BBK valve specs by: nwhicks21 - Aug 2, 2013 0:20:12 GMT -5 Back to Home Reply Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by nwhicks21 on Aug 2, 2013 0:20:12 GMT -5 What are the best valve specs for 50mm bbk with a 20mm carb?
BBK valve specs by: jjoshua20213 - Aug 2, 2013 1:05:11 GMT -5 Back to Home Reply Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by jjoshua20213 on Aug 2, 2013 1:05:11 GMT -5 I would say .004 Intake and .005 exhaust. Anything lower makes me loose compression
main jet
