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Carb Boring

1K views 8 replies 4 participants last post by  davenportracing 
#1 ·
whats involved in getting you fcr39 carb bored over to 41mm?? does anyone have pics of there bored fcr39 carb?
 
#2 ·
i know venom racing guy knows a heck of alot about this. I know some. It takes alot of add ons to maintain the outer flange angled ends to preserve the pressure drop to make fuel flow better. If you get it done, it is gunna be about $300 i think.
 
#4 ·
maybe i was thinking of a 43 bore
 
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