exactly what scott said, i have everything he listed with a 2.8" pulley and see 17psi with no knock. i have seen up to 21 or even higher on other stage 3 gen v setups. i just need to get my snout machined so i can put on a smaller pulley.
A forum community dedicated to all General Motors makes and models owners and enthusiasts running the 3800 series engine. Come join the discussion about performance, modifications, classifieds, troubleshooting, builds, tunes, superchargers, maintenance, and more!