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Powermaster XS Torque Starters
Starter, XS Torque, Pro Mod, Gear Reduction, 153-Tooth, Driver Side Mount, Chrome, Chevrolet, Small Block, Big Block, Each
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Estimated Ship Date: Nov 23, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
19521
Part Type:
Product Line:
Summit Racing Part Number:
PWM-19521
UPC:
692209023050
Flywheel/Flexplate Tooth Quantity:
153-Tooth
Starter Style:
GM
Adjustable Mounting Block:
No
Starter Rotation:
Standard
Starter Color:
Chrome
Maximum Recommended Compression Ratio:
18.0:1
Gear Reduction Ratio:
4.4:1
Mounting Block Material:
Aluminum
Remanufactured:
No
Quantity:
Sold individually.
Special Attention:
Starter wraps not recommended due to overheating issues that can cause damage to starter.
Powermaster XS Torque Starters
Powermaster's highly efficient XS Torque starters feature extra-powerful motors that churn out up to 200 lbs.-ft. of torque. Coupled with their 4.4:1 gear-reduction ratio, that equals reliable cranking power for engines, up to a whopping 18.0:1 compression ratio. These starters come with a billet adapter/mounting block for durability. They'll also clear your oil pan if the OE starter did. Some models are available in a chrome plated finish. Starter dyno test results are included. Order the replacement designed for your vehicle application.
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Some parts are not legal for use in California or other states with similar laws / regulations
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