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Thanksgiving Deal Powermaster 9531 Xs Torque Starter Mini Natural Mopar Early Hemi 172 Tooth Set [JThVOUPj]

$43.99 $140.99 -69%

Powermaster designed this 9531 XS Torque Starter for 1957-1958 Mopar Early Hemi engines using a 172 Tooth Flywheel that have up to an 18.0:1 compression ratio! The 4.4:1 gear reduction ratio on this natural Denso-style mini starter supplies reliable

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Powermaster designed this 9531 XS Torque Starter for 1957-1958 Mopar Early Hemi engines using a 172 Tooth Flywheel that have up to an 18.0:1 compression ratio! The 4.4:1 gear reduction ratio on this natural Denso-style mini starter supplies reliable cranking power, while the InfiCLOCK system provides 360-degrees of rotation to clear most oil pans and headers.

This starter is an excellent choice where heat soak, limited space or hot starting is a concern, while the billet aluminum adapter block helps the XS Torque line to be the lightest 200 ft/lb starter available!

Starter dyno test results are included.

Powermaster 9531 XS Torque Starter Features:

  • Starter Style: Denso Mini
  • Flywheel/Flexplate Tooth Quantity: 172
  • Gear Reduction: 4.4:1
  • Maximum Compression Ratio: 18.0:1
  • Cranking Power Ft/Lbs: 200
  • Color: Natural
  • Adjustable Mount: Yes
  • Starter Rotation: Standard
  • Mounting Block Material: Machined Billet Aluminum
  • Length: 5.76 in.
  • Weight: 8.00 lbs
  • Quantity: Sold individually

Powermaster produces alternators and starters for both street rod and racing applications. They also offer related accessories, including brackets, wiring harnesses, pulleys, and drive kits.

What Our Customers Say

January 4, 2026

Absolutely no complaints!

The functionality is second to none.

- Victoria E..

January 4, 2026

Absolutely no complaints!

This product has my full endorsement.

- Aaron C..

January 4, 2026

Absolutely no complaints!

This is a product that is excellent in every way.

- Ryan E..

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