420A Bolt-on TechIntake, exhaust, ignition, fuel system, cooling, etc - specific to 2G N/T DSMs. New Members must limit their 420A tech posts to this forum.
I have a 95 rs with 150 thousand miles on the engine. I've just recently replace my valve cover gasket and spark plugs. What all do I need to replace to prep my 420a engine up for a stage 2 hahns craft turbo ?
