Quote Originally Posted by Nixon View Post
I needed rockers to run a 3.4 with decent timing at AFR that wasnt in the 10's, So id say so.
Meh, this is where the "scan because every car is different" comes into play.

Plenty of locals here are running knock free on just a 3.4" with headers as no other mods...well and intake/180*/plugs/wires...but those really don't do much...and a good tune.