Well guys I just bought a Zex kit off of Foo and am in the process of installing it. Without a chip for timing retard and fuel upgrade, what can a pretty stock 5.0 take shot wise? I want to run a 75 but I'm not sure it is safe without a chip.
I have...
-mac intake
-75mm Pro-m mas
-fms headers
-true 2.5 duals
-deleted egr
-ported upper with a 1'' spacer
I have...
-mac intake
-75mm Pro-m mas
-fms headers
-true 2.5 duals
-deleted egr
-ported upper with a 1'' spacer