Originally Posted By qwkmopardan
Originally Posted By Al_Alguire
Originally Posted By Sammy
4.375 bore and 4.625 crank is the most popular and make gobs of torque.
I'm a fan


FYI that would be 566" and cant say I've ever heard anyone running one like that


My math says 556.22 c.i.


And mine says 555.93 😁

68 cuda formula S 588" bb 5sp
70 CUDA CONVERT 500" 5SP (SUBLIME)
70 CUDA CONVERT 500" 5SP (PLUMCRAZY):TOO MUCH HORSEPOWER, IS ALMOST ENOUGH!