PRW Billet Steel Main Girdle Kit — Fits Small Block Chevy 400

SKU: FMJX_0940000
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Maximize Engine Stability with PRW Main GirdlesThe PRW Billet Steel ...Read More

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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

Maximize Engine Stability with PRW Main Girdles

The PRW Billet Steel Main Girdle Kit is engineered to provide superior support for your Small Block Chevy 400 engine. Designed to tie the main caps together, this girdle significantly reduces cap walk and vibration under high-load conditions, ensuring your bottom end remains rigid during aggressive racing applications.

Technical Specifications

  • Material: High-strength billet steel
  • Thickness: 0.375 inches for maximum reinforcement
  • Finish: Cadmium plated for enhanced corrosion resistance
  • Compatibility: Precision fit for SBC 400 blocks
  • Hardware: Complete kit includes necessary mounting hardware

When building a high-horsepower engine, preventing main cap movement is critical to longevity. This 0.375-inch thick girdle acts as a structural bridge, distributing load across the entire block webbing. Whether you are running a street-strip setup or a dedicated drag car, this component provides the peace of mind needed to push your RPMs higher. The cadmium-plated finish ensures that the girdle withstands the harsh environment of an engine crankcase, maintaining its structural integrity over time. Installation is straightforward, making it an essential upgrade for any serious engine builder looking to fortify their SBC 400 foundation. Trust GGCRACING for your performance engine components.

Product Details

Product Description
Part Numbers
Sizing & Fit

Maximize Engine Stability with PRW Main Girdles

The PRW Billet Steel Main Girdle Kit is engineered to provide superior support for your Small Block Chevy 400 engine. Designed to tie the main caps together, this girdle significantly reduces cap walk and vibration under high-load conditions, ensuring your bottom end remains rigid during aggressive racing applications.

Technical Specifications

  • Material: High-strength billet steel
  • Thickness: 0.375 inches for maximum reinforcement
  • Finish: Cadmium plated for enhanced corrosion resistance
  • Compatibility: Precision fit for SBC 400 blocks
  • Hardware: Complete kit includes necessary mounting hardware

When building a high-horsepower engine, preventing main cap movement is critical to longevity. This 0.375-inch thick girdle acts as a structural bridge, distributing load across the entire block webbing. Whether you are running a street-strip setup or a dedicated drag car, this component provides the peace of mind needed to push your RPMs higher. The cadmium-plated finish ensures that the girdle withstands the harsh environment of an engine crankcase, maintaining its structural integrity over time. Installation is straightforward, making it an essential upgrade for any serious engine builder looking to fortify their SBC 400 foundation. Trust GGCRACING for your performance engine components.

Product Details

Product Description

Maximize Engine Stability with PRW Main Girdles

The PRW Billet Steel Main Girdle Kit is engineered to provide superior support for your Small Block Chevy 400 engine. Designed to tie the main caps together, this girdle significantly reduces cap walk and vibration under high-load conditions, ensuring your bottom end remains rigid during aggressive racing applications.

Technical Specifications

  • Material: High-strength billet steel
  • Thickness: 0.375 inches for maximum reinforcement
  • Finish: Cadmium plated for enhanced corrosion resistance
  • Compatibility: Precision fit for SBC 400 blocks
  • Hardware: Complete kit includes necessary mounting hardware

When building a high-horsepower engine, preventing main cap movement is critical to longevity. This 0.375-inch thick girdle acts as a structural bridge, distributing load across the entire block webbing. Whether you are running a street-strip setup or a dedicated drag car, this component provides the peace of mind needed to push your RPMs higher. The cadmium-plated finish ensures that the girdle withstands the harsh environment of an engine crankcase, maintaining its structural integrity over time. Installation is straightforward, making it an essential upgrade for any serious engine builder looking to fortify their SBC 400 foundation. Trust GGCRACING for your performance engine components.

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