This is a genuine OEM supplied replacement part designed for use with Briggs and Stratton engines. This float controls fuel flow into the carburetor bowl by adjusting the needle valve. Includes a plastic float and a metal pin.
To complete this repair you would need a wrench and pliers.
Float-carburetor 398187
OEM part for: Briggs & Stratton Engines
Part Number: 398187
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Product Description ?
- Classification: Part
- Weight: 0.01 lbs.
- Shipping: Ships Worldwide
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Compatibility
This Float-carburetor will fit the following 17262 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Briggs & Stratton Engines
Show More Compatible ModelsThis item works with the following types of products:
- Engine Parts
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Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Hard to start, little power. Black smoke at start. Symptoms indicate flooded carb situation
Tool Type
Lawn Mower
Difficulty
Medium
Time
1-2 hours
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set
1. Drained fuel tank.
2. Removed shroud, air filter assembly and disconnected fuel line. (Good time to replace air filter)
3. Removed carburetor, noting manner of attachment of throttle linkage.
4. Disassembled float bowl from carb.
5. Removed float, needle valve and needle valve seat.
6. Remove old air cleaner gasket.
7. Thoroughly cleaned carb and parts to be reused.
8. Replace needle valve seat per instructions supplied with new part.
9. Replace float and needle valve with new parts.
10. Reassembly float bowl on carb.
11. Reattach carb to engine, including reattachment of throttle linkage.
12. Reinstall fuel line. (Note: I recommend installing an in-line fuel strainer.)
13. Reinstall air filter assembly and shroud.
14. Fill fuel tank
15. Test run engine.
Engine now starts easy and has same power as before.
I try to avoid ethanol in my small engines even in those supposedly designed for it. It's a powerful solvent and a potential troublemaker in my experience.
Old fuel float was cracked and, had sank to bottom of carburetor.
Tool Type
Engine
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Pliers, Socket set
Parts Used
Needle valve seal was melted due to ethanol in fuel
Tool Type
Engine
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Pliers, Socket set, Drill bit to seat seal
2. Remove air cleaner assembly
3. Remove fuel line from carburetor
4. Remove carburetor bolts and throttle linkage
5. Unbolt carburetor bowl
6. Remove float and needle and old seal
7. Insert new seal with groove side down and press it
down using non-cutting end of drill bit sized to fit seal
tunnel
8. Install new needle and float assembly and other parts
Fuel leak from carburetor.
Tool Type
Lawn Mower
Difficulty
Medium
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set, Nutdriver
Removed carburetor
Removed float cover using half inch socket
Replaced float and needle valve and rubber bushing
Reinstalled carburetor
Pressure washer engine left standing for 7 years, carb gummed up, air filter broken off. Gas pouring out of carb.
Tool Type
Pressure Washer
Difficulty
Easy
Time
1-2 hours
Tools Used
Pliers, Socket set
2) Soaked the carb parts in NAPA carb cleaner
3) reassembled using the genuine B&S parts obtained from ereplacementparts.com
4) installed new plug
5) straightened out the bent air filter bracket, installed new cover and element.
6) engine started and ran on 3rd or 4th pull
Carburetor had old gas clogging the fuel flow
Tool Type
Engine
Difficulty
Medium
Time
30-60 minutes
Tools Used
Pliers, Socket set, Wrench Set, Nutdriver
Tool Type
Lawn Mower
Difficulty
Easy
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set, Nutdriver, old tupperware pan for parts
1. Removed rope pull mechanism cover air breather. several 5/16 hex screws
2. Removed springs from carburetor choke mechanism.
3. Removed fuel line and fuel tank used 3/8 bolt to plug fuel line. Drained carb into cup.
3. Removed engine cover to have access to auto choke and carburetor.
4. Removed carburetor two bolts.
5. Removed carburetor float bowl,float and needle.
6. Removed existing rubber seat below needle. used e-part number kit 398188 (see e-part diagram).
7. Reassembled all parts. added Fresh Non-Ethanol gas. Runs as good as when it was new. No more surging. No other adjustments needed. Thanks e-replacement parts!
Float was not floating causing gas to leak out of carb
Tool Type
Engine
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Socket set, Hook to remove valve seat
Parts Used
Water in carb and float cracked most likely froze over winter
Tool Type
Lawn Mower
Difficulty
Easy
Time
15-30 minutes
Tools Used
Pliers, Socket set
Leaked gas
Tool Type
Engine
Difficulty
Hard
Time
1-2 hours
Tools Used
Screwdriver, Pliers, Socket set
2. Replaced float and needle/Seat. Still leaked.
3. Re-seated the seat with more force. Smaller leak.
4. Re-seated the seat with More Force. Fixed.
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Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
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