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Speedmaster Cylinder Head Stud Kit PCE279.1023; 12-Point Stud Black Oxide 8740 Chromoly for 1997 to 2003 GM LS

$90.00

Part #: PCE279.1023

Brand: Speedmaster

UPC: 840136530138

Estimated Ship Date: 11/14/2026 (From manufacturer)

Specifications Tech Resources Alternative Parts

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See our shipping policy for more details.

Need It Faster?

We recommend this alternative part:

EngineQuest Cylinder Head Stud Kit HS294NA; 12-Point Stud Natural Chromoly SCM 345 Alloy for 1997 to 2003 GM LS

EngineQuest Cylinder Head Stud Kit HS294NA; 12-Point Stud Natural Chromoly SCM 345 Alloy for 1997 to 2003 GM LS

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$132.37

Estimated Ship Date: Today

Details

  • Same as ARP 234-4316

Product Description

Speedmaster cylinder head fasteners are made from aircraft quality 8740 high tensile strength chromoly steel and cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 190,000 PSI. All kits come complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings.

Specifications

Year:
1997 to 2003
Make:
GM
Engine:
LS
Fastener Style:
Stud
Nut Style:
12-Point
Material:
8740 Chromoly
Finish:
Black Oxide
Includes Washers:
Yes
Tensile Strength:
180,000 PSI
Undercut:
No
Notes:
Different lengths
Quantity:
Sold As Kit

Tech Resources

  • Speedmaster-Support.pdf

Alternative Parts

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Estimated Ship Date: Today

ARP Cylinder Head Stud Kit 234-4316; 12-Point Stud Black Oxide 8740 Chromoly for 1997 to 2003 GM LS
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TSP Cylinder Head Stud Kit 734-81963; Pro Series 12-Point Stud Black Oxide Chromoly for 1997 to 2003 GM LS Gen III/IV

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