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88958622 - LS6 CNC Ported Assembled Aluminum Cylinder Heads - DISCONTINUED

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

88958622
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Description

If you have a 4.8,5.3,5.7 or 6.0L Gen II (LS6 design) engine and want to improve the power output, bolt on a new set of new GM performance Parts Ported LS6 heads. Loaded with premium hollow stem valves,chromium silicone ovate wire valve springs and the rest of the quality LS6 parts. These heads will support 500+ h.p.

  • Complete Cylinder Head with springs and valves.
  • Price shown is for 1 cylinder head
  • Aluminum
  • Combustion chamber volume 60-61cc
  • Intake runner volume 250cc
  • Exhaust runner volume 85cc
  • Intake valve diameter 2.00"
  • Exhaust valve diameter 1.55"
  • Intake valves are lightweight hollow stem design
  • Exhaust valves are sodium filled for improved cooling
  • .055" machined from deck surface of head-Intake pilot pin bosses will need chamfered, and 7.325" pushrods should be utilized.
  • CNC Port work done by Lingenfelter
  • Special LS6 valve springs good for .570" lift
  • Will increase compression ration to 11.2:1

Intake Lift CFM
.200157
.300225
.400269
.450284
.500295
.550302
.570304
.600297

Application List

Universal

Details

Categories

Shipping Information

  • Item Requires Shipping
  • 25.0 lbs.
  • W8.7000” x H6.1000” x L21.5000”

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