The machine shop will tell you what you need when they inspect the heads. Notice I said heads and not head.
They should also take the block apart and tell you what you need there too.
Search in the 4th Gen forum for my thread, "got some stuff for engine R&R" It has lot's of good pictures and info.
178,000+ miles, 5/20/12 new ej257 short block, 8/20/11 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
Engine Build - Click Here
Last edited by Max Capacity; 01-01-2013 at 06:46 PM..