This is what I'm working with just picked it up to turn into a toy I have alot of work to do I'm pulling the engine replacing all the gaskets putting high compression valves performance pistons and connecting rods before I turbo my car but need help. I have the idel surge problem I have purged the coolant cleaned and adjusted the fitv iac throttle body and checked for vacuum leaks still have same problem any ideas I don't want to pull it apart to rebuild to find out I still have the same problem afterwards.