- OEM-quality idle jets for Keihin PWK 28mm carburettors
- precisely machined for accurate fuel delivery
- ensures smooth idling and crisp low-end response
- direct replacement for the original part
- ideal for tuning or routine maintenance
- available in a wide range of sizes
The idle jet (also called the pilot jet) controls the fuel mixture at low throttle openings and when the engine is idling. A clean, correctly sized idle jet ensures smooth throttle response, easy starting, and stable engine running.