RANDY FOUND THESE 601 HEADS IN THE MIDDLE OF THE ROAD STUPID 601 Heads
Short video on how to install Chevrolet cylinder head valve spring #valve #spring #installation #chevrolet #head #howto 1986 Chevy K10 Changing over to 601 heads part 4 ( Reassembly ) I have noticed since I changed over from the stock 307 heads to 194 heads that I have gained higher revs , but at a cost to loosing 416 or 601 heads? Which is the better one? (for my 307) | The ...