Quote Originally Posted by kung fu jesus View Post
I have experienced it before. One of the times, it was ISCV related. They are finicky when they get dirty or damaged. Check carefully for split air hoses and vacuum lines, too.

Pretty sure I sprayed the hell out of the engine and air box tubing with carb cleaner to find a leak and so far nothing .... Will try that again too to see if I can track down a leak. Even sprayed near injectors ...