Quarter Master Ultra-Duty Reverse Mount Starter — 8T for 91T Ring Gear

SKU: BJGP_114267B
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Sale price$439.87
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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 Quarter Master

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

Watch in action

Optimized Starting for 91T Flywheels

The Quarter Master Ultra-Duty Gear Reduction Starter is specifically configured with an 8-tooth pinion for use with 91-tooth clutchless flywheels. This starter is a powerhouse for reverse mount applications, providing the necessary torque to spin over high-compression racing engines with ease. Its reverse rotation design makes it the perfect match for specific racing drivetrain configurations where standard starters simply won't fit or function correctly.

Performance Benefits

  • 8-Tooth Pinion: Perfectly matched for 91T ring gear engagement.
  • Gear Reduction: Maximizes cranking power while reducing electrical draw.
  • Reverse Mount/Rotation: Designed for specialized racing bellhousings.
  • Clutchless Flywheel Compatible: Optimized for high-performance clutchless setups.

In the world of competitive racing, every millisecond counts—and that starts with the engine firing up instantly. This Ultra-Duty starter is built to handle the heat and vibration of the track, ensuring that you aren't left stranded in the pits. Its robust internal gear set is designed to minimize friction and maximize energy transfer, resulting in a starter that is both powerful and efficient. When you need a reliable starting solution for your 91T flywheel setup, this Quarter Master unit is the industry standard. Upgrade your vehicle's starting system today with reliable parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Quarter Master

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

Watch in action

Optimized Starting for 91T Flywheels

The Quarter Master Ultra-Duty Gear Reduction Starter is specifically configured with an 8-tooth pinion for use with 91-tooth clutchless flywheels. This starter is a powerhouse for reverse mount applications, providing the necessary torque to spin over high-compression racing engines with ease. Its reverse rotation design makes it the perfect match for specific racing drivetrain configurations where standard starters simply won't fit or function correctly.

Performance Benefits

  • 8-Tooth Pinion: Perfectly matched for 91T ring gear engagement.
  • Gear Reduction: Maximizes cranking power while reducing electrical draw.
  • Reverse Mount/Rotation: Designed for specialized racing bellhousings.
  • Clutchless Flywheel Compatible: Optimized for high-performance clutchless setups.

In the world of competitive racing, every millisecond counts—and that starts with the engine firing up instantly. This Ultra-Duty starter is built to handle the heat and vibration of the track, ensuring that you aren't left stranded in the pits. Its robust internal gear set is designed to minimize friction and maximize energy transfer, resulting in a starter that is both powerful and efficient. When you need a reliable starting solution for your 91T flywheel setup, this Quarter Master unit is the industry standard. Upgrade your vehicle's starting system today with reliable parts from GGCRACING.

Product Details

Product Description

About Quarter Master

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

Watch in action

Optimized Starting for 91T Flywheels

The Quarter Master Ultra-Duty Gear Reduction Starter is specifically configured with an 8-tooth pinion for use with 91-tooth clutchless flywheels. This starter is a powerhouse for reverse mount applications, providing the necessary torque to spin over high-compression racing engines with ease. Its reverse rotation design makes it the perfect match for specific racing drivetrain configurations where standard starters simply won't fit or function correctly.

Performance Benefits

  • 8-Tooth Pinion: Perfectly matched for 91T ring gear engagement.
  • Gear Reduction: Maximizes cranking power while reducing electrical draw.
  • Reverse Mount/Rotation: Designed for specialized racing bellhousings.
  • Clutchless Flywheel Compatible: Optimized for high-performance clutchless setups.

In the world of competitive racing, every millisecond counts—and that starts with the engine firing up instantly. This Ultra-Duty starter is built to handle the heat and vibration of the track, ensuring that you aren't left stranded in the pits. Its robust internal gear set is designed to minimize friction and maximize energy transfer, resulting in a starter that is both powerful and efficient. When you need a reliable starting solution for your 91T flywheel setup, this Quarter Master unit is the industry standard. Upgrade your vehicle's starting system today with reliable parts from GGCRACING.

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