I am building a 390 and have some valve to piston concerns. She is intended to be a very rude street machine. anyway, before I expect answers, I guess I should give you all the info I can.
I have a 67 300 hp 390 block with less than 100,000 on it. It has sat and "seasoned" for...
I bought a 1968 302 and tore it down. The pistons and cylinder bore taper are good so Im just going to hone them. The heads however are SOL.
My questions is this.
The C9TE heads are 69 truck heads with a decent size combustion chamber so I want to port them and get a valve...