Description
Precise fuel delivery at idle and low-load conditions is critical to carburetor tuning—and a worn or incorrect pilot jet compromises both driveability and fuel economy. This 4-pack of OEM MIKUNI pilot jets gives you the exact sizing needed to dial in your carburetor’s off-idle response without guesswork or costly trial-and-error. Whether you’re rebuilding a carb or fine-tuning a high-performance engine, having multiple jets on hand ensures you can achieve the lean, clean idle your engine demands.
- Fitment: MIKUNI HS40, HSR42/45/48
- Fitment: RS34–RS40, TM33/36/40
- Quantity: 4-pack
- Size: 60 orifice
- Material: Precision brass
- Origin: Made in Japan
- Installation: Bolt-in replacement
- Application: Idle and low-speed circuits
- Design: Factory OEM specification






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