Auto Racing Products Small Block Mopar Chromoly Head Stud Kit 12-Point — Black Oxide

SKU: BQDN_144-4201
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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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Superior Clamping & Access: ARP SBM 12-Point Head Stud Kit

For the discerning Small Block Mopar builder seeking maximum clamping force and simplified installation in tight engine bays, the Auto Racing Products (ARP) Chromoly Head Stud Kit with 12-point nuts is the definitive choice. This advanced kit ensures your cylinder heads remain securely fastened, even under the most extreme racing or high-performance street conditions, providing the ultimate foundation for your SBM engine's power and longevity.

Engineered for Precision and Strength

Precision-engineered from a premium chromoly steel alloy, these head studs offer exceptional tensile strength and resistance to stretching, critical for maintaining head gasket integrity under high loads. ARP's renowned manufacturing process includes cold-rolling the threads, a superior technique that significantly enhances their fatigue life and overall durability. Each stud and nut is finished with a durable black oxide coating, providing excellent corrosion resistance and a clean, professional look that complements any engine bay. The key advantage of the 12-point nuts is their compact design, allowing for easier wrench access and precise torque application in confined spaces, making installation and maintenance more efficient without compromising clamping power.

Optimized Fitment for Small Block Mopar

Expertly designed for Small Block Mopar engines, this kit provides a direct, high-performance replacement for factory head bolts. It ensures perfect compatibility and an immediate upgrade to your engine's structural stability, making it ideal for a wide range of SBM applications, from daily drivers to full-blown race machines. Experience the confidence of a perfectly sealed and robust engine.

  • Material: High-Tensile Chromoly Steel Alloy
  • Finish: Black Oxide Protective Coating
  • Nut Style: 12-Point Nuts for Enhanced Access & Torque
  • Application: Small Block Mopar (SBM) Engines
  • Part Number: ARP 144-4201

The Smart Choice for Mopar Performance

Choosing the ARP Chromoly 12-Point Head Stud Kit is a strategic decision for any serious Small Block Mopar build. It provides the consistent, accurate clamping loads essential for preventing head gasket failure and cylinder head lift, especially when pushing the limits of horsepower and boost. Enjoy enhanced engine reliability, superior durability, and the peace of mind that comes with using top-tier fasteners from an industry leader. Elevate your Mopar's performance with components from 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

Superior Clamping & Access: ARP SBM 12-Point Head Stud Kit

For the discerning Small Block Mopar builder seeking maximum clamping force and simplified installation in tight engine bays, the Auto Racing Products (ARP) Chromoly Head Stud Kit with 12-point nuts is the definitive choice. This advanced kit ensures your cylinder heads remain securely fastened, even under the most extreme racing or high-performance street conditions, providing the ultimate foundation for your SBM engine's power and longevity.

Engineered for Precision and Strength

Precision-engineered from a premium chromoly steel alloy, these head studs offer exceptional tensile strength and resistance to stretching, critical for maintaining head gasket integrity under high loads. ARP's renowned manufacturing process includes cold-rolling the threads, a superior technique that significantly enhances their fatigue life and overall durability. Each stud and nut is finished with a durable black oxide coating, providing excellent corrosion resistance and a clean, professional look that complements any engine bay. The key advantage of the 12-point nuts is their compact design, allowing for easier wrench access and precise torque application in confined spaces, making installation and maintenance more efficient without compromising clamping power.

Optimized Fitment for Small Block Mopar

Expertly designed for Small Block Mopar engines, this kit provides a direct, high-performance replacement for factory head bolts. It ensures perfect compatibility and an immediate upgrade to your engine's structural stability, making it ideal for a wide range of SBM applications, from daily drivers to full-blown race machines. Experience the confidence of a perfectly sealed and robust engine.

  • Material: High-Tensile Chromoly Steel Alloy
  • Finish: Black Oxide Protective Coating
  • Nut Style: 12-Point Nuts for Enhanced Access & Torque
  • Application: Small Block Mopar (SBM) Engines
  • Part Number: ARP 144-4201

The Smart Choice for Mopar Performance

Choosing the ARP Chromoly 12-Point Head Stud Kit is a strategic decision for any serious Small Block Mopar build. It provides the consistent, accurate clamping loads essential for preventing head gasket failure and cylinder head lift, especially when pushing the limits of horsepower and boost. Enjoy enhanced engine reliability, superior durability, and the peace of mind that comes with using top-tier fasteners from an industry leader. Elevate your Mopar's performance with components from 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

Superior Clamping & Access: ARP SBM 12-Point Head Stud Kit

For the discerning Small Block Mopar builder seeking maximum clamping force and simplified installation in tight engine bays, the Auto Racing Products (ARP) Chromoly Head Stud Kit with 12-point nuts is the definitive choice. This advanced kit ensures your cylinder heads remain securely fastened, even under the most extreme racing or high-performance street conditions, providing the ultimate foundation for your SBM engine's power and longevity.

Engineered for Precision and Strength

Precision-engineered from a premium chromoly steel alloy, these head studs offer exceptional tensile strength and resistance to stretching, critical for maintaining head gasket integrity under high loads. ARP's renowned manufacturing process includes cold-rolling the threads, a superior technique that significantly enhances their fatigue life and overall durability. Each stud and nut is finished with a durable black oxide coating, providing excellent corrosion resistance and a clean, professional look that complements any engine bay. The key advantage of the 12-point nuts is their compact design, allowing for easier wrench access and precise torque application in confined spaces, making installation and maintenance more efficient without compromising clamping power.

Optimized Fitment for Small Block Mopar

Expertly designed for Small Block Mopar engines, this kit provides a direct, high-performance replacement for factory head bolts. It ensures perfect compatibility and an immediate upgrade to your engine's structural stability, making it ideal for a wide range of SBM applications, from daily drivers to full-blown race machines. Experience the confidence of a perfectly sealed and robust engine.

  • Material: High-Tensile Chromoly Steel Alloy
  • Finish: Black Oxide Protective Coating
  • Nut Style: 12-Point Nuts for Enhanced Access & Torque
  • Application: Small Block Mopar (SBM) Engines
  • Part Number: ARP 144-4201

The Smart Choice for Mopar Performance

Choosing the ARP Chromoly 12-Point Head Stud Kit is a strategic decision for any serious Small Block Mopar build. It provides the consistent, accurate clamping loads essential for preventing head gasket failure and cylinder head lift, especially when pushing the limits of horsepower and boost. Enjoy enhanced engine reliability, superior durability, and the peace of mind that comes with using top-tier fasteners from an industry leader. Elevate your Mopar's performance with components from GGCRACING.

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