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-RootS- · 10-25-2003, 10:53 AM

I would like to know how far I can modify an engine (speed density) without having to switch to mass air. I planned to install normal bolt-on (pullies, ram air kit) I also planned to install headers and possibly an intake for now. I would like to know when you need to switch to mass air.

10-25-2003, 10:53 AM	#1
-RootS- Registered Member Join Date: Sep 2001 Location: Lévis, Québec, Canada Posts: 12	Modification with speed density I would like to know how far I can modify an engine (speed density) without having to switch to mass air. I planned to install normal bolt-on (pullies, ram air kit) I also planned to install headers and possibly an intake for now. I would like to know when you need to switch to mass air.