Originally posted by RENWODNUS
I HAVE HEARD ABOUT CHANGING #4 & #7 CAM LOBE ON A BBC. HAS ANYONE DONE THIS OR KNOW MORE ABOUT IT? THANKS
on all the roller cam engines i am buliding them this way it is good for some hp better on the crank less deflection and they say they will run cooler smoother torque curve i did one last year have 3 big blocks in the works rigth now that will have the 4-7 swap . i do think it is worth it