The Walbro carburettor float valve seat, also known as the needle valve seat, is designed to operate as a base or "seat" for the needle valve. It can wear down after repeated usage, causing the needle valve to travel farther than it should. The float valve seat is a very simple part to remove, but care must be taken since the part is so small.
- Skill level:
- Moderately Easy
Things you need
- Small screwdriver
- Needle nose pliers
Locate the needle valve lever assembly on the side of the Walbro carburettor.
Unfasten the needle valve lever assembly from the carburettor with a small screwdriver and remove the assembly.
Take the needle valve lever assembly screw out of the carburettor and lift the needle valve out with needle nose pliers.
Remove the needle valve seat from the Walbro carburettor with the needle nose pliers.
Tips and warnings
- Be careful with the extremely small parts; do not lose them while taking them out of the Walbro carburettor.
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