Washer for PWK 21-28mm Carburetor

The slide washer for PWK 21 to 28mm carburetors is an essential internal part that holds and stabilizes the needle and the slide in the carburetor.

Often overlooked, this part can wear out, deform, or get lost during disassembly, leading to incorrect needle positioning and irregular engine operation.

This replacement restores stable operation, proper internal alignment, and precise throttle response.

Features:

• Compatible with PWK 21mm to 28mm carburetors
• Type: slide washer / plate
• Holds needle and slide
• Simple installation
• Direct replacement

Compatibility:

• Keihin PWK 21–28mm
• OKO, Stage6, Polini PWK, Naraku, Sunworld
• Scooters and motorcycles equipped with PWK carburetors

Common terms:
carb slide washer, throttle washer, carb washer.