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CXRacing Chromoly Cylinder Head Stud Kit for 2004+ GM/Chevy Gen III LS/LM Engines

Fits 2004 and Up Chevy Gen III LS Series, 4.8L / 5.3L / 5.7L

1. Does NOT Fit Gen IV LS9/LQ9 6.0L / 6.2L / 7.0L Engines

2. Does NOT Fit Pre-2003 Gen III Engines, Which Have Different Length M11 Studs. But We Also Carry These Studs, Please Check Our Other Items.

Note: Due to Different Length and QTY of Bolts Used In Different Yr/Model of Engines, Please Make Sure to Double Check Your Existing Bolts to Match What Is Listed, See Below Description and Pictures

Features:

220,000 PSI Strength

12 Point Nuts, with Washers

Black Oxide Finish

Comes with:

M11 x 186mm Stud x 20 pcs
M8 x 64mm Stud x 10 pcs

These Cylinder Head Studs Are Made With High Quality Chromoly Steel, Hold Extreme Strength for High Power Engine Builts, Such As Boosted Applications.

Recommended Torque Spec:

1. First Pass All M11 Bolts in Sequence: 22 lb/ft

2. Second Pass All M11 Bolts in Sequence: 90 degrees, 50 lb/ft

3. Final Pass All M11 Bolts in Sequence (Excluding the Bolts at the Front and Rear of Each Cylinder): 90 degrees, 75 lb/ft

4. Final Pass M11 Bolts at the Front and Rear of Each Cylinder Head in Sequence: 70 degrees, 75 lb/ft

5. M8 Inner Bolts in Sequence: 22 lb/ft

Item(s) Included:
- M11 Studs x20
- M8 Studs x10
- Nuts and Washers x30

Installed Picture(s):




















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Head Stud Bolt Kit for GM Chevy LS/LM Engine LS1 LS3 5.3L 5.7L 04+

  • Brand: CXRacing
  • Product Code: BOLT-KIT-LS1-04UP
  • Availability: In Stock

  • $53.64


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  • Emissions Control Warning:

  • It is illegal to sell, install, or offer for sale any aftermarket part that alters or modifies the original design or performance of the motor vehicle pollution control system. Product(s) listed here is(are) solely for Competition Vehicles(race vehicles) that are for Off-Road, Track Racing ONLY. All parts are for use on a vehicle that will NEVER be used, or licensed, or registered for use upon a street and highway. DO NOT Purchase the part(s) if you are intending to use it(them) on a Street/Highway vehicle(s).

  • All Products by CXRACING are solely for Competition Vehicles(race vehicles) that are for Off-Road, Track Racing ONLY. All parts are for used on a vehicle that will NEVER be used, or licensed, or registered for use upon a street and highway. DO NOT Purchase the part(s) if you are intending to use it(them) on a Street/Highway vehicle(s).

  • PROPOSITION 65 WARNING

  • These products may contain chemicals known to the State of California to cause birth defects or other reproductive harm. For more information visit www.P65Warnings.ca.gov.