jet size??

im putting a biturbo exhaust on my 1977 batavus hs50 and i need to rejet, where can i find out what size jet i have now??

Re: jet size??

Travis Bright /

you can do it without knowing what jet you have now, just do plug chop after you install the biturbo, if you dont know how to do this, go to articles, then freds guide to fixing your moped

Re: jet size??

Ron Brown /


Unscrew your jet and read the number on it.


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