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SKU: 234-5608 | UPC: 672036023034
ARP Chevrolet LS Gen III & GMPP LSX Block Main Stud Kit 1997-2004
ARP 234-5608 delivers a complete main stud and bolt kit designed specifically for GM LS Gen III engines and GMPP LSX blocks. This kit fits 1997-2004 Chevrolet Corvette, 1998-2002 Camaro and Pontiac Firebird, plus 2004 Pontiac GTO models. It ensures even clamp load to handle high horsepower demands in street and race applications.
Key Features
- Genuine ARP Fasteners: Built from high-tensile 8740 chromoly steel for repeated high-torque clamping without failure
- Stud Design: Minimizes thread wear in aluminum blocks while allowing accurate torque values cycle after cycle
- Precision-Rolled Threads: Provides maximum thread engagement and consistent preload for block main caps
- Matched Hardware: Includes 12-point nuts, washers, and studs for bolt-on replacement and easy assembly
- Versatile Application: Works with LS1 LS2 LS6 engines and LSX crate blocks for reliable bottom-end strength
Product Notes
- Inspect block mains for damage prior to installation to ensure proper seating
- Lubricate with ARP Ultra-Torque for accurate torque readings
- Securely packaged to prevent shipping damage
Installation Notes
- Professional installation recommended.
- Torque to ARP specs: 75 ft-lbs for studs in sequence, plus 110 degree angle tighten
- Replaces OEM bolts directly. no block machining required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998-2002 | Chevrolet | Camaro | Z28 |
| 1998-2002 | Chevrolet | Camaro | Z28 SS |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car |
| 1997-2004 | Chevrolet | Corvette | Base |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001-2004 | Chevrolet | Corvette | Z06 |
| 1998-2002 | Pontiac | Firebird | Formula |
| 1998-2002 | Pontiac | Firebird | Trans Am |
| 2004 | Pontiac | GTO | Base |
Why Choose ARP?
- Trusted by NHRA Pro Stock and Top Fuel teams for extreme duty
- Heat-treated for 200,000 psi tensile strength beyond stock fasteners
- Engineered in the USA with exact OEM replacement sizing
Frequently Asked Questions
-
Q: Will this kit fit GMPP LSX crate engines?
A: Yes ARP 234-5608 is confirmed for LSX blocks and all Gen III LS1 LS6 LS2 iron or aluminum blocks -
Q: What material are the studs made from?
A: Forged 8740 chromoly steel with rolled threads and black oxide finish for corrosion resistance and strength -
Q: What is the warranty and torque procedure?
A: Lifetime defect warranty. follow ARP instructions with Ultra-Torque lube, initial torque 75 ft-lbs then ARP angle method, recheck after 100 miles
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective cardboard box 7 x 6 x 2 inches
- Weight: 2.1 lbs
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