No rpm out of motor

[Racingtoad]

Motor will not turn past 6500. 358 steel headed flat top piston with flat tappet cam good to 7000.
Change coil, module, plugs, and 3 different jet. Does have a 500 4412 carb

[dirty white boy]

valve springs....

[twisterf5]

Motor will not turn past 6500. 358 steel headed flat top piston with flat tappet cam good to 7000.
Change coil, module, plugs, and 3 different jet. Does have a 500 4412 carb
did you set the cam to spec or just put it in.if advanced to much would not turn up. even worse if you running a 500.

[smirk]

Ditto on the valve springs! Good luck