I have yamaha banshee 1996 it has a hot rod 4 mill crank with wiseco 513MO6550 prolite piston.It has a ADA Racing 21cc Domes cut 2 mills and no spacer plate under jugs. Jugs are stock ported It is running about 190 psi in each. the squist in ea. is .048. What can I do to bring down the compression to run pump gas? thank you George F.
need help with 4 mill crank setup banshee
in Yamaha ATV Forum
Posted
I have yamaha banshee 1996 it has a hot rod 4 mill crank with wiseco 513MO6550 prolite piston.It has a ADA Racing 21cc Domes cut 2 mills and no spacer plate under jugs. Jugs are stock ported It is running about 190 psi in each. the squist in ea. is .048. What can I do to bring down the compression to run pump gas? thank you George F.