Hays Parts


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Hays
  • 12 in. Diameter Lever Type; 10 Spline; 1 1/8 in. Input Shaft; 650 Max HP Rating; Includes Pressure Plate/Disc/Throwout Bearing/Alignment Tool
  • Street 650 Clutch Kit; 12 in. Diameter Lever Type; 10 Spline; 1 1/8 in. Input Shaft; 650 Max HP Rating; Includes Pressure Plate/Disc/Throwout Bearing/Alignment Tool;
  • Street 650 Clutch Kit
  • Product Attributes:
    • Disc Type: Spring Hub
    • Maximum Horsepower: 650
    • WARNING CA Proposition 65: No
    • Pressure Plate Type: Lever
    • Alignment Tool Included: Yes
    • Disc Diameter: 12.000 In.
    • Disc Material: Sintered Metallic
    • Pilot Bushing Included: No
    • Input Shaft Diameter: 1.125 In.
    • Throwout Bearing Included: Yes
    • Input Shaft Spline Quantity: 10
  • Features:
    • Designed For Power Levels Up To 650 Naturally Aspirated HP
    • True Street/Strip Clutch Kit For Spirited Street Driving
    • Pressure Plate Offers 30 Percent More Clamping Force Than Stock
    • Sintered Metallic Disc Friction Surface Used
    • Smoother Engagement During Vehicle Launch
    • Upgraded 8-Spring Hub w/Polyurethane Damping Springs
    • Handles 3 Times The Shock Load Over Standard Disc Springs
    • Limited 90 Day Warranty
  • Take a look at the new Hays Street 650 Clutch Kits. These single disc kits are an excellent upgrade from your stock clutch and designed handle highly modified naturally aspirated engines up to 650 horsepower. Designed as a true street/strip clutch for spirited high performance driving or frequent track use. The high performance disc utilized in the Street 650 has an 8-spring hub with encapsulated damper springs and a sintered metallic friction disc surface to handle most track days. Each kit includes pressure plate, clutch disc, throwout bearing, alignment tool, and instructions. Kits are available for a variety of GM, Ford, Chrysler, and Jeep vehicles. * Don't forget…Run with the Winners---Run with Hays!

Additional Fitment Information:
Vehicle Block CC Engine CID
1978 - Ford E-350 Econoline V - 8 Cyl 7.5L 460

Hays
  • Billet Aluminum; External Balance w/Removable 24.45 oz. Weight; 168 Tooth; 14 lbs.; w/Steel Friction Plate; Also Fits Chevy 383 CID Crate Motor
  • Performance Flywheel; Billet Aluminum; External Balance w/Removable 24.45 oz. Weight; 168 Tooth; 14 lbs.; w/Steel Friction Plate; Also Fits Chevy 383 CID Crate Motor;
  • Performance Flywheel
  • Product Attributes:
    • SFI Certification: 1.1
    • Engine Balance: External
    • WARNING CA Proposition 65: No
    • Tooth Quantity: 168
    • Engine Make/Size: Chevy Small Block
    • Material: Aluminum
    • Finish: Aluminum
  • Features:
    • Meets SFI Spec 29.1 For Racing
    • Precision CNC Machined For Maximum Strength/Durability
    • CAD Designed To Provide Optimum Performance And Reliability
    • Limited 90 Day Warranty
  • Upgrade your stock flywheel to a Hays SFI-approved billet steel or aluminum flywheel. Each flywheel is precision machined and engineered to handle extreme duty applications along with being designed to take the punishment of today as high horsepower street, off-road, and race engines.

Additional Fitment Information:
Vehicle Block CC Engine CID
1981 - Buick Century V - 8 Cyl 5.0L 305

Hays
  • 4200-5000 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 24 Spline Input Shaft; 1.375 in. Crank Pilot
  • Hays Twister Full Race Torque Converter; 4200-5000 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 24 Spline Input Shaft; 1.375 in. Crank Pilot;
  • Hays Twister Full Race Torque Converter
  • Product Attributes:
    • Crank Pilot Diameter: 1.375 In.
    • Use with Trans-Brake: Yes
    • Balanced: Yes
    • Series: Full Race
    • WARNING CA Proposition 65: No
    • Bolt Circle Diameter: 11.4375 In.
    • Anti Balloon Plate: Yes
    • Lock Up Type: No
    • Trans Year:
      • 1963
      • 1964
      • 1965
      • 1966
      • 1967
      • 1968
      • 1969
      • 1970
      • 1971
      • 1972
      • 1973
      • 1974
      • 1975
      • 1976
      • 1977
      • 1978
      • 1979
      • 1980
      • 1981
    • Transmission Model: C4
    • Use with Power Adder: Yes
    • Stall Speed (RPM): 4200-5000
    • Diameter (in.): 10.000 In.
    • Trans Model: C4
    • Input Shaft Spline Quantity: 26
  • Features:
    • Converters Built/Tested/Proven Support To 650 HP
    • Hand Built And Inspected In Every Step Of Assembly
    • All Convertors Are Internally Welded For Longer Life
    • Heavy Duty Torrington Bearings For Strength/Durability
    • Stators Are Chosen W/High Flow Vents/Channels To Promote Cooling
    • Increased HP/Acceleration Due To A Weight Saving Design
    • Industry Leading Tech Support Team Available For Assistance
  • Hays Performance Drivetrain is proud to announce Twister 3/4 Race Performance Torque Converters. These NEW torque converters are a perfect addition to Hays product line of performance flexplates, clutches, and flywheels. The 3/4 Race torque converter is the first series being brought to market and is intended for street/strip combinations, with various RPM stall speed offerings to accommodate any mixture of modifications including higher compression ratios, aftermarket camshafts, aftermarket cylinder heads, lower gear ratios, and vehicle weight loss.

Additional Fitment Information:
Vehicle Block CC Engine Transmission Manuf. Code Engine Version CID
1979 - Ford LTD V 5753 8 Cyl 5.8L C4 Windsor 351

Hays
  • Steel; External Balance; 153 Tooth; 29 lbs.
  • Performance Flywheel; Steel; External Balance; 153 Tooth; 29 lbs.;
  • Performance Flywheel
  • Product Attributes:
    • SFI Certification: 1.1
    • Engine Balance: External
    • WARNING CA Proposition 65: No
    • Tooth Quantity: 153
    • Material: Steel
    • Center Bore Diameter: 2.486 In.
    • Finish: Steel
  • Features:
    • Meets SFI Spec 29.1 For Racing
    • Precision CNC Machined For Maximum Strength/Durability
    • Aluminum Flywheels Feature Forged Steel Ring Gears
    • CAD Designed To Provide Optimum Performance And Reliability
    • Available In Internal/External/Zero Balanced Versions
    • Limited 90 Day Warranty
  • Upgrade your stock flywheel to a Hays SFI-approved billet steel or aluminum flywheel. Each flywheel is precision machined and engineered to handle extreme duty applications along with being designed to take the punishment of today as high horsepower street, off-road, and race engines.

Additional Fitment Information:
Vehicle Block CC Engine CID
1995 - Chevrolet C2500 V - 8 Cyl 7.4L 454
Showing 1 - 4 of 4 products

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