Seller notes

This 3 piece kit includes a new Pilot jet, Main jet & a new needle. This kit is what I used for 15 years while racing a 250-350 2 stroke ATV & dirt bike. This kit replaces the stock jets that come with a Keihin PWK 38 & 39mm carbs. If your 2 stroke has poor throttle response, smokes a lot or has throttle flat spots when hitting the gas hard then this kit should greatly improve your carburetion. I have raced with this jetting from Massachusetts to California & many places in between, it is intend...

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