Hey Curt, thx..the clutch is just 20$ max torque. If....i say if...i build again, I'm doing a 3D. If this engine didn't have the short crank I would got one. If I build I build again...who am I kidding..of course I will. I read your gonna build again???WOW! Man that is nice, like everything about it. What do you have for clutch?.............Curt