Description
Precision fuel delivery is the foundation of carburetor tuning, and the right main jet directly controls your engine’s fuel-air ratio at cruise and part-throttle operation. This OEM-spec Mikuni main jet 4-pack ensures you have the correct sizing on hand for baseline tuning or quick swaps between setups—no guessing, no lean-running surprises. Whether you’re dialing in a stock rebuild or optimizing a modified engine, having quality jets from the manufacturer eliminates variables and keeps your carburetor performing as designed.
- Mikuni OEM main jet
- Size: 122.5
- Quantity: 4-pack
- Fits: VM16, HS40, HSR42/45/48, RS, TM, VM29/33 smoothbore carburetors
- Fitment: Mikuni carburetor equipped bikes only
- Made in Japan
- Bolt-on installation
- MPN: N100604-122.5
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