Quote Originally Posted by techinspector1 View Post
It interests me also. CraneCams says that about 165 psi is the limit for pump gas, but I have read of fellows who have run over 200 psi without detonation on pump gas. Never been there myself, but I'm thinkin' there could be no PCV or EGR and everything would have to be de-burred and polished to prevent pre-ignition.
egr very well could help with a hirer cranking psi with poor fuel i ran more then 165+ psi on many build. but grade of fuel is ?