number:698774

In Stock

In Stock

Note: (Nikki)
 $10.28
In Stock
 $10.28
131
Kit-throttle Shaft
 $48.12

Part Number:790901

In Stock

In Stock

Note: (Walbro)
 $48.12
In Stock
 $48.12
131A
Kit-throttle Shaft
 $48.97

Part Number:698776

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki)
 $48.97
Usually ships in 7 - 12 business days
 $48.97
133
Float-carburetor
 $14.91

Part Number:494381

In Stock

In Stock

Note: (Walbro)
 $14.91
In Stock
 $14.91
133A
Float-carburetor
 $30.64

Part Number:694914

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $30.64
In Stock
 $30.64
135A
Tube-fuel Transfer
 $119.53

Part Number:698780

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki)(Gravity Feed)(Does Not Include Jet)
 $119.53
Usually ships in 7 - 12 business days
 $119.53
135A
Tube-fuel Transfer
 $49.78

Part Number:792022

In Stock

In Stock

Note: (Pump Feed)(Does Not Include Jet)
 $49.78
In Stock
 $49.78
137
Gasket-float Bowl
Minimum Quantity of 2 Required
 $5.60

Part Number:281165S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro)
 $5.60
Usually ships in 7 - 12 business days
 $5.60
137A
Gasket-float Bowl
 $10.51

Part Number:698781

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $10.51
Usually ships in 7 - 12 business days
 $10.51
141
Kit-choke Shaft
 $41.48

Part Number:790902

In Stock

In Stock

Note: (Carburetor Part Numbers 697202.697203)
 $41.48
In Stock
 $41.48
141A
Kit-choke Shaft
 $40.66

Part Number:698778

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $40.66
Usually ships in 7 - 12 business days
 $40.66
141C
Rod-choke
 $17.09

Part Number:793386

In Stock

In Stock

Note: (Manual Choke)
 $17.09
In Stock
 $17.09
142
Nozzle-carburetor
 $28.53

Part Number:697491

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro) Used Before Code Date 04100400
 $28.53
Usually ships in 7 - 12 business days
 $28.53
142
Nozzle-carburetor
 $30.86

Part Number:790025

In Stock

In Stock

Note: (Walbro) Used After Code Date 04100300
 $30.86
In Stock
 $30.86
143
Nozzle-carburetor
 $28.24

Part Number:790028

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (High Altitude) Used After Code Date 04100300
 $28.24
Usually ships in 7 - 12 business days
 $28.24
143
Nozzle-carburetor
 $22.43

Part Number:697492

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (High Altitude) (Walbro) Used Before Code Date 04100400
 $22.43
Usually ships in 7 - 12 business days
 $22.43
217
Spring-choke Return
 $11.12

Part Number:695409

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $11.12
In Stock
 $11.12
276
Washer-sealing
Minimum Quantity of 2 Required
 $5.71

Part Number:692255

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro)
 $5.71
Usually ships in 7 - 12 business days
 $5.71
276A
Washer-sealing
 $8.34

Part Number:695410

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $8.34
In Stock
 $8.34
617
Seal-o Ring
Minimum Quantity of 2 Required
 $5.96

Part Number:692138

In Stock

In Stock

Note: (Intake Manifold)
 $5.96
In Stock
 $5.96
633
Seal-choke/thr Shaft
 $6.58

Part Number:699813

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $6.58
In Stock
 $6.58
634
Spring/seal Assembly
 $9.14

Part Number:690802

In Stock

In Stock

Note: (Walbro)
 $9.14
In Stock
 $9.14
634A
Seal/spring Assembly
 $11.12

Part Number:698779

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Nikki)
 $11.12
Usually ships in 7 - 12 business days
 $11.12
652
Screw
 $4.97

Part Number:793380

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Choke Shaft)
 $4.97
Usually ships in 7 - 12 business days
 $4.97
947A
Solenoid-fuel
 $96.50

Part Number:596038

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $96.50
In Stock
 $96.50
950
Screw-float Bowl
 $9.79

Part Number:691657

In Stock

In Stock

Note: (Bottom of Bowl)
 $9.79
In Stock
 $9.79
975
Bowl-float
 $11.10

Part Number:495933

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Walbro)
 $11.10
Usually ships in 7 - 12 business days
 $11.10
975A
Bowl-float Obsolete - Not Available
 $30.21

Part Number:698783

Discontinued

Discontinued

Note: (Nikki Without Solenoid)
 $30.21
Discontinued
987
Seal-throttle Shaft
 $6.79

Part Number:691326

In Stock

In Stock

Note: (Walbro)
 $6.79
In Stock
 $6.79
987A
Seal-choke/thr Shaft
 $9.79

Part Number:690998

In Stock

In Stock

Note: (Nikki Carburetor) Used Before Code Date 15122300
 $9.79
In Stock
 $9.79
1091
Cap-limiter
 $11.45

Part Number:691333

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.45
Usually ships in 7 - 12 business days
 $11.45
1127
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:695407

In Stock

In Stock

Note: (Float Bowl to Carburetor Body)
 $4.99
In Stock
 $4.99
1266
Seal-o Ring
Minimum Quantity of 2 Required
 $4.99

Part Number:691917

In Stock

In Stock

Note: (Intake Manifold)
 $4.99
In Stock
 $4.99
1266A
Seal-o Ring
 $7.12

Part Number:697123

In Stock

In Stock

Note: (Intake Elbow)
 $7.12
In Stock
 $7.12
Controls Fuel Supply Governor Spring
Briggs & Stratton 21B906-0121-E1 Engine Controls Fuel Supply Governor Spring Diagram
 Fig #
187
Line-fuel Obsolete - Not Available
 $26.64

Part Number:791805

Discontinued

Discontinued

Note: (Formed)(10-1/4" Long)(Cut to Required Length)
 $26.64
Discontinued
187A
Line-fuel
 $55.17

Part Number:791806

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Formed)(21" Long)(Cut to Required Length)
 $55.17
Usually ships in 7 - 12 business days
 $55.17
187B
Hose, Fuel
 $7.40

Part Number:791766

In Stock

In Stock

Note: (Cut to Required Length)
 $7.40
In Stock
 $7.40
187C
Line-fuel
 $10.26

Part Number:791745

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Cut to Required Length)
 $10.26
Usually ships in 7 - 12 business days
 $10.26
187D
Line-fuel
 $18.47

Part Number:791744

In Stock

In Stock

Note: (Formed)(14 Inches Long)(Cut to Required Length)
 $18.47
In Stock
 $18.47
188
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:691693

In Stock

In Stock

Note: (Flywheel Guard)
 $3.99
In Stock
 $3.99
190
Screw Obsolete - Not Available
 $8.76

Part Number:796174

Discontinued

Discontinued

Note: (Fuel Tank)
 $8.76
Discontinued
202
Link-mech Governor
 $11.78

Part Number:691841

In Stock

In Stock
 $11.78
In Stock
 $11.78
203
Crank-bell
 $36.27

Part Number:691381

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $36.27
Usually ships in 7 - 12 business days
 $36.27
205
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:691693

In Stock

In Stock

Note: (Flywheel Guard)
 $3.99
In Stock
 $3.99
209
Spring-governor
 $7.31

Part Number:792813

In Stock

In Stock

Note: (Brown)
 $7.31
In Stock
 $7.31
216
Link-choke
 $10.95

Part Number:691840

In Stock

In Stock
 $10.95
In Stock
 $10.95
222
Bracket-control
 $48.41

Part Number:597209

In Stock

In Stock

Note: Used Before Code Date 17090500
 $48.41
In Stock
 $48.41
227
Lever-gov Control
 $32.86

Part Number:691374

In Stock

In Stock

Note: (Standard)
 $32.86
In Stock
 $32.86
232
Spring-governor Link
 $14.10

Part Number:691842

In Stock

In Stock
 $14.10
In Stock
 $14.10
240
Filter Fuel Mega Pack
Minimum Quantity of 2 Required
 $3.99

Part Number:394358B

In Stock

In Stock

Note: (White, 75 Microns)
 $3.99
In Stock
 $3.99
265
Clamp-casing
Minimum Quantity of 2 Required
 $3.99

Part Number:691024

In Stock

In Stock

Note: (Control Bracket)
 $3.99
In Stock
 $3.99
267
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:794904

In Stock

In Stock

Note: (Thermistor Wire Assembly)
 $3.99
In Stock
 $3.99
268
Casing-control Wire Obsolete - Not Available
 $24.54

Part Number:691025

Discontinued

Discontinued

Note: (Cut to Required Length)
 $24.54
Discontinued
269
Wire-control Obsolete - Not Available
 $14.29

Part Number:26634

Discontinued

Discontinued

Note: (Cut to Required Length)
 $14.29
Discontinued
270
Nut
 $16.43

Part Number:691027

In Stock

In Stock

Note: (Control Wire Casing)
 $16.43
In Stock
 $16.43
271
Lever-control
 $50.73

Part Number:691028

In Stock

In Stock

Note: Do Not Use With 260898 Gov. Link (Ref. 201)
 $50.73
In Stock
 $50.73
359
Washer
Minimum Quantity of 2 Required
 $3.99

Part Number:691077

In Stock

In Stock

Note: (Ground Terminal)
 $3.99
In Stock
 $3.99
373
Nut
Minimum Quantity of 2 Required
 $3.99

Part Number:691612

In Stock

In Stock

Note: (Ground Terminal)
 $3.99
In Stock
 $3.99
385
Screw
 $3.99

Part Number:694476

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Fuel Pump)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
385A
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:690297

In Stock

In Stock

Note: (Regulator) (Carburetor/Efi Cover)
 $3.99
In Stock
 $3.99
387
Pump-fuel Obsolete - Not Available
 $66.41

Part Number:697090

Discontinued

Discontinued

Note: Used Before Code Date 08082500
 $66.41
Discontinued
387A
Pump-fuel
 $30.07

Part Number:597338

In Stock

In Stock
 $30.07
In Stock
 $30.07
404
Washer
Minimum Quantity of 2 Required
 $4.97

Part Number:691691

In Stock

In Stock

Note: (Governor Crank)
 $4.97
In Stock
 $4.97
505
Lawn & Garden Equipment Engine
Minimum Quantity of 2 Required
 $3.99

Part Number:691251

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Governor Control Lever)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
507
Insulator
 $10.41

Part Number:691972

In Stock

In Stock
 $10.41
In Stock
 $10.41
520
Terminal-ground
 $7.90

Part Number:691084

In Stock

In Stock

Note: (Brass)
 $7.90
In Stock
 $7.90
559
Screw
 $4.97

Part Number:697561

In Stock

In Stock

Note: (Remote Choke Stop)
 $4.97
In Stock
 $4.97
559A
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:693675

In Stock

In Stock

Note: (Remote Choke Stop)
 $3.99
In Stock
 $3.99
562
Bolt
Minimum Quantity of 2 Required
 $4.99

Part Number:691119

In Stock

In Stock

Note: (Governor Control Lever)
 $4.99
In Stock
 $4.99
601
Clamp-hose
Minimum Quantity of 2 Required
 $3.99

Part Number:691038

In Stock

In Stock

Note: (Black)
 $3.99
In Stock
 $3.99
601
Clamp-hose
Minimum Quantity of 2 Required
 $4.99

Part Number:791850

In Stock

In Stock

Note: (Green)
 $4.99
In Stock
 $4.99
614
Pin-cotter
Minimum Quantity of 2 Required
 $4.99

Part Number:691620

In Stock

In Stock

Note: #N/a
 $4.99
In Stock
 $4.99
616
Crank-governor
 $17.26

Part Number:692012

In Stock

In Stock
 $17.26
In Stock
 $17.26
621
Switch-stop
 $7.29

Part Number:692310

In Stock

In Stock

Note: Used After Code Date 85041400
 $7.29
In Stock
 $7.29
773
Retainer
Minimum Quantity of 2 Required
 $4.99

Part Number:796448

In Stock

In Stock

Note: (Part Information Located in Carburetor and Fuel Supply Group.)
 $4.99
In Stock
 $4.99
788
Bracket-fuel Pump
 $24.52

Part Number:699347

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used Before Code Date 08073000
 $24.52
Usually ships in 7 - 12 business days
 $24.52
918
Hose-vacuum
 $17.59

Part Number:791851

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Fuel Pump)
 $17.59
Usually ships in 7 - 12 business days
 $17.59
957A
Cap-fuel Tank
 $10.59

Part Number:795027

In Stock

In Stock

Note: (Standard)
 $10.59
In Stock
 $10.59
958
Valve-fuel Shut Off
 $8.88

Part Number:698183

In Stock

In Stock

Note: (Plastic)
 $8.88
In Stock
 $8.88
972
Tank-fuel
 $168.50

Part Number:792168

In Stock

In Stock

Note: (Plastic)
 $168.50
In Stock
 $168.50
1139
Washer
 $4.99

Part Number:796449

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Fuel Pump Bracket)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
Cylinder Head Gasket Set - Engine Gasket Set - Valve Intake Manifold Valves
Briggs & Stratton 21B906-0121-E1 Engine Cylinder Head Gasket Set - Engine Gasket Set - Valve Intake Manifold Valves Diagram
 Fig #
3
Seal-oil
 $6.59

Part Number:391086S

In Stock

In Stock

Note: (Magneto Side)
 $6.59
In Stock
 $6.59
5
Head-cylinder
 $353.35

Part Number:796183

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $353.35
Usually ships in 7 - 12 business days
 $353.35
7
Gasket-cylinder Head
 $11.50

Part Number:273280S

In Stock

In Stock
 $11.50
In Stock
 $11.50
12
Gasket-crkcse/015
 $7.88

Part Number:697110

In Stock

In Stock

Note: (.015" Thick)(Standard)
 $7.88
In Stock
 $7.88
13
Screw (cylinder Head)
Minimum Quantity of 2 Required
 $3.99

Part Number:84001963

In Stock

In Stock

Note: (Cylinder Head)
 $3.99
In Stock
 $3.99
14
Stud
 $13.71

Part Number:790560

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Cylinder Head)
 $13.71
Usually ships in 7 - 12 business days
 $13.71
20
Seal-oil
 $7.88

Part Number:795387

In Stock

In Stock

Note: (Pto Side)
 $7.88
In Stock
 $7.88
33
Valve-exhaust
 $35.97

Part Number:792868

Backorder: No ETA

Backorder: No ETA

Note: (Chrome)
 $35.97
Backorder: No ETA
 $35.97
34
Valve-intake
 $34.84

Part Number:791935

In Stock

In Stock
 $34.84
In Stock
 $34.84
35
Spring-valve
 $7.29

Part Number:691279

In Stock

In Stock

Note: (Exhaust)
 $7.29
In Stock
 $7.29
36
Spring-valve
 $7.29

Part Number:691279

In Stock

In Stock

Note: (Exhaust)
 $7.29
In Stock
 $7.29
42
Keeper-valve
 $7.96

Part Number:499586

In Stock

In Stock
 $7.96
In Stock
 $7.96
45
Tappet-valve
 $11.95

Part Number:690564

In Stock

In Stock

Note: (Part Information Located in Cylinder Head Group.)
 $11.95
In Stock
 $11.95
50
Manifold-intake
 $77.17

Part Number:592845

In Stock

In Stock
 $77.17
In Stock
 $77.17
50
Manifold-intake
 $77.17

Part Number:592845

In Stock

In Stock
 $77.17
In Stock
 $77.17
51
Gasket-intake
Minimum Quantity of 2 Required
 $3.99

Part Number:692137

In Stock

In Stock

Note: (Part Information Located in Cylinder Head Group.)
 $3.99
In Stock
 $3.99
51A
Gasket-intake
Minimum Quantity of 2 Required
 $3.99

Part Number:796081

In Stock

In Stock

Note: (Restrictor)
 $3.99
In Stock
 $3.99
53
Stud
 $8.21

Part Number:591260

In Stock

In Stock

Note: (Carburetor)
 $8.21
In Stock
 $8.21
53
Stud
 $9.97

Part Number:690227

Backorder: No ETA

Backorder: No ETA

Note: (Carburetor) Used Before Code Date 11121900
 $9.97
Backorder: No ETA
 $9.97
54
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:691148

In Stock

In Stock

Note: (Intake Manifold)
 $4.97
In Stock
 $4.97
186
Connector-hose
 $21.89

Part Number:794873

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Intake Manifold)
 $21.89
Usually ships in 7 - 12 business days
 $21.89
192
Adjuster-rocker Arm
 $12.91

Part Number:691986

In Stock

In Stock
 $12.91
In Stock
 $12.91
238
Cap-valve
 $10.28

Part Number:691843

In Stock

In Stock
 $10.28
In Stock
 $10.28
337
Plug-spark
Minimum Quantity of 2 Required
 $4.99

Part Number:491055T

In Stock

In Stock

Note: (Rc12yc - Resistor)
 $4.99
In Stock
 $4.99
358
Gasket Set-engine
 $117.86

Part Number:796181

In Stock

In Stock

Note: (Service Kits May Include Extra Parts Not Specific to This Engine.)
 $117.86
In Stock
 $117.86
383
Wrench-spark Plug
 $7.07

Part Number:89838S

In Stock

In Stock
 $7.07
In Stock
 $7.07
415
Plug
 $6.79

Part Number:794903

In Stock

In Stock

Note: (1/8"-27 Nptf - External Sq)
 $6.79
In Stock
 $6.79
524
Seal-dipstick Tube
 $7.12

Part Number:691032

In Stock

In Stock

Note: (Dipstick Tube)
 $7.12
In Stock
 $7.12
585
Gasket-breather
 $9.45

Part Number:697109

In Stock

In Stock

Note: (Use Liquid Sealant Reference 850)
 $9.45
In Stock
 $9.45
617
Seal-o Ring
Minimum Quantity of 2 Required
 $5.96

Part Number:692138

In Stock

In Stock

Note: (Intake Manifold)
 $5.96
In Stock
 $5.96
635
Spark Plug Boot
Minimum Quantity of 2 Required
 $5.45

Part Number:691909

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.45
Usually ships in 7 - 12 business days
 $5.45
654
Nut
Minimum Quantity of 2 Required
 $3.99

Part Number:690958

In Stock

In Stock

Note: (Carburetor)
 $3.99
In Stock
 $3.99
691
Seal-governor Shaft
 $9.79

Part Number:692407

In Stock

In Stock

Note: Included in Gasket Set-Part Number 494241.
 $9.79
In Stock
 $9.79
705
Nut
 $3.99

Part Number:790561

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Fuel Tank)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
830
Stud-rocker Arm
 $9.45

Part Number:691095

In Stock

In Stock
 $9.45
In Stock
 $9.45
842
Seal-o Ring
Minimum Quantity of 2 Required
 $5.71

Part Number:691031

In Stock

In Stock

Note: (Dipstick Cap)
 $5.71
In Stock
 $5.71
850
Sealant-liquid
 $17.59

Part Number:100106

In Stock

In Stock

Note: (Rocker Cover Gasket and Breather Gasket)
 $17.59
In Stock
 $17.59
868
Seal-valve
 $11.35

Part Number:794086

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.35
Usually ships in 7 - 12 business days
 $11.35
883
Gasket-exhaust
Minimum Quantity of 2 Required
 $5.71

Part Number:692236

In Stock

In Stock

Note: Included in Gasket Set-Part No. 393411
 $5.71
In Stock
 $5.71
914
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:691108

In Stock

In Stock

Note: (Cylinder Shield)
 $3.99
In Stock
 $3.99
943
Seal-o Ring
 $10.95

Part Number:690589

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Oil Pump Cover) Used Before Code Date 08071800
 $10.95
Usually ships in 7 - 12 business days
 $10.95
1022
Gasket-rocker Cover Obsolete - Not Available
 $6.33

Part Number:272475S

Discontinued

Discontinued

Note: (Use Liquid Sealant Reference 850)
 $6.33
Discontinued
1023
Cover-rocker
 $44.81

Part Number:797421

In Stock

In Stock

Note: (Use With Liquid Sealant Reference 850)
 $44.81
In Stock
 $44.81
1026
Rod-push
 $18.59

Part Number:697394

In Stock

In Stock

Note: (Intake)
 $18.59
In Stock
 $18.59
1026
Rod-push
 $18.26

Part Number:794573

In Stock

In Stock

Note: (Exhaust)
 $18.26
In Stock
 $18.26
1029
Arm-rocker
 $11.45

Part Number:691751

In Stock

In Stock
 $11.45
In Stock
 $11.45
1034
Guide-push Rod
 $11.45

Part Number:690822

In Stock

In Stock
 $11.45
In Stock
 $11.45
1095
Gasket Set-valve
 $80.50

Part Number:796189

In Stock

In Stock

Note: (Service Kits May Include Extra Parts Not Specific to This Engine.)
 $80.50
In Stock
 $80.50
1266
Seal-o Ring
Minimum Quantity of 2 Required
 $4.99

Part Number:691917

In Stock

In Stock

Note: (Intake Manifold)
 $4.99
In Stock
 $4.99
1266A
Seal-o Ring
 $7.12

Part Number:697123

In Stock

In Stock

Note: (Intake Elbow)
 $7.12
In Stock
 $7.12
Cylinder Engine Sump OperatorS Manual Warning Label
Briggs & Stratton 21B906-0121-E1 Engine Cylinder Engine Sump OperatorS Manual Warning Label Diagram
 Fig #
1
Cylinder Assembly
 $454.73

Part Number:697377

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $454.73
Usually ships in 7 - 12 business days
 $454.73
2
Kit-bushing/seal
 $23.53

Part Number:797673

In Stock

In Stock

Note: (Magneto Side)
 $23.53
In Stock
 $23.53
4
Sump-engine
 $303.76

Part Number:697106

In Stock

In Stock

Note: Used After Code Date 05100200
 $303.76
In Stock
 $303.76
11
Tube-breather
 $9.98

Part Number:794683

In Stock

In Stock
 $9.98
In Stock
 $9.98
12
Gasket-crkcse/015
 $7.88

Part Number:697110

In Stock

In Stock

Note: (.015" Thick)(Standard)
 $7.88
In Stock
 $7.88
15
Plug-oil Drain
 $7.12

Part Number:690946

In Stock

In Stock

Note: (3/8"-18 Nptf-External 7/16" Sq)
 $7.12
In Stock
 $7.12
20
Seal-oil
 $7.88

Part Number:795387

In Stock

In Stock

Note: (Pto Side)
 $7.88
In Stock
 $7.88
22
Screw-hex
Minimum Quantity of 2 Required
 $4.99

Part Number:692125

In Stock

In Stock

Note: (Crankcase Cover/Sump)
 $4.99
In Stock
 $4.99
239
Switch-oil Pressure
 $39.83

Part Number:491657S

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used Before Code Date 17032100
 $39.83
Usually ships in 7 - 12 business days
 $39.83
306
Carburetor Obsolete - Not Available
 $74.01

Part Number:595778

Discontinued

Discontinued
 $74.01
Discontinued
307
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:691693

In Stock

In Stock

Note: (Flywheel Guard)
 $3.99
In Stock
 $3.99
415
Plug
 $6.79

Part Number:794903

In Stock

In Stock

Note: (1/8"-27 Nptf - External Sq)
 $6.79
In Stock
 $6.79
552
Bushing-gov Crank
 $11.62

Part Number:697144

In Stock

In Stock
 $11.62
In Stock
 $11.62
584
Cover-breather Passag
 $11.62

Part Number:794682

In Stock

In Stock

Note: (Use With Liquid Sealant Reference 850)
 $11.62
In Stock
 $11.62
585
Gasket-breather
 $9.45

Part Number:697109

In Stock

In Stock

Note: (Use Liquid Sealant Reference 850)
 $9.45
In Stock
 $9.45
684
Screw
 $3.99

Part Number:697157

In Stock

In Stock

Note: (Breather Passage Cover)
 $3.99
In Stock
 $3.99
691
Seal-governor Shaft
 $9.79

Part Number:692407

In Stock

In Stock

Note: Included in Gasket Set-Part Number 494241.
 $9.79
In Stock
 $9.79
718
Pin-locating
 $8.12

Part Number:690959

In Stock

In Stock

Note: (Cylinder)
 $8.12
In Stock
 $8.12
750
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:790832

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Oil Pump Cover)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
850
Sealant-liquid
 $17.59

Part Number:100106

In Stock

In Stock

Note: (Rocker Cover Gasket and Breather Gasket)
 $17.59
In Stock
 $17.59
943
Seal-o Ring
 $10.95

Part Number:690589

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Oil Pump Cover) Used Before Code Date 08071800
 $10.95
Usually ships in 7 - 12 business days
 $10.95
965
Cover-oil Pump
 $16.43

Part Number:499613

In Stock

In Stock

Note: Used Before Code Date 08071800
 $16.43
In Stock
 $16.43
1017
Screen-oil Pump
 $16.21

Part Number:796981

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Push In)
 $16.21
Usually ships in 7 - 12 business days
 $16.21
1024A
Pump-oil
 $43.95

Part Number:794644

In Stock

In Stock

Note: Used Before Code Date 08071800
 $43.95
In Stock
 $43.95
1027
Filter-oil Mega Pack
 $11.88

Part Number:492932B

In Stock

In Stock

Note: (Black)
 $11.88
In Stock
 $11.88
1058
Operating Man. Obsolete - Not Available
 $3.66

Part Number:276344TRI

Discontinued

Discontinued
 $3.66
Discontinued
1263
Reed-breather
 $9.12

Part Number:697124

In Stock

In Stock
 $9.12
In Stock
 $9.12
1264
Screw
 $4.97

Part Number:697104

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Breather Reed)
 $4.97
Usually ships in 7 - 12 business days
 $4.97
1319
Label-warning
 $26.22

Part Number:794467

In Stock

In Stock

Note: (Required When Replacing Parts With Warning Labels Affixed)
 $26.22
In Stock
 $26.22
Flywheel
Briggs & Stratton 21B906-0121-E1 Engine Flywheel Diagram
 Fig #
23
Flywheel Obsolete - Not Available
 $175.10

Part Number:698281

Discontinued

Discontinued

Note: Used Before Code Date 12071700
 $175.10
Discontinued
37A
Guard-flywheel
 $11.07

Part Number:697626

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Electric Start)
 $11.07
Usually ships in 7 - 12 business days
 $11.07
74
Screw
 $4.97

Part Number:697897

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Rotating Screen) Used Before Code Date 07040900
 $4.97
Usually ships in 7 - 12 business days
 $4.97
75
Washer
Minimum Quantity of 2 Required
 $4.99

Part Number:690582

In Stock

In Stock

Note: (Flywheel)
 $4.99
In Stock
 $4.99
78A
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:690364

In Stock

In Stock
 $3.99
In Stock
 $3.99
324
Screen/cup Assembly
 $56.45

Part Number:593933

In Stock

In Stock

Note: Used After Code Date 07040800
 $56.45
In Stock
 $56.45
363
Puller-flywheel
 $26.75

Part Number:19203

In Stock

In Stock

Note: (71.5mm (2.81in.))
 $26.75
In Stock
 $26.75
415A
Plug
 $8.45

Part Number:794129

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Cover/Retainer)
 $8.45
Usually ships in 7 - 12 business days
 $8.45
455
Cup-flywheel
 $19.41

Part Number:695113

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Used Before Code Date 12082700
 $19.41
Usually ships in 7 - 12 business days
 $19.41
493
Bracket-mounting
 $7.89

Part Number:695450

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Debris Screen Guard)
 $7.89
Usually ships in 7 - 12 business days
 $7.89
563
Screw
 $3.99

Part Number:695449

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: (Debris Screen Guard)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
563A
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:799359

In Stock

In Stock

Note: (Debris Screen Guard)
 $4.99
In Stock
 $4.99
783
Gear-pinion
 $28.63

Part Number:593935

In Stock

In Stock

Note: (Metal)
 $28.63
In Stock
 $28.63
949
Guard-debris Screen Obsolete - Not Available
 $139.15

Part Number:695448

Discontinued

Discontinued
 $139.15
Discontinued
949A
Guard-debris Screen
 $45.95

Part Number:799358

In Stock

In Stock
 $45.95
In Stock
 $45.95
1005
Fan-flywheel
 $53.12

Part Number:796200

In Stock

In Stock

Note: Used Before Code Date 07040900
 $53.12
In Stock
 $53.12
1005A
Fan-flywheel
 $53.12

Part Number:796200

In Stock

In Stock

Note: Used Before Code Date 07040900
 $53.12
In Stock
 $53.12
1044
Screw
 $7.29

Part Number:698139

In Stock

In Stock

Note: (Flywheel)
 $7.29
In Stock
 $7.29
1051
Ring-retaining
Minimum Quantity of 2 Required
 $5.85

Part Number:691265

In Stock

In Stock
 $5.85
In Stock
 $5.85
1070
Screw
Minimum Quantity of 2 Required
 $4.97

Part Number:791680

In Stock

In Stock

Note: (Flywheel Fan)
 $4.97
In Stock
 $4.97
1070A
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:690363

In Stock

In Stock

Note: (Flywheel Fan)
 $4.99
In Stock
 $4.99
 Fig #
Engine Parts

Repair Guides for Briggs & Stratton Engines Engine 21B906-0121-E1

Quick Fix: How to Clean a Spark Arrestor Screen on a Small 2-Cycle Engine

This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine.

How to Test a Small Engine for Spark

If your small engine isn't starting, you'll need to diagnose many issues including the spark plug. This video walks you through the steps of how to test for a spark using a spark tester.

Quick Fix: How to Replace the Spark Plug in a Small Engine

This video will help you replace the spark plug on a small engine which will help get your gas powered equipment up and running again.

How to Replace the Fuel Filters in Your Outdoor Power Equipment

This video will help you troubleshoot your fuel-line replacement repairs.

Questions & Answers for Briggs & Stratton Engines 21B906-0121-E1

No questions have been asked yet
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