That helps a bit, thanks to all. The cam followers have a well defined flat spot across the width of the surface area which rides in the cam. That strikes me as intentional as opposed to being worn out. Am I correct? The cam looks quite good: any specs on the lift? The owner won't be racing, but lik...

Hello all: I am rebuilding a boxful of motor bits and am looking for the specifications for the valves and springs, as I am sure the mismatched parts in hand are not correct. Does anyone have the installed height, tip height and seated pressure? That would help greatly in moving forward. Also, it se...