Auto Racing Products Toyota JZ-Series Cylinder Head Stud Kit — 12pt Nuts

SKU: BQDN_203-4202
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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.

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High-Strength ARP Cylinder Head Stud Kit for Toyota JZ-Series

When building a high-performance Toyota JZ-series engine, head gasket failure is not an option. The Auto Racing Products (ARP) Cylinder Head Stud Kit is the industry standard for securing cylinder heads under extreme boost and high-compression conditions. These studs are manufactured from premium 8740 chromoly steel, heat-treated to provide superior tensile strength, and finished with a black oxide coating to prevent corrosion.

Technical Specifications

  • Application: Toyota JZ-Series Engines (1JZ / 2JZ)
  • Fastener Type: Cylinder Head Studs
  • Nut Style: 12-Point Nuts for high-torque applications
  • Material: 8740 Chromoly steel
  • Finish: Black oxide
  • Kit Includes: Full set of studs, 12pt nuts, and washers

The 12-point nut design allows for more consistent clamping force, which is critical for maintaining a perfect seal between the head and block. Unlike standard head bolts, these studs allow for more accurate torque readings and prevent the threads in the engine block from wearing out during repeated assembly. This kit is essential for anyone pushing their JZ engine beyond factory specifications, whether for drift, drag, or street performance. Invest in the best engine protection available and ensure your build stays together under pressure. Find your performance hardware 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 ARP Cylinder Head Stud Kit for Toyota JZ-Series

When building a high-performance Toyota JZ-series engine, head gasket failure is not an option. The Auto Racing Products (ARP) Cylinder Head Stud Kit is the industry standard for securing cylinder heads under extreme boost and high-compression conditions. These studs are manufactured from premium 8740 chromoly steel, heat-treated to provide superior tensile strength, and finished with a black oxide coating to prevent corrosion.

Technical Specifications

  • Application: Toyota JZ-Series Engines (1JZ / 2JZ)
  • Fastener Type: Cylinder Head Studs
  • Nut Style: 12-Point Nuts for high-torque applications
  • Material: 8740 Chromoly steel
  • Finish: Black oxide
  • Kit Includes: Full set of studs, 12pt nuts, and washers

The 12-point nut design allows for more consistent clamping force, which is critical for maintaining a perfect seal between the head and block. Unlike standard head bolts, these studs allow for more accurate torque readings and prevent the threads in the engine block from wearing out during repeated assembly. This kit is essential for anyone pushing their JZ engine beyond factory specifications, whether for drift, drag, or street performance. Invest in the best engine protection available and ensure your build stays together under pressure. Find your performance hardware 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 ARP Cylinder Head Stud Kit for Toyota JZ-Series

When building a high-performance Toyota JZ-series engine, head gasket failure is not an option. The Auto Racing Products (ARP) Cylinder Head Stud Kit is the industry standard for securing cylinder heads under extreme boost and high-compression conditions. These studs are manufactured from premium 8740 chromoly steel, heat-treated to provide superior tensile strength, and finished with a black oxide coating to prevent corrosion.

Technical Specifications

  • Application: Toyota JZ-Series Engines (1JZ / 2JZ)
  • Fastener Type: Cylinder Head Studs
  • Nut Style: 12-Point Nuts for high-torque applications
  • Material: 8740 Chromoly steel
  • Finish: Black oxide
  • Kit Includes: Full set of studs, 12pt nuts, and washers

The 12-point nut design allows for more consistent clamping force, which is critical for maintaining a perfect seal between the head and block. Unlike standard head bolts, these studs allow for more accurate torque readings and prevent the threads in the engine block from wearing out during repeated assembly. This kit is essential for anyone pushing their JZ engine beyond factory specifications, whether for drift, drag, or street performance. Invest in the best engine protection available and ensure your build stays together under pressure. Find your performance hardware at GGCRACING.

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