ARP Pro-Series 12pt Head Stud Kit — Fits 1997-2005 GM LSX

SKU: ARP234-4319
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About ARP ARP (Automotive Racing Products) makes the strongest fasteners ...Read More

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Sale price$658.99
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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 ARP

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

Maximum Clamping Force for GM LSX Engines

The ARP Pro-Series 12pt Head Stud Kit is designed for the serious engine builder working with GM Gen III and IV LSX platforms. Whether you are driving a 1997-2004 Corvette, a 1998-2002 Camaro/Firebird, or a 2004-2005 Cadillac CTS-V, this kit delivers the ultimate in structural integrity. These studs are specifically engineered to handle the increased cylinder pressures found in high-performance and forced-induction LS applications.

Key Features and Benefits

  • Comprehensive kit for Gen III/IV LSX engines
  • Superior 8740 chromoly steel construction
  • 12pt nuts allow for precise torque application
  • Prevents head gasket failure under high boost or compression
  • Direct fit for various GM performance vehicles

By utilizing these studs, you ensure that your cylinder heads remain perfectly seated, preventing the common issues associated with factory head bolts. The kit includes everything needed for a complete installation, including hardened washers and specialized lubricant to ensure accurate torque readings every time. The 12pt design not only provides a cleaner look but also makes installation easier in the cramped engine bays of vehicles like the F-Body and GTO. Don't leave your engine's reliability to chance; upgrade to the industry-trusted standard for head hardware. For precision-engineered components that keep your performance vehicle running at its peak, look no further than GGCRACING.

Vehicle Fitment

Years Make Model Trim
2004-2005 Cadillac CTS V
1998-2002 Chevrolet Camaro Z28
1998-2002 Chevrolet Camaro Z28 SS
1997-2004 Chevrolet Corvette Base
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
1998-2002 Pontiac Firebird Formula
1998-2002 Pontiac Firebird Trans Am
2004 Pontiac GTO Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About ARP

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

Maximum Clamping Force for GM LSX Engines

The ARP Pro-Series 12pt Head Stud Kit is designed for the serious engine builder working with GM Gen III and IV LSX platforms. Whether you are driving a 1997-2004 Corvette, a 1998-2002 Camaro/Firebird, or a 2004-2005 Cadillac CTS-V, this kit delivers the ultimate in structural integrity. These studs are specifically engineered to handle the increased cylinder pressures found in high-performance and forced-induction LS applications.

Key Features and Benefits

  • Comprehensive kit for Gen III/IV LSX engines
  • Superior 8740 chromoly steel construction
  • 12pt nuts allow for precise torque application
  • Prevents head gasket failure under high boost or compression
  • Direct fit for various GM performance vehicles

By utilizing these studs, you ensure that your cylinder heads remain perfectly seated, preventing the common issues associated with factory head bolts. The kit includes everything needed for a complete installation, including hardened washers and specialized lubricant to ensure accurate torque readings every time. The 12pt design not only provides a cleaner look but also makes installation easier in the cramped engine bays of vehicles like the F-Body and GTO. Don't leave your engine's reliability to chance; upgrade to the industry-trusted standard for head hardware. For precision-engineered components that keep your performance vehicle running at its peak, look no further than GGCRACING.

Vehicle Fitment

Years Make Model Trim
2004-2005 Cadillac CTS V
1998-2002 Chevrolet Camaro Z28
1998-2002 Chevrolet Camaro Z28 SS
1997-2004 Chevrolet Corvette Base
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
1998-2002 Pontiac Firebird Formula
1998-2002 Pontiac Firebird Trans Am
2004 Pontiac GTO Base

Product Details

Product Description

About ARP

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

Maximum Clamping Force for GM LSX Engines

The ARP Pro-Series 12pt Head Stud Kit is designed for the serious engine builder working with GM Gen III and IV LSX platforms. Whether you are driving a 1997-2004 Corvette, a 1998-2002 Camaro/Firebird, or a 2004-2005 Cadillac CTS-V, this kit delivers the ultimate in structural integrity. These studs are specifically engineered to handle the increased cylinder pressures found in high-performance and forced-induction LS applications.

Key Features and Benefits

  • Comprehensive kit for Gen III/IV LSX engines
  • Superior 8740 chromoly steel construction
  • 12pt nuts allow for precise torque application
  • Prevents head gasket failure under high boost or compression
  • Direct fit for various GM performance vehicles

By utilizing these studs, you ensure that your cylinder heads remain perfectly seated, preventing the common issues associated with factory head bolts. The kit includes everything needed for a complete installation, including hardened washers and specialized lubricant to ensure accurate torque readings every time. The 12pt design not only provides a cleaner look but also makes installation easier in the cramped engine bays of vehicles like the F-Body and GTO. Don't leave your engine's reliability to chance; upgrade to the industry-trusted standard for head hardware. For precision-engineered components that keep your performance vehicle running at its peak, look no further than GGCRACING.

Vehicle Fitment

Years Make Model Trim
2004-2005 Cadillac CTS V
1998-2002 Chevrolet Camaro Z28
1998-2002 Chevrolet Camaro Z28 SS
1997-2004 Chevrolet Corvette Base
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
1998-2002 Pontiac Firebird Formula
1998-2002 Pontiac Firebird Trans Am
2004 Pontiac GTO Base

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