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Product Summary

L33, L59, LM4, LM7, LQ4, LQ9, LR4, LS1, LS6

  • Cold forged and heat treated prior to thread rolling
  • 190,000-psi tensile strength material
  • Feature underhead radius to prevent failure
  • 1997-03 GM LS engine head bolts, 1st desgin
  • Complete engine set, boxed together

Key Specs

MFG. Part #EHC-118S
BrandElgin Industries

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Details

The cylinder head hardware you choose can be the difference between a “bulletproof” motor and one that just keeps costing you money. Elgin® head bolts are cold forged and heat treated prior to thread rolling using 190,000-psi tensile strength material. All bolts feature an underhead radius to prevent failure.

  • Cold forged and heat treated prior to thread rolling
  • 190,000-psi tensile strength material
  • Feature underhead radius to prevent failure
  • 1997-03 GM LS engine head bolts, 1st desgin
  • Complete engine set, boxed together

Specifications

KEY SPECS
MFG. Part #EHC-118S
BrandElgin Industries
GENERAL
Wrench TypeHex
Fastener StyleBolt
Cut to FitNo
Head Style6 Point
Sold in QuantitySet