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2004.5-2005 Duramax Race Heads (PDM-LLYRH)

Industrial Injection
Regular price $5,465.26 CAD

Notices

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Description

The Industrial Injection LLY Duramax Race Heads are built for the racer and sled puller. Fully CNC-ported on a 5-axis machine with CAD/CAM tooling, then fitted with heat-treated alloy valve guides, premium nickel-based seat inserts, unshrouded valves, and 130lb performance springs — bolt-on cylinder heads ready for serious power.

Features

  • 5-axis CNC cylinder-head porting with dedicated CAD/CAM software
  • Diamond-honed valve guides for consistent bore size and finish
  • Unshrouded valves and multi-angle valve job
  • High-strength alloy, heat-treated iron-based valve guides
  • Premium nickel-based non-magnetic valve seat inserts
  • Performance 130lb valve springs

Notes

  • Sold as a pair.
  • Core deposit applies — keep your old cylinder heads and return them to recover the deposit. To receive full core credit the heads must be a re-usable pair with no cracks, warping, or excessive wear.

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Vehicle Fitment - Part No: PDM-LLYRH

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