Auto Racing Products Motor Mount Bolt Kit 12-Point Chromoly — Fits GM LS1/LS2 Engine

SKU: BQDN_134-3101
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Watch in action

High-Strength Engine Security for GM LS Engines

Upgrade your engine mounting hardware with the Auto Racing Products (ARP) Motor Mount Bolt Kit. Specifically engineered for GM LS1 and LS2 engine blocks, this 12-point bolt kit provides superior clamping force and reliability compared to standard factory hardware. Whether you are building a high-performance street machine or a dedicated track car, these bolts ensure your engine stays securely anchored under extreme torque and vibration.

Technical Specifications

  • Material: High-tensile strength chromoly steel
  • Finish: Durable black oxide coating for corrosion resistance
  • Head Style: 12-point design for improved clearance and torque application
  • Compatibility: Designed for GM LS-Series (LS1/LS2) engine blocks
  • Kit Includes: 6 bolts and matching hardened washers

The 12-point head design is a favorite among professional engine builders because it allows for easier access in tight engine bays and provides a more consistent torque reading during installation. The black oxide finish not only looks professional but also prevents oxidation, ensuring your hardware remains in peak condition for years to come. By choosing this kit, you are investing in the longevity and safety of your engine setup. Trust your build to the quality standards found at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Watch in action

High-Strength Engine Security for GM LS Engines

Upgrade your engine mounting hardware with the Auto Racing Products (ARP) Motor Mount Bolt Kit. Specifically engineered for GM LS1 and LS2 engine blocks, this 12-point bolt kit provides superior clamping force and reliability compared to standard factory hardware. Whether you are building a high-performance street machine or a dedicated track car, these bolts ensure your engine stays securely anchored under extreme torque and vibration.

Technical Specifications

  • Material: High-tensile strength chromoly steel
  • Finish: Durable black oxide coating for corrosion resistance
  • Head Style: 12-point design for improved clearance and torque application
  • Compatibility: Designed for GM LS-Series (LS1/LS2) engine blocks
  • Kit Includes: 6 bolts and matching hardened washers

The 12-point head design is a favorite among professional engine builders because it allows for easier access in tight engine bays and provides a more consistent torque reading during installation. The black oxide finish not only looks professional but also prevents oxidation, ensuring your hardware remains in peak condition for years to come. By choosing this kit, you are investing in the longevity and safety of your engine setup. Trust your build to the quality standards found at GGCRACING.

Product Details

Product Description

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Watch in action

High-Strength Engine Security for GM LS Engines

Upgrade your engine mounting hardware with the Auto Racing Products (ARP) Motor Mount Bolt Kit. Specifically engineered for GM LS1 and LS2 engine blocks, this 12-point bolt kit provides superior clamping force and reliability compared to standard factory hardware. Whether you are building a high-performance street machine or a dedicated track car, these bolts ensure your engine stays securely anchored under extreme torque and vibration.

Technical Specifications

  • Material: High-tensile strength chromoly steel
  • Finish: Durable black oxide coating for corrosion resistance
  • Head Style: 12-point design for improved clearance and torque application
  • Compatibility: Designed for GM LS-Series (LS1/LS2) engine blocks
  • Kit Includes: 6 bolts and matching hardened washers

The 12-point head design is a favorite among professional engine builders because it allows for easier access in tight engine bays and provides a more consistent torque reading during installation. The black oxide finish not only looks professional but also prevents oxidation, ensuring your hardware remains in peak condition for years to come. By choosing this kit, you are investing in the longevity and safety of your engine setup. Trust your build to the quality standards found at GGCRACING.

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