Auto Racing Products CA625+ Pro-Series Head Stud Kit 12pt. Natural — Fits GM LS-Series 1997-2003

SKU: BQDN_234-4313
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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.

Unleash Extreme Power: ARP CA625+ Pro-Series Head Stud Kit for GM LS 1997-2003

For the ultimate in engine integrity and performance, the Auto Racing Products (ARP) CA625+ Pro-Series Head Stud Kit is the definitive choice for your 1997-2003 GM LS-Series engine. Engineered from ARP's proprietary CA625+ material, these head studs offer unparalleled tensile strength, making them ideal for the most demanding high-horsepower, high-boost, and high-RPM applications. This kit ensures maximum clamping force, preventing head lift and maintaining a perfect head gasket seal under extreme conditions.

Advanced Material & Precision Design

The CA625+ alloy represents the pinnacle of fastener technology, providing superior fatigue resistance and strength far beyond standard chromoly. Each stud features a natural finish, showcasing the raw strength of the material. The 12-point nuts are designed for precise and consistent torque application, critical for evenly distributing clamping loads across your LS cylinder heads. This meticulous engineering guarantees optimal sealing and long-term reliability for your performance LS build.

  • Material: ARP CA625+ Super Alloy
  • Finish: Natural (Uncoated)
  • Nut Style: 12-Point for superior torque accuracy
  • Vehicle Fitment: GM LS-Series engines (1997-2003)
  • Application: Extreme performance, high-horsepower builds

The Pro-Series Advantage for Your LS

The ARP Pro-Series CA625+ Head Stud Kit is the go-to solution for professional engine builders and serious enthusiasts pushing the limits of their LS engines. Don't compromise on the most critical fasteners in your engine; choose ARP for unmatched strength, durability, and peace of mind. Elevate your LS build with the best in the business, available now 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.

Unleash Extreme Power: ARP CA625+ Pro-Series Head Stud Kit for GM LS 1997-2003

For the ultimate in engine integrity and performance, the Auto Racing Products (ARP) CA625+ Pro-Series Head Stud Kit is the definitive choice for your 1997-2003 GM LS-Series engine. Engineered from ARP's proprietary CA625+ material, these head studs offer unparalleled tensile strength, making them ideal for the most demanding high-horsepower, high-boost, and high-RPM applications. This kit ensures maximum clamping force, preventing head lift and maintaining a perfect head gasket seal under extreme conditions.

Advanced Material & Precision Design

The CA625+ alloy represents the pinnacle of fastener technology, providing superior fatigue resistance and strength far beyond standard chromoly. Each stud features a natural finish, showcasing the raw strength of the material. The 12-point nuts are designed for precise and consistent torque application, critical for evenly distributing clamping loads across your LS cylinder heads. This meticulous engineering guarantees optimal sealing and long-term reliability for your performance LS build.

  • Material: ARP CA625+ Super Alloy
  • Finish: Natural (Uncoated)
  • Nut Style: 12-Point for superior torque accuracy
  • Vehicle Fitment: GM LS-Series engines (1997-2003)
  • Application: Extreme performance, high-horsepower builds

The Pro-Series Advantage for Your LS

The ARP Pro-Series CA625+ Head Stud Kit is the go-to solution for professional engine builders and serious enthusiasts pushing the limits of their LS engines. Don't compromise on the most critical fasteners in your engine; choose ARP for unmatched strength, durability, and peace of mind. Elevate your LS build with the best in the business, available now 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.

Unleash Extreme Power: ARP CA625+ Pro-Series Head Stud Kit for GM LS 1997-2003

For the ultimate in engine integrity and performance, the Auto Racing Products (ARP) CA625+ Pro-Series Head Stud Kit is the definitive choice for your 1997-2003 GM LS-Series engine. Engineered from ARP's proprietary CA625+ material, these head studs offer unparalleled tensile strength, making them ideal for the most demanding high-horsepower, high-boost, and high-RPM applications. This kit ensures maximum clamping force, preventing head lift and maintaining a perfect head gasket seal under extreme conditions.

Advanced Material & Precision Design

The CA625+ alloy represents the pinnacle of fastener technology, providing superior fatigue resistance and strength far beyond standard chromoly. Each stud features a natural finish, showcasing the raw strength of the material. The 12-point nuts are designed for precise and consistent torque application, critical for evenly distributing clamping loads across your LS cylinder heads. This meticulous engineering guarantees optimal sealing and long-term reliability for your performance LS build.

  • Material: ARP CA625+ Super Alloy
  • Finish: Natural (Uncoated)
  • Nut Style: 12-Point for superior torque accuracy
  • Vehicle Fitment: GM LS-Series engines (1997-2003)
  • Application: Extreme performance, high-horsepower builds

The Pro-Series Advantage for Your LS

The ARP Pro-Series CA625+ Head Stud Kit is the go-to solution for professional engine builders and serious enthusiasts pushing the limits of their LS engines. Don't compromise on the most critical fasteners in your engine; choose ARP for unmatched strength, durability, and peace of mind. Elevate your LS build with the best in the business, available now at GGCRACING.

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