see what i read was he has a 265 and wants to hot rod it. not a 350 dude you can smack a 4-71 on it and go at it use anywhere from 6:5-1 up to 8:5-9-1 compression pistons and watch how much overdrive you give it. o-ring the block and have some fun. and punch it 60 grab a set of 194-1:6 heads and there u go