Intro and question...
Looking for input on the cam with a goal of 650 fwhp and tq. Distant future will be to add a procharger. I believe the below setup will be around 11:1 CR. It will be on 93 oct.
LQ4 block
TSP 408ci lower kit with Mahle -4cc flat tops
PRC 255 cc heads
Holley Hi-Ram 105mm

