Quote Originally Posted by Evolvo View Post
Most of you guys probably know this.....but for the newbies. GMC supercharger designations go like this, a 6/71 is from a GMC diesel engine with 6 cylinders, each cylinder being 71 cubic inches. A 4/71 is 4 cyl x 71 cubes, 4/53, 8/71,14/71 all follow this formula. Just some info to store away.
TY, I wondered what that meant!