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Spike Performance

PRC LT4 CNC Aftermarket Cylinder Heads

PRC LT4 CNC Aftermarket Cylinder Heads

Regular price $3,850.00 USD
Regular price Sale price $3,850.00 USD
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Precision Race Components LT4 CNC 312cc ported cylinder heads.  All new 6-bolt Precision Race Components LT cylinder heads!

MADE in the USA!! CAST in the USA!! MACHINED in the USA!!


  • 2.165" Titanium Intake Valves/ 1.600" Stainless Steel Exhaust Valves
  • TSP .660 Spring Kit w/ PAC Valve Springs & Titanium Retainers
  • 6-Bolt Cylinder Heads with Thicker Deck Surface
  • CHE Bronze Guides
  • Will Work on Both Standard GM 4-Bolt &  Aftermarket LT 6-Bolt Style Engine Blocks
  • Completely Assembled in the USA

Cylinder Head Specs:
Intake CC:    312cc
Intake Valve: 2.165"
Exhaust Valve:1.600"
Chamber Size: 62.5cc

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