Originally Posted by curtis73
Then you've been talking to the wrong people. Depending on which roller rockers you use, its literally a bolt-on, but it also won't do much good without other supporting modifications.
Agree, that's the key
DEPENDING ON WHICH ROLLER ROCKERS YOU USE.
You might need new pushrods due to length/geometry.
You might cause the valve keepers to hit the seals if you go to more ratio, or even spring bind.
Either way, you might gain 5 hp.
You should consider other modifications to be more important.