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Precision Race Components Aftermarket LT1 CNC Cylinder Heads

$2,549.99
Precision Race Components LT1 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!! Now available For LT1 or LT4 Builds! 2.165" Intake Valve / 1.600" Exhaust Valve Available With Hollow-Stem, or Titanium Intake Valves PRC Dual Spring Kits featuring PAC .

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Selected Size Sold Out! Pre-order Now - Shipping June 2018
SKU: 199-PRCLT1
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  • Precision Race Components LT1 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!! Now available For LT1 or LT4 Builds! 2.165" Intake Valve / 1.600" Exhaust Valve Available With Hollow-Stem, or Titanium Intake Valves PRC Dual Spring Kits featuring PAC .660", .700" or .750" lift springs are available. Includes new seats, seals and 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 & Setup To Your Specs Extensive CNC and dyno testing has resulted in one of the most powerful LT-based cylinder heads available! The PRC LT cylinder heads are available with hollow-stem or titanium intake valves. The hollow-stem intake valves shed significant intake valve weight and allow for additional lift. The titanium intake valves will be the lightest choice however and offer the best durability possible! Cylinder Head Specs: Intake CC: 312cc Intake Valve: 2.165" Exhaust Valve:1.600" Chamber Size: 58cc (lt4 chamber option is 62.5cc) ​ FLOW NUMBERS Lift Intake Exhaust .2 151 117 .3 223 154 .4 265 200 .5 310 216 .6 349 229 .65 365 232 .7 370 235

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