4 mil engine, flat side 33's, timing +5, race fuel,v-force 3, pingel fuel valve, pod's, 20cc domes, 170 mains (on rich side).... ALL PARTS From Jeff at F.A.S.T.... Carbs sync'd, could only get to 4th pinned with amount of room i had... did twice got the same reading on plug chop...Did leak down after build, passed fine..... this is the reading i get... When sitting on the bike the left cylinder has the dark ring (Rich) and right cylinder has nothing? (Lean) Is it possible theres either a Air Leak? (leak down passed though) or is it possible that one carb needs to be jetted higher than the other??? Please help..Heading out riding in 3 days... Motor rips, no bog, nothing