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Discussion Starter · #1 · (Edited)
Piston Port or reed engine for '91 JS440

i got a '91 JS440. I don't know if i have the Piston Port or reeds engine.

How do i find out? i think the Piston Port engine has the Mikuni carb and the reed engine has a Keihin

Is there a way to see which i got?
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