SKU: 230-3701 | UPC: 672036040390
ARP Chevy Gen III/LS9 Small Block Head Bolt Kit Fits 2009-2013 Cadillac CTS-V Chevrolet Corvette ZR1
Secure your GM LS Next Gen small block engine with this ARP head bolt kit designed for high-performance applications. It replaces weaker OEM bolts in 2009-2012 Cadillac CTS-V and 2009-2013 Chevrolet Corvette ZR1 models delivering consistent clamping force under extreme boost and RPM. Perfect for rebuilt or modified LS9 LSA LS7 engines requiring reliable head retention.
Key Features
- ARP2000 Alloy Construction: Forged steel bolts rated at 200,000 PSI tensile strength handle high combustion pressures without yielding.
- 12-Point Bolt Heads: Provide secure wrench engagement for precise high-torque application without rounding.
- Black Oxide Finish: Protects against corrosion and galling during repeated installations.
- Hardened Steel Washers: Parallel ground for even load distribution and accurate torque readings.
- Exact LS Sizing: Custom lengths ensure proper stretch and sealing on Gen III/IV cylinder heads.
Product Notes
- Kit includes 10 bolts to service one cylinder head order two for complete engine.
- Pair with ARP Ultra-Torque lubricant for optimal preload accuracy.
- Shipping weight 1.8 lbs in compact protective packaging 6 x 6 x 2 inches.
Installation Notes
- Professional installation recommended.
- Torque to ARP specs using moly paste or Ultra-Torque 70 ft-lbs in sequence.
- Compatible with stock or aftermarket LS heads verify 12mm x 1.75 threads.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009-2012 | Cadillac | CTS | V |
| 2009-2013 | Chevrolet | Corvette | ZR1 |
| 2006-2013 | Chevrolet | Corvette | Z06 |
| 2010-2015 | Chevrolet | Camaro | SS |
| 2006-2009 | Chevrolet | Trailblazer | SS |
| 2009 | Pontiac | G8 | GXP |
Why Choose ARP?
- Proven in NHRA Top Fuel and Pro Stock racing for decades.
- Every bolt heat-treated and thread-rolled for maximum fatigue resistance.
- Precision CNC machined in the USA for perfect fit every time.
Frequently Asked Questions
- Q: Will this kit work on my 2009-2013 Corvette ZR1 LS9 engine?
A: Yes designed specifically for LS9 and other Next Gen LS engines with 12-point 12mm x 1.75 bolts including ZR1 and CTS-V. - Q: What material are the bolts made from?
A: Premium ARP2000 chrome moly alloy with minimum 200,000 PSI tensile strength and rolled threads after heat treatment. - Q: What is the warranty and installation requirement?
A: ARP offers defect warranty use ARP lubricant and follow torque sequence professional install advised for best results.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure box 6 x 6 x 2 inches
- Weight: 1.8 lbs
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