Hi was wondering i have 92 evo 1340 screaming eagle heads,piston,cam,coil and module. I am running S&S super E carb.my intermediate jet is .0295 and main jet is 72 the problem i am having is in fist gear when i let the clutch out and give it alittle gas i can hear the engine knocking till i give more throttle then is fine was wondering can the jetting be to rich or to lean?the plugs look good to me lite tan color. been playing with the air fuel mixtue screw but that desnt seem to help! anybody have any experience with this?Any help would be great thanks!!