The stock ls2 cam has 0.520” intake. If i were you, i'd find a 500rwhp ls2 gto build, and copy it part for part. For ls2 camshaft upgrades we have three recommendations, all of them for different build levels.
You can also get these heads fully. I will be building it. This 6.0l 364 ls2 rebuild kit will include:
Explore our ls engine cam builder kits at independent motorsports, designed for ls1, ls2, l76, l77, l98, and ls3 engines. [every engine spec you’ll need for an ls2 truck project or engine swap can be found here: We have found some real nice gains by installing aftermarket intakes. See what works, and then do exactly that.
Our 402ci ls2 has a strong sounding idle with good street manners and makes 550hp which is sure to burn the tire!!. There doesn't have to be any guesswork involved. You can get a trick flow top end kit the makes 550 hp at the crank and it includes assembled heads, cam, roller rockers, timing chain etc. Performance, bore & stroke, cylinder heads, cam.