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  Husqvarna 51 (1991-10) Chainsaw Parts
Husqvarna Chainsaw Replacement For Model 51 (1991-10)

Husqvarna Chainsaw Replacement Parts For Model 51 (1991-10)

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Page A
Page B
Page C
Page D
Page E
Page F
Page G
Page H
Page I
Page J
Page K
Page L
Showing All Parts
Page A
Husqvarna 51 (1991-10) Chainsaw Page A Diagram
 Fig #
A-1
Air Filter
 $27.40

Part Number:503608301

In Stock

In Stock
 $27.40
In Stock
 $27.40
2
Air Filter Obsolete - Not Available
 $24.90

Part Number:503608302

In Stock

In Stock
 $24.90
In Stock
 $24.90
3
Screw
 $7.95

Part Number:503210745

In Stock

In Stock
 $7.95
In Stock
 $7.95
4
Filter Retainer Obsolete - Not Available
 $17.95

Part Number:503608201

Discontinued

Discontinued
 $17.95
Discontinued
5
Bulkhead Assembly
 $27.40

Part Number:503764801

In Stock

In Stock
 $27.40
In Stock
 $27.40
6
Winter Plug
 $11.31

Part Number:503405901

In Stock

In Stock

Note: Winter Plug
 $11.31
In Stock
 $11.31
7
Screw M5 X 10
 $6.21

Part Number:503200710

In Stock

In Stock
 $6.21
In Stock
 $6.21
8
Carburetor Obsolete - Not Available
 $176.07

Part Number:503281504

Discontinued

Discontinued
 $176.07
Discontinued
9
Gasket
 $9.96

Part Number:501770002

In Stock

In Stock
 $9.96
In Stock
 $9.96
10
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:503200216

In Stock

In Stock

Note: Ihscfm
 $4.99
In Stock
 $4.99
11
Choke Control
 $18.68

Part Number:503608402

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $18.68
Usually ships in 7 - 12 business days
 $18.68
12
Impulse Pipe
 $11.20

Part Number:505310751

In Stock

In Stock
 $11.20
In Stock
 $11.20
13
Intake Sleeve
 $13.69

Part Number:530029814

In Stock

In Stock
 $13.69
In Stock
 $13.69
Page B
Husqvarna 51 (1991-10) Chainsaw Page B Diagram
 Fig #
B-1
Air Filter
 $13.69

Part Number:501762901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $13.69
Usually ships in 7 - 12 business days
 $13.69
2
Air Filter Obsolete - Not Available
 $15.55

Part Number:501762902

Discontinued

Discontinued
 $15.55
Discontinued
3
Carburetor Wa-82 Obsolete - Not Available
 $167.59

Part Number:505316751

Discontinued

Discontinued
 $167.59
Discontinued
4
Filter Retainer Obsolete - Not Available
 $14.35

Part Number:501762801

Discontinued

Discontinued
 $14.35
Discontinued
Page C
Husqvarna 51 (1991-10) Chainsaw Page C Diagram
 Fig #
C-1
Carburetor Wa-82 Obsolete - Not Available
 $167.59

Part Number:505316751

Discontinued

Discontinued
 $167.59
Discontinued
2
Valve/inlet
 $12.57

Part Number:503117001

In Stock

In Stock
 $12.57
In Stock
 $12.57
3
Lever Spring Obsolete - Not Available
 $2.99

Part Number:505520121

Discontinued

Discontinued
 $2.99
Discontinued
4
Nipple Obsolete - Not Available
 $9.52

Part Number:505316763

Discontinued

Discontinued
 $9.52
Discontinued
5
Fuel Pump Diaphragm Obsolete - Not Available
 $2.99

Part Number:505520111

Discontinued

Discontinued
 $2.99
Discontinued
6
Gasket, Fuel Pump Obsolete - Not Available
 $3.58

Part Number:505520108

Discontinued

Discontinued
 $3.58
Discontinued
7
Fuel Pump Cover Obsolete - Not Available
 $23.91

Part Number:505316755

Discontinued

Discontinued
 $23.91
Discontinued
8
Repair Kit Obsolete - Not Available
 $12.51

Part Number:501883401

Discontinued

Discontinued
 $12.51
Discontinued
9
Screw
 $3.99

Part Number:503104701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
11
Throttle Flap Obsolete - Not Available
 $3.05

Part Number:505520105

Discontinued

Discontinued
 $3.05
Discontinued
12
Throttle Shaft Obsolete - Not Available
 $21.39

Part Number:505316756

Discontinued

Discontinued
 $21.39
Discontinued
13
Adj.Screw L Obsolete - Not Available
 $3.58

Part Number:505316761

Discontinued

Discontinued
 $3.58
Discontinued
14
Adj.Screw H Obsolete - Not Available
 $2.99

Part Number:505316762

Discontinued

Discontinued
 $2.99
Discontinued
15
Spring Obsolete - Not Available
 $2.99

Part Number:530035023

Discontinued

Discontinued
 $2.99
Discontinued
16
Pressure Spring
 $16.74

Part Number:505316737

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $16.74
Usually ships in 7 - 12 business days
 $16.74
17
Gasket-Circuit Plate Obsolete - Not Available
 $2.99

Part Number:501781301

Discontinued

Discontinued
 $2.99
Discontinued
18
Plate Obsolete - Not Available
 $2.99

Part Number:505316765

Discontinued

Discontinued
 $2.99
Discontinued
Page D
Husqvarna 51 (1991-10) Chainsaw Page D Diagram
 Fig #
D-1
Carburetor Obsolete - Not Available
 $176.07

Part Number:503281504

Discontinued

Discontinued
 $176.07
Discontinued
2
Spacer
 $3.99

Part Number:502103001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
3
Starter Lever Obsolete - Not Available
 $3.58

Part Number:506028001

Discontinued

Discontinued
 $3.58
Discontinued
4
Screw
 $6.27

Part Number:501468701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.27
Usually ships in 7 - 12 business days
 $6.27
5
Choke Shaft Obsolete - Not Available
 $22.19

Part Number:503522701

Discontinued

Discontinued
 $22.19
Discontinued
6
Choke Flap Obsolete - Not Available
 $4.99

Part Number:502103201

Discontinued

Discontinued
 $4.99
Discontinued
7
Screw
 $6.27

Part Number:501468701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.27
Usually ships in 7 - 12 business days
 $6.27
8
Starter Lever Obsolete - Not Available
 $3.58

Part Number:505316782

Discontinued

Discontinued
 $3.58
Discontinued
9
Spring Obsolete - Not Available
 $2.99

Part Number:502119701

Discontinued

Discontinued
 $2.99
Discontinued
10
Fuel Inlet Screen
 $7.46

Part Number:501666101

In Stock

In Stock
 $7.46
In Stock
 $7.46
11
Screw Obsolete - Not Available
 $2.99

Part Number:503625201

Discontinued

Discontinued
 $2.99
Discontinued
12
Diaphragm-fuel Pump
 $6.21

Part Number:504130807

In Stock

In Stock

Note: 530 03 51-73 Set of Gaskets
 $6.21
In Stock
 $6.21
13
Gasket-fuel Pump
Minimum Quantity of 2 Required
 $4.99

Part Number:504130906

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 530 03 51-73 Set of Gaskets
 $4.99
Usually ships in 7 - 12 business days
 $4.99
14
Pump Cover Obsolete - Not Available
 $4.99

Part Number:502102101

Discontinued

Discontinued
 $4.99
Discontinued
15
Screw
 $3.99

Part Number:501466901

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
16
Repair Kit Diaphragm Set Obsolete - Not Available
 $23.93

Part Number:502103501

Discontinued

Discontinued
 $23.93
Discontinued
17
Spring, H-needle
 $7.87

Part Number:504210049

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.87
Usually ships in 7 - 12 business days
 $7.87
18
Needle Spring-low Speed
Minimum Quantity of 2 Required
 $5.35

Part Number:530035293

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.35
Usually ships in 7 - 12 business days
 $5.35
19
Low Speed Needle Obsolete - Not Available
 $3.58

Part Number:502102901

Discontinued

Discontinued
 $3.58
Discontinued
20
Hi-Speed Needle Obsolete - Not Available
 $3.58

Part Number:502102801

Discontinued

Discontinued
 $3.58
Discontinued
21
Spring Obsolete - Not Available
 $2.99

Part Number:502119601

Discontinued

Discontinued
 $2.99
Discontinued
22
Screw
 $6.27

Part Number:501468701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.27
Usually ships in 7 - 12 business days
 $6.27
23
Throttle Flap Obsolete - Not Available
 $2.99

Part Number:502114401

Discontinued

Discontinued
 $2.99
Discontinued
24
Shaft Ass'Y/Throttle Obsolete - Not Available
 $4.99

Part Number:503570201

Discontinued

Discontinued
 $4.99
Discontinued
25
Spring
 $6.15

Part Number:501468401

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.15
Usually ships in 7 - 12 business days
 $6.15
26
Spring Obsolete - Not Available
 $2.99

Part Number:501667801

Discontinued

Discontinued
 $2.99
Discontinued
27
Screw
 $3.99

Part Number:503104701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
28
Screw
 $4.99

Part Number:503584601

In Stock

In Stock
 $4.99
In Stock
 $4.99
29
Diaphragm Cover
 $5.24

Part Number:505316754

In Stock

In Stock
 $5.24
In Stock
 $5.24
30
Diaphragm-metering
 $8.71

Part Number:503896701

In Stock

In Stock

Note: 530 03 51-73 Set of Gaskets
 $8.71
In Stock
 $8.71
31
Gasket, Metering Side Obsolete - Not Available
 $4.99

Part Number:505520110

Discontinued

Discontinued

Note: 530 03 51-73 Set of Gaskets
 $4.99
Discontinued
33
Screw
 $3.99

Part Number:505316717

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $3.99
Usually ships in 7 - 12 business days
 $3.99
34
Lever-metering
 $6.68

Part Number:505520127

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.68
Usually ships in 7 - 12 business days
 $6.68
35
Spring, H-needle
 $7.87

Part Number:504210049

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.87
Usually ships in 7 - 12 business days
 $7.87
36
Needle Spring-low Speed
Minimum Quantity of 2 Required
 $5.35

Part Number:530035293

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $5.35
Usually ships in 7 - 12 business days
 $5.35
Page E
Husqvarna 51 (1991-10) Chainsaw Page E Diagram
 Fig #
E-1
Tank Unit Cpl. Obsolete - Not Available
 $203.50

Part Number:503497401

Discontinued

Discontinued
 $203.50
Discontinued
2
Hand Guard Obsolete - Not Available
 $69.16

Part Number:503892701

Discontinued

Discontinued
 $69.16
Discontinued
3
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:503212810

In Stock

In Stock

Note: Ccrpant
 $3.99
In Stock
 $3.99
4
Knee-joint
 $40.67

Part Number:501875301

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $40.67
Usually ships in 7 - 12 business days
 $40.67
5
Pin 3x10
 $6.15

Part Number:720123300

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.15
Usually ships in 7 - 12 business days
 $6.15
7
Spring Obsolete - Not Available
 $8.37

Part Number:501875401

Discontinued

Discontinued
 $8.37
Discontinued
8
Pivot Pin
 $9.96

Part Number:503802701

In Stock

In Stock
 $9.96
In Stock
 $9.96
9
Screw Mc6s 4x16
 $6.21

Part Number:725529356

In Stock

In Stock
 $6.21
In Stock
 $6.21
10
Pivot Sleeve R
 $9.96

Part Number:501768001

In Stock

In Stock
 $9.96
In Stock
 $9.96
11
Pivot Sleeve L Obsolete - Not Available
 $8.37

Part Number:501768101

Discontinued

Discontinued
 $8.37
Discontinued
12
Lock Spring Obsolete - Not Available
 $5.97

Part Number:503493401

Discontinued

Discontinued
 $5.97
Discontinued
14
Brake Band Obsolete - Not Available
 $18.68

Part Number:503718701

In Stock

In Stock
 $18.68
In Stock
 $18.68
15
Clutch Cover Obsolete - Not Available
 $53.86

Part Number:503493201

Discontinued

Discontinued
 $53.86
Discontinued
16
Cover Obsolete - Not Available
 $15.55

Part Number:501874202

Discontinued

Discontinued
 $15.55
Discontinued
17
Spring
 $8.71

Part Number:501874701

In Stock

In Stock
 $8.71
In Stock
 $8.71
18
Flange Nut
Minimum Quantity of 2 Required
 $3.99

Part Number:503220001

In Stock

In Stock

Note: Wrap
 $3.99
In Stock
 $3.99
19
Covering Plate Obsolete - Not Available
 $9.57

Part Number:503152101

Discontinued

Discontinued
 $9.57
Discontinued
20
Screw
Minimum Quantity of 2 Required
 $3.99

Part Number:503212810

In Stock

In Stock

Note: Ccrpant
 $3.99
In Stock
 $3.99
Page F
Husqvarna 51 (1991-10) Chainsaw Page F Diagram
 Fig #
F-1
Crankcase Obsolete - Not Available
 $263.36

Part Number:501762202

Discontinued

Discontinued
 $263.36
Discontinued
2
Cap Obsolete - Not Available
 $14.35

Part Number:501764403

Discontinued

Discontinued
 $14.35
Discontinued
3
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:503200216

In Stock

In Stock

Note: Ihscfm
 $4.99
In Stock
 $4.99
4
Seal Ring
 $13.69

Part Number:505275719

In Stock

In Stock
 $13.69
In Stock
 $13.69
5
Screw Obsolete - Not Available
 $7.87

Part Number:503207450

Discontinued

Discontinued
 $7.87
Discontinued
6
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:503200225

In Stock

In Stock
 $4.99
In Stock
 $4.99
7
Chain Catcher
 $7.95

Part Number:501766403

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $7.95
Usually ships in 7 - 12 business days
 $7.95
8
Screw
Minimum Quantity of 2 Required
 $5.29

Part Number:501546301

In Stock

In Stock
 $5.29
In Stock
 $5.29
9
Nut
Minimum Quantity of 2 Required
 $5.29

Part Number:501452702

In Stock

In Stock
 $5.29
In Stock
 $5.29
10
Pawl
 $6.21

Part Number:501454101

In Stock

In Stock
 $6.21
In Stock
 $6.21
11
Spiral Pin 3.5x14 Obsolete - Not Available
 $2.99

Part Number:721423050

Discontinued

Discontinued
 $2.99
Discontinued
12
Oil Tank Vent Obsolete - Not Available
 $3.58

Part Number:501839302

Discontinued

Discontinued
 $3.58
Discontinued
13
Bar Bolt Obsolete - Not Available
 $8.37

Part Number:505220937

Discontinued

Discontinued
 $8.37
Discontinued
14
Felling Dog Obsolete - Not Available
 $17.95

Part Number:501795001

Discontinued

Discontinued
 $17.95
Discontinued
15
O-ring
 $7.95

Part Number:740440500

In Stock

In Stock
 $7.95
In Stock
 $7.95
16
Holder
 $10.05

Part Number:503578901

In Stock

In Stock

Note: Holder
 $10.05
In Stock
 $10.05
17
Oil Cap
 $11.20

Part Number:501765602

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $11.20
Usually ships in 7 - 12 business days
 $11.20
18
Air Conductor Obsolete - Not Available
 $18.86

Part Number:501763003

Discontinued

Discontinued
 $18.86
Discontinued
19
Seal Ring
 $13.69

Part Number:505275719

In Stock

In Stock
 $13.69
In Stock
 $13.69
21
Plate Nut Obsolete - Not Available
 $4.99

Part Number:503226201

Discontinued

Discontinued
 $4.99
Discontinued
100
Crankshaft
 $357.95

Part Number:503573806

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $357.95
Usually ships in 7 - 12 business days
 $357.95
101
Ball Bearing
 $32.36

Part Number:738220225

In Stock

In Stock
 $32.36
In Stock
 $32.36
102
Support Bushing
 $24.90

Part Number:501451601

In Stock

In Stock
 $24.90
In Stock
 $24.90
Page G
Husqvarna 51 (1991-10) Chainsaw Page G Diagram
 Fig #
G-1
Spark Plug Conn. Kit
 $11.20

Part Number:501485402

In Stock

In Stock
 $11.20
In Stock
 $11.20
2
Screw
 $6.55

Part Number:503212806

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.55
Usually ships in 7 - 12 business days
 $6.55
3
Stop Switch
 $17.43

Part Number:503717901

In Stock

In Stock
 $17.43
In Stock
 $17.43
4
Washer 8.4x16
 $7.53

Part Number:503230101

In Stock

In Stock

Note: Correction:
 $7.53
In Stock
 $7.53
5
Nut M8x1
 $6.27

Part Number:503221011

In Stock

In Stock

Note: Incl. 14 - 19
 $6.27
In Stock
 $6.27
6
Cable Obsolete - Not Available
 $11.96

Part Number:503163101

Discontinued

Discontinued
 $11.96
Discontinued
8
Screw
 $6.27

Part Number:503202520

In Stock

In Stock
 $6.27
In Stock
 $6.27
9
Flywheel Assembly Obsolete - Not Available
 $100.61

Part Number:503521801

Discontinued

Discontinued
 $100.61
Discontinued
10
Tapp Starthake Obsolete - Not Available
 $2.99

Part Number:501646701

Discontinued

Discontinued
 $2.99
Discontinued
11
Pawl Obsolete - Not Available
 $8.37

Part Number:503412201

Discontinued

Discontinued
 $8.37
Discontinued
12
Spring Obsolete - Not Available
 $7.95

Part Number:504217303

Discontinued

Discontinued
 $7.95
Discontinued
Page H
Husqvarna 51 (1991-10) Chainsaw Page H Diagram
 Fig #
H-1
Muffler-usa
 $124.51

Part Number:503749103

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $124.51
Usually ships in 7 - 12 business days
 $124.51
2
Muffler-usa
 $124.51

Part Number:503749103

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $124.51
Usually ships in 7 - 12 business days
 $124.51
3
Plate Obsolete - Not Available
 $5.97

Part Number:501767101

Discontinued

Discontinued
 $5.97
Discontinued
4
Square Head Screw 5x80
 $7.95

Part Number:503218202

In Stock

In Stock
 $7.95
In Stock
 $7.95
5
Silencer Bracket
 $9.96

Part Number:501768801

In Stock

In Stock
 $9.96
In Stock
 $9.96
6
Locknut Obsolete - Not Available
 $4.99

Part Number:503222302

Discontinued

Discontinued
 $4.99
Discontinued
7
Spacer Obsolete - Not Available
 $5.05

Part Number:501538202

Discontinued

Discontinued
 $5.05
Discontinued
8
Screw
 $7.53

Part Number:503212710

In Stock

In Stock
 $7.53
In Stock
 $7.53
9
Exhaust Outlet Obsolete - Not Available
 $23.93

Part Number:501799101

Discontinued

Discontinued
 $23.93
Discontinued
10
Spark Arrestor Obsolete - Not Available
 $6.49

Part Number:501799001

Discontinued

Discontinued
 $6.49
Discontinued
Page I
Husqvarna 51 (1991-10) Chainsaw Page I Diagram
 Fig #
I-1
Clutch
 $32.28

Part Number:537110502

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.28
Usually ships in 7 - 12 business days
 $32.28
2
Spring
 $9.36

Part Number:501456101

In Stock

In Stock
 $9.36
In Stock
 $9.36
3
Support Bushing
 $23.87

Part Number:503253401

In Stock

In Stock
 $23.87
In Stock
 $23.87
4
Support Bushing
 $23.87

Part Number:503253401

In Stock

In Stock
 $23.87
In Stock
 $23.87
5
Washer 12.7 X 30 Obsolete - Not Available
 $8.02

Part Number:503230105

Discontinued

Discontinued
 $8.02
Discontinued
6
Washer 12.7 X 30 Obsolete - Not Available
 $8.02

Part Number:503230105

Discontinued

Discontinued
 $8.02
Discontinued
7
Saw Rim
 $8.71

Part Number:640200010

In Stock

In Stock

Note: .325x7
 $8.71
In Stock
 $8.71
8
Rim Sprocket 3/8 7
 $11.20

Part Number:640200036

In Stock

In Stock
 $11.20
In Stock
 $11.20
9
Clutch Drum 0.325x7 Obsolete - Not Available
 $67.15

Part Number:503088702

Discontinued

Discontinued
 $67.15
Discontinued
10
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:503200216

In Stock

In Stock

Note: Ihscfm
 $4.99
In Stock
 $4.99
11
Chain Guide Plate
 $13.69

Part Number:501763201

In Stock

In Stock
 $13.69
In Stock
 $13.69
12
Grooved Pin 3x20 Obsolete - Not Available
 $4.99

Part Number:721121040

Discontinued

Discontinued
 $4.99
Discontinued
13
Pump Plunger Obsolete - Not Available
 $27.67

Part Number:503660102

Discontinued

Discontinued
 $27.67
Discontinued
14
Pressure Seal
 $9.27

Part Number:501763701

In Stock

In Stock
 $9.27
In Stock
 $9.27
15
Oilpump
 $41.09

Part Number:501777601

In Stock

In Stock
 $41.09
In Stock
 $41.09
16
Suction Hose Cpl
 $24.90

Part Number:503101601

In Stock

In Stock
 $24.90
In Stock
 $24.90
Page J
Husqvarna 51 (1991-10) Chainsaw Page J Diagram
 Fig #
J-1
Cylinder
 $160.97

Part Number:503609171

In Stock

In Stock
 $160.97
In Stock
 $160.97
2
Cylinder
 $160.97

Part Number:503609171

In Stock

In Stock
 $160.97
In Stock
 $160.97
3
Screw
Minimum Quantity of 2 Required
 $4.99

Part Number:503200225

In Stock

In Stock
 $4.99
In Stock
 $4.99
4
Gasket Obsolete - Not Available
 $9.27

Part Number:503102301

In Stock

In Stock
 $9.27
In Stock
 $9.27
5
Gasket
 $8.80

Part Number:503162103

In Stock

In Stock
 $8.80
In Stock
 $8.80
6
Support Bushing
 $24.90

Part Number:501451601

In Stock

In Stock
 $24.90
In Stock
 $24.90
7
Piston Obsolete - Not Available
 $131.67

Part Number:503167701

Discontinued

Discontinued
 $131.67
Discontinued
8
Piston Assembly Obsolete - Not Available
 $131.67

Part Number:503608171

Discontinued

Discontinued
 $131.67
Discontinued
9
Piston Ring
 $32.68

Part Number:544435001

In Stock

In Stock
 $32.68
In Stock
 $32.68
10
Locking Ring
 $6.27

Part Number:737441000

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Circlip
 $6.27
Usually ships in 7 - 12 business days
 $6.27
11
Piston Ring
 $32.68

Part Number:503289014

In Stock

In Stock
 $32.68
In Stock
 $32.68
12
Spark Plug
Minimum Quantity of 2 Required
 $5.29

Part Number:503235111

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: Ngk Bpmr 7a
 $5.29
Usually ships in 7 - 12 business days
 $5.29
101
Puller Unit Compl. Obsolete - Not Available
 $39.49

Part Number:505381817

Discontinued

Discontinued
 $39.49
Discontinued
102
Ball Bearing Puller Obsolete - Not Available
 $263.36

Part Number:504909001

Discontinued

Discontinued
 $263.36
Discontinued
103
Fitting Tool
 $30.19

Part Number:502503009

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $30.19
Usually ships in 7 - 12 business days
 $30.19
104
Fitting Tool Obsolete - Not Available
 $69.54

Part Number:502503012

Discontinued

Discontinued
 $69.54
Discontinued
105
Distance Sleeve 57 Mm Obsolete - Not Available
 $8.62

Part Number:502504601

Discontinued

Discontinued
 $8.62
Discontinued
106
Pressure Gauge Obsolete - Not Available
 $139.13

Part Number:502503801

Discontinued

Discontinued
 $139.13
Discontinued
Page K
Husqvarna 51 (1991-10) Chainsaw Page K Diagram
 Fig #
K-1
Starter Ass'y
 $123.30

Part Number:503608803

In Stock

In Stock
 $123.30
In Stock
 $123.30
2
Starter Handle
 $12.44

Part Number:503543901

In Stock

In Stock
 $12.44
In Stock
 $12.44
3
Screw
 $11.92

Part Number:503214972

In Stock

In Stock
 $11.92
In Stock
 $11.92
4
Washer 5.3x15
 $7.53

Part Number:503230035

In Stock

In Stock
 $7.53
In Stock
 $7.53
5
Starter Pulley
 $27.40

Part Number:505303735

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $27.40
Usually ships in 7 - 12 business days
 $27.40
7
Screw
Minimum Quantity of 2 Required
 $5.29

Part Number:724132955

In Stock

In Stock
 $5.29
In Stock
 $5.29
8
Decal Obsolete - Not Available
 $9.57

Part Number:537359801

Discontinued

Discontinued
 $9.57
Discontinued
9
Decal 51 Obsolete - Not Available
 $9.57

Part Number:503619704

Discontinued

Discontinued
 $9.57
Discontinued
10
Sleeve
 $11.20

Part Number:501630601

In Stock

In Stock
 $11.20
In Stock
 $11.20
11
Starter Rope
 $9.27

Part Number:505305125

In Stock

In Stock

Note: Starter Cord
 $9.27
In Stock
 $9.27
12
Recoil Spring
 $18.68

Part Number:501763101

In Stock

In Stock
 $18.68
In Stock
 $18.68
100
Screw
Minimum Quantity of 2 Required
 $5.29

Part Number:724132955

In Stock

In Stock
 $5.29
In Stock
 $5.29
101
Decal Obsolete - Not Available
 $18.16

Part Number:503608703

Discontinued

Discontinued
 $18.16
Discontinued
Page L
Husqvarna 51 (1991-10) Chainsaw Page L Diagram
 Fig #
L-1
Tank Kpl Obsolete - Not Available
 $167.59

Part Number:501761310

Discontinued

Discontinued
 $167.59
Discontinued
2
Spring Pin
 $6.62

Part Number:721421226

In Stock

In Stock
 $6.62
In Stock
 $6.62
3
Drive Pawl
Minimum Quantity of 2 Required
 $4.99

Part Number:532404845

In Stock

In Stock

Note: Drive
 $4.99
In Stock
 $4.99
4
Parallel Pin 5x30 Obsolete - Not Available
 $6.62

Part Number:720131520

Discontinued

Discontinued
 $6.62
Discontinued
5
Hose
 $11.20

Part Number:581756102

In Stock

In Stock
 $11.20
In Stock
 $11.20
6
Fuel Filter
 $11.20

Part Number:591375401

In Stock

In Stock
 $11.20
In Stock
 $11.20
7
Throttle Push Rod Cpl
 $34.86

Part Number:501778002

In Stock

In Stock
 $34.86
In Stock
 $34.86
8
Fuel Tank Vent.
 $13.69

Part Number:501873101

In Stock

In Stock
 $13.69
In Stock
 $13.69
9
Throttle Catch Obsolete - Not Available
 $11.31

Part Number:501877702

In Stock

In Stock
 $11.31
In Stock
 $11.31
10
Lever
 $12.57

Part Number:503097904

In Stock

In Stock
 $12.57
In Stock
 $12.57
11
Spring Obsolete - Not Available
 $5.97

Part Number:503084601

Discontinued

Discontinued
 $5.97
Discontinued
12
Screw
 $6.15

Part Number:503214925

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $6.15
Usually ships in 7 - 12 business days
 $6.15
13
Screw
 $11.92

Part Number:503214972

In Stock

In Stock
 $11.92
In Stock
 $11.92
14
Handle Filler
 $9.96

Part Number:503404701

In Stock

In Stock
 $9.96
In Stock
 $9.96
15
Antivibe Element
 $9.96

Part Number:501763902

In Stock

In Stock
 $9.96
In Stock
 $9.96
16
O-ring
 $9.27

Part Number:503263017

In Stock

In Stock
 $9.27
In Stock
 $9.27
17
Holder
 $10.05

Part Number:503578901

In Stock

In Stock

Note: Holder
 $10.05
In Stock
 $10.05
18
Right Hand Exhaust Pipe
 $17.43

Part Number:583954801

In Stock

In Stock
 $17.43
In Stock
 $17.43
19
Front Handle
 $75.20

Part Number:501872907

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $75.20
Usually ships in 7 - 12 business days
 $75.20
100
Throttle Catch Obsolete - Not Available
 $3.34

Part Number:501772002

Discontinued

Discontinued
 $3.34
Discontinued
101
Cylinder Cover/Orange Usa Obsolete - Not Available
 $59.85

Part Number:503609006

Discontinued

Discontinued
 $59.85
Discontinued
102
Cylinder Cover/Orange Usa Obsolete - Not Available
 $59.85

Part Number:503609006

Discontinued

Discontinued
 $59.85
Discontinued
103
Cylinder Cover/Orange Usa Obsolete - Not Available
 $59.85

Part Number:503609006

Discontinued

Discontinued
 $59.85
Discontinued
104
Cylinder Cover/Orange Usa Obsolete - Not Available
 $59.85

Part Number:503609006

Discontinued

Discontinued
 $59.85
Discontinued
105
Screw
 $6.68

Part Number:503214338

In Stock

In Stock
 $6.68
In Stock
 $6.68
106
Cylinder Cover Us Obsolete - Not Available
 $51.51

Part Number:503151703

Discontinued

Discontinued
 $51.51
Discontinued
107
Cylinder Cover Us Obsolete - Not Available
 $51.51

Part Number:503151703

Discontinued

Discontinued
 $51.51
Discontinued
108
Choke Control Cpl Obsolete - Not Available
 $9.57

Part Number:501770703

Discontinued

Discontinued
 $9.57
Discontinued
109
Vinter Set Obsolete - Not Available
 $22.33

Part Number:501772102

Discontinued

Discontinued
 $22.33
Discontinued
110
Air Filter Obsolete - Not Available
 $24.90

Part Number:503608302

In Stock

In Stock
 $24.90
In Stock
 $24.90
111
Combi-tool
 $8.10

Part Number:531222001

In Stock

In Stock
 $8.10
In Stock
 $8.10
112
Screwdriver
Minimum Quantity of 2 Required
 $3.99

Part Number:501600203

In Stock

In Stock
 $3.99
In Stock
 $3.99
113
Socket Wrench Obsolete - Not Available
 $29.92

Part Number:505381307

Discontinued

Discontinued
 $29.92
Discontinued
114
Torx-screwdriver
 $32.82

Part Number:502712701

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days
 $32.82
Usually ships in 7 - 12 business days
 $32.82
 Fig #
Saw Parts  Chain Saw Parts

Repair Guides for Husqvarna Chainsaw 51 (1991-10)

How to Replace Fuel Lines on 2-Cycle Engines

This video explains simple procedures to determine the correct fuel line routing for any 2-cycle engine carburetor.

Power Tool Care and Maintenance 101

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Chainsaw Chain Measurements, Sizes, and Types

This video explains exactly what numbers and measurements are needed when matching chainsaw chains, and it also explains how to find them. In addition, this video also offers information about...

How to Sharpen a Chainsaw Chain: 3 Methods

Get the best results out of your chainsaw chain sharpening with the help of this video's professional instructions for three sharpening methods.

Questions & Answers for Husqvarna 51 (1991-10)

Got a chainsaw from Father in law has model #51, but nowhere is s/n, took covers off not there, needing air filter and pressure seal for oiler. Have no idea what year he bought it?
Jim for model number 51 asked on 2022-12-05
Hello Jim, Thank you for contacting us. We have researched the model you have provided and have found the part you are looking for is Part Number: 501762901 for the Filter and Part Number: 501763701 for the Pressure Seal. We hope this helps, good luck with this repair!
eReplacementParts Team December 05, 2022
Related Parts: Pressure Seal Air Filter
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