
Part No.: 005099 | | |
SPECIAL NOTICE: SPEC Clutches and Flywheels will closed June 27 – July 6. Orders received during this time will be shipped after July 6. Any orders received by Friday, June 20, should be shipped before we close for vacation. Orders placed after June 20 will be shipped based on availability and time constraints.
 Patriot Performance GM LS 5.3 CNC Ported 63cc Heads, 225/229 .580/.590 114 lsa Cam & Rocker Arm Kit.
PP8420 Comes with our stage II 5.3 heads, with 2.02"/1.57" valves and a 63cc combustion chamber. These will yield an approx. 10.7-1 compression ratio on a LS1 motor. The cam included is our 225/229 .580/.590 114 lsa Cam . This cam has an aggressive idle and gives a wide torque band. It is a street/strip cam. Also included are our 1.7 ratio shaft mounted roller rocker arms.
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* Please note that there is a shipping discount on multiple items in the same order(excludes oversized items). The shipping amount here reflects a 1 item/part purchase. Shipping price reflects shipping within the contential US. All other locations extra.
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