Competition Use Only, Not Legal for Road Use

Precision Race ComponentsLS7CNC 265cc ported cylinder heads.

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MADE IN THE USA!!CAST IN THE USA!!MACHINED IN THE USA!!

• PRC 6-Bolt LS7 Cylinder Heads with Thicker Deck Surface
• Will Work on Both Standard GM 4-Bolt & Aftermarket LSx / RHS 6-Bolt Style Engine Blocks
• 2.205″ Titanium Intake Valves/1.610″ Stainless Exhaust Valves
• TSP .660 Spring Kit w/ PAC Valve Springs & Titanium Retainers
• CHE Bronze Guides
• Completely Assembled in the USA

Extensive CNC and dyno testing has resulted in one of the most affordable and powerful LS7-based cylinder heads available! Flowing up to 35 CFM more than the stock GM LS7 head, the all-new PRC cylinder heads offer both unmatched power and airflow!

Flow Data: @ 4.125″ Bore Plate Superflow 600

**Valve spring lift ratings are based on using titanium intake valves.