Holley Introduces Hays Street 650 Clutch Kits

New from Holley – the Hays Street 650 Clutch Kits. These kits were designed specifically for street/strip applications and perfect for both high-performance driving and frequent track use. See more details below.

Official Release:

Hays is pleased to announce the release of Street 650 Clutch Kits, which are a noticeable upgrade from stock clutches and engineered to handle highly modified naturally aspirated engines producing as much as 650 horsepower. Developed specifically for street/strip applications and perfect for both high-performance driving and frequent track use, these single-disc units feature an 8-spring hub and encapsulated damper springs. Hays Street 650 Clutch Kits come complete with a pressure plate, a sintered metallic friction disc that can stand up to repeated abuse on the drag strip, a throwout bearing, alignment tool, and detailed, easy-to-follow installation instructions.


  • Designed for power levels up to 650 naturally aspirated horsepower (600 HP for forced induction/nitrous)
  • True “Street/Strip” clutch kit for spirited street driving and frequent track use
  • Pressure plate offers 30% more clamping force than stock
  • Sintered metallic disc friction surface used for smoother engagement during vehicle launch
  • Upgraded 8-spring hub with polyurethane encapsulated damper springs handles 3 times the shock load over standard disc springs
  • All Street 650 clutch kits come complete with pressure plate, disc, throwout bearing, and alignment tool
  • Available for GM, Ford, AMC, Jeep and Chrysler

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About the author

Chris McWilliams

Chris McWilliams grew up watching his dad race go-karts around his Southern Indiana home and started racing junior dragsters when he was 10 years old. Chris drove a UMP Mini Stock for two seasons until he totaled his racecar in an accident at Western Kentucky Speedway. He is currently a college student at Oakland City University working on a degree to pay the bills for his dirt racing addiction.
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