Patriot Performance GM LS6 CNC Ported 64cc Heads, 225/229 .580/.590 114 lsa Cam & Rocker Arm Kit.
PP8418 Comes with our LS6 style with 2.02"/1.57" with 64cc combustion chambers. These will yield an approx. 10.5-1 compression ratio on a LS1 motor. GM LS6 CNC Ported 64cc Heads, 225/229 .580"/.590" 114 lsa Cam
& 1.7 Non-Adj Harland Sharp Roller Rocker Arm Kit
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