A pair of 4V big Inlet and Outlet Ports and Valved type cylinder heads that came off my 351ci Cleveland 4V V8 engine 5.8Ltr. Complete with double valve springs. In the photo you only get the Rocker arms (The pushrods and Camshaft go with the 2V Engine Block that's also up for sale). I had the Heads overhauled about 20 years ago and they were fitted back on my 4V block for a very short period of time (about 500 - 800 miles) until I went Supercharged. I do not need 4V heads on a Supercharged engine, just standard 2 V heads will do, due to the forced air/ fuel…