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Discussion Starter · #1 ·
what type of setup are guys running on their 440 xcr's. I am running a blue spring with 53 gram weights with a silver spring and a r-11 helix(45-36)also jetted it down to 350's.
 

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Discussion Starter · #3 ·
no its a 1997 xcr 440 with 440 case reed valve motor with exhaust valves. Was only available to racers in 1997. In 1998 was a production model. It looks the same as a 1998. Its also very rare. I heard only 500 built. I bought it this year from a guy in Eagle River Wisc. that raced it.
 
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