Holley Crank Spacer — Fits GM LS7 Wet Sump Conversion 0.900in

SKU: BBVL_97-333
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About Holley Holley is the legendary American carburetor and fuel-injection ...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

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Precision Engineering for LS7 Conversions

The Holley Crankshaft Damper Spacer is an essential component for those performing an LS7 wet sump conversion. When transitioning from the factory dry sump system to a wet sump, proper crankshaft spacing is critical to ensure correct pulley alignment and damper positioning. This 0.900-inch thick spacer is precision-machined to provide the exact offset required for a seamless conversion, ensuring your accessory drive system remains perfectly aligned.

Technical Specifications

  • Thickness: 0.900 inches for precise alignment during conversion.
  • Material: High-strength steel for maximum durability under high torque.
  • Finish: Black zinc coating for superior rust and corrosion protection.
  • Application: Specifically designed for GM LS7 wet sump conversions.
  • Reliability: Engineered to maintain structural integrity at high engine speeds.

Holley’s dedication to precision means this spacer will fit perfectly, eliminating the guesswork often associated with engine conversions. The black zinc finish provides a clean look while ensuring the part stands up to the harsh environment of the engine crankcase. By using this high-quality spacer, you ensure that your harmonic damper is properly supported, reducing the risk of vibration and premature bearing wear. Whether you are a professional builder or a dedicated DIY enthusiast, this spacer is a vital piece of your LS7 engine build. Shop for all your LS conversion hardware and performance engine components at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Precision Engineering for LS7 Conversions

The Holley Crankshaft Damper Spacer is an essential component for those performing an LS7 wet sump conversion. When transitioning from the factory dry sump system to a wet sump, proper crankshaft spacing is critical to ensure correct pulley alignment and damper positioning. This 0.900-inch thick spacer is precision-machined to provide the exact offset required for a seamless conversion, ensuring your accessory drive system remains perfectly aligned.

Technical Specifications

  • Thickness: 0.900 inches for precise alignment during conversion.
  • Material: High-strength steel for maximum durability under high torque.
  • Finish: Black zinc coating for superior rust and corrosion protection.
  • Application: Specifically designed for GM LS7 wet sump conversions.
  • Reliability: Engineered to maintain structural integrity at high engine speeds.

Holley’s dedication to precision means this spacer will fit perfectly, eliminating the guesswork often associated with engine conversions. The black zinc finish provides a clean look while ensuring the part stands up to the harsh environment of the engine crankcase. By using this high-quality spacer, you ensure that your harmonic damper is properly supported, reducing the risk of vibration and premature bearing wear. Whether you are a professional builder or a dedicated DIY enthusiast, this spacer is a vital piece of your LS7 engine build. Shop for all your LS conversion hardware and performance engine components at GGCRACING.

Product Details

Product Description

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Precision Engineering for LS7 Conversions

The Holley Crankshaft Damper Spacer is an essential component for those performing an LS7 wet sump conversion. When transitioning from the factory dry sump system to a wet sump, proper crankshaft spacing is critical to ensure correct pulley alignment and damper positioning. This 0.900-inch thick spacer is precision-machined to provide the exact offset required for a seamless conversion, ensuring your accessory drive system remains perfectly aligned.

Technical Specifications

  • Thickness: 0.900 inches for precise alignment during conversion.
  • Material: High-strength steel for maximum durability under high torque.
  • Finish: Black zinc coating for superior rust and corrosion protection.
  • Application: Specifically designed for GM LS7 wet sump conversions.
  • Reliability: Engineered to maintain structural integrity at high engine speeds.

Holley’s dedication to precision means this spacer will fit perfectly, eliminating the guesswork often associated with engine conversions. The black zinc finish provides a clean look while ensuring the part stands up to the harsh environment of the engine crankcase. By using this high-quality spacer, you ensure that your harmonic damper is properly supported, reducing the risk of vibration and premature bearing wear. Whether you are a professional builder or a dedicated DIY enthusiast, this spacer is a vital piece of your LS7 engine build. Shop for all your LS conversion hardware and performance engine components at GGCRACING.

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