PRW Steel SFI Flywheel 153-Tooth External Balance — Fits Small Block Chevy

SKU: FMJX_1630581
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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 PRW

PRW engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PRW lineup with fast shipping and expert fitment support — order with confidence.

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Premium PRW 153-Tooth Flywheel for Small Block Chevy

Equip your Small Block Chevy with the reliability of a PRW SFI-certified steel flywheel. Specifically designed for 1-piece rear main seal engines requiring an external balance, this 153-tooth flywheel is a must-have for performance enthusiasts. It provides the structural integrity needed to handle high-output engines while maintaining precise balance for smooth operation throughout the RPM range.

Technical Specifications

  • Tooth Count: 153
  • Balance: External
  • Seal Type: 1-Piece Rear Main
  • Certification: SFI 1.1
  • Weight: 31 lbs
  • Application: Small Block Chevy (SBC)

The PRW steel flywheel is manufactured to exceed OEM specifications, offering a significant upgrade in strength and safety. The SFI 1.1 rating is essential for those participating in sanctioned racing events, as it ensures the flywheel can withstand high-RPM stress without failure. The 31 lb mass is optimized to provide excellent driveability while allowing for quick revs, making it ideal for both street-driven hot rods and dedicated track vehicles. Its precision-machined friction surface ensures that your clutch disc grabs effectively, minimizing slippage and maximizing power transfer to the wheels. When you choose this flywheel, you are investing in a component that prioritizes both performance and driver safety. Experience the difference in your Chevy's performance with high-quality parts sourced from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About PRW

PRW engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PRW lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Premium PRW 153-Tooth Flywheel for Small Block Chevy

Equip your Small Block Chevy with the reliability of a PRW SFI-certified steel flywheel. Specifically designed for 1-piece rear main seal engines requiring an external balance, this 153-tooth flywheel is a must-have for performance enthusiasts. It provides the structural integrity needed to handle high-output engines while maintaining precise balance for smooth operation throughout the RPM range.

Technical Specifications

  • Tooth Count: 153
  • Balance: External
  • Seal Type: 1-Piece Rear Main
  • Certification: SFI 1.1
  • Weight: 31 lbs
  • Application: Small Block Chevy (SBC)

The PRW steel flywheel is manufactured to exceed OEM specifications, offering a significant upgrade in strength and safety. The SFI 1.1 rating is essential for those participating in sanctioned racing events, as it ensures the flywheel can withstand high-RPM stress without failure. The 31 lb mass is optimized to provide excellent driveability while allowing for quick revs, making it ideal for both street-driven hot rods and dedicated track vehicles. Its precision-machined friction surface ensures that your clutch disc grabs effectively, minimizing slippage and maximizing power transfer to the wheels. When you choose this flywheel, you are investing in a component that prioritizes both performance and driver safety. Experience the difference in your Chevy's performance with high-quality parts sourced from GGCRACING.

Product Details

Product Description

About PRW

PRW engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full PRW lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Premium PRW 153-Tooth Flywheel for Small Block Chevy

Equip your Small Block Chevy with the reliability of a PRW SFI-certified steel flywheel. Specifically designed for 1-piece rear main seal engines requiring an external balance, this 153-tooth flywheel is a must-have for performance enthusiasts. It provides the structural integrity needed to handle high-output engines while maintaining precise balance for smooth operation throughout the RPM range.

Technical Specifications

  • Tooth Count: 153
  • Balance: External
  • Seal Type: 1-Piece Rear Main
  • Certification: SFI 1.1
  • Weight: 31 lbs
  • Application: Small Block Chevy (SBC)

The PRW steel flywheel is manufactured to exceed OEM specifications, offering a significant upgrade in strength and safety. The SFI 1.1 rating is essential for those participating in sanctioned racing events, as it ensures the flywheel can withstand high-RPM stress without failure. The 31 lb mass is optimized to provide excellent driveability while allowing for quick revs, making it ideal for both street-driven hot rods and dedicated track vehicles. Its precision-machined friction surface ensures that your clutch disc grabs effectively, minimizing slippage and maximizing power transfer to the wheels. When you choose this flywheel, you are investing in a component that prioritizes both performance and driver safety. Experience the difference in your Chevy's performance with high-quality parts sourced from GGCRACING.

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