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Hays Twister Full Race Torque Converter 97-2E28F

Hays Twister Full Race Torque Converter 97-2E28F
Hays Twister Full Race Torque Converter 97-2E28FHays Twister Full Race Torque Converter 97-2E28FHays Twister Full Race Torque Converter 97-2E28FHays Twister Full Race Torque Converter 97-2E28FHays Twister Full Race Torque Converter 97-2E28FHays Twister Full Race Torque Converter 97-2E28F
$1,097.99 ea
NEWBackordered until 09/28/2023
Model: 4007125
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
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.
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
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
Installation Notes:
NOTE: The FULL RACE series converters are designed to be used with Trans-brakes and power adders such as Nitrous Oxide, Superchargers, or Turbos. WARNING: Stall ranges will vary depending on Engine set-up, Weight of vehicle, and Gear Ratio

About Hays

Drag racing's biggest stars have relied on Hays clutches since SEMA Hall of Famer Bill Hays decided back in 1958 that there had to be a way to build one that could stand up to racing's unimaginable power and torque. Now part of Holley Performance, Hays continues to develop complete clutch kits for an infinite number of high-performance applications, pressure plates for precise gear changes, clutch discs for smooth, chatter-free engagement, and flywheels and flexplates ideal for today's vehicles.

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Ford Mustang II 1974 2.8L / 171 / V6
2.3L / 140 / L4		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang II 1975 2.3L / 140 / L4
2.8L / 171 / V6
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang II 1976 2.3L / 140 / L4
2.8L / 171 / V6
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang II 1977 2.3L / 140 / L4
2.8L / 171 / V6
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang II 1978 5.0L / 302 / V8
2.3L / 140 / L4
2.8L / 171 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1964 4.7L / 289 / V8
4.3L / 260 / V8
3.3L / 200 / L6
2.8L / 170 / L6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1965 4.3L / 260 / V8
3.3L / 200 / L6
2.8L / 170 / L6
4.7L / 289 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1966 3.3L / 200 / L6
4.7L / 289 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1967 7.0L / 428 / V8
6.4L / 390 / V8
4.7L / 289 / V8
3.3L / 200 / L6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1968 7.0L / 427 / V8
5.0L / 302 / V8
7.0L / 428 / V8
6.4L / 390 / V8
4.7L / 289 / V8
3.3L / 200 / L6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1969 7.0L / 429 / V8
7.0L / 428 / V8
5.0L / 302 / V8
4.1L / 250 / L6
6.4L / 390 / V8
5.8L / 351 / V8
3.3L / 200 / L6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1970 3.3L / 200 / L6
5.0L / 302 / V8
4.1L / 250 / L6
5.8L / 351 / V8
7.0L / 429 / V8
7.0L / 428 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1971 4.1L / 250 / L6
5.0L / 302 / V8
7.0L / 429 / V8
5.8L / 351 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1972 4.1L / 250 / L6
5.0L / 302 / V8
5.8L / 351 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1973 4.1L / 250 / L6
5.8L / 351 / V8
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1979 2.3L / 140 / L4
2.8L / 171 / V6
3.3L / 200 / L6
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1980 2.3L / 140 / L4
3.3L / 200 / L6
4.2L / 255 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Ford Mustang 1981 2.3L / 140 / L4
3.3L / 200 / L6
4.2L / 255 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1967 3.3L / 200 / L6 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1971 1.6L / 98 / L4
2.0L / 122 / L4		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1972 2.0L / 122 / L4
1.6L / 98 / L4
2.6L / 156 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1973 2.0L / 122 / L4
2.6L / 156 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1974 2.8L / 171 / V6
2.0L / 122 / L4		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1975 2.3L / 140 / L4
2.8L / 171 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1976 2.3L / 140 / L4
2.8L / 171 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1977 2.3L / 140 / L4
2.8L / 171 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1979 3.3L / 200 / L6
5.0L / 302 / V8
2.3L / 140 / L4
2.8L / 171 / V6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1980 3.3L / 200 / L6
4.2L / 255 / V8
2.3L / 140 / L4		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Capri 1981 2.3L / 140 / L4
4.2L / 255 / V8
3.3L / 200 / L6		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1967 4.7L / 289 / V8
6.4L / 390 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1968 7.0L / 427 / V8
6.4L / 390 / V8
4.7L / 289 / V8
5.0L / 302 / V8
7.0L / 428 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1969 7.0L / 428 / V8
6.4L / 390 / V8
5.0L / 302 / V8
7.0L / 429 / V8
5.8L / 351 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1970 7.0L / 428 / V8
6.4L / 390 / V8
7.0L / 429 / V8
5.8L / 351 / V8
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1971 7.0L / 429 / V8
5.8L / 351 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1972 5.8L / 351 / V8 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1973 7.5L / 460 / V8
6.6L / 400 / V8
5.8L / 351 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1974 6.6L / 400 / V8
5.8L / 351 / V8
7.5L / 460 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1975 6.6L / 400 / V8
7.5L / 460 / V8
5.8L / 351 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1976 6.6L / 400 / V8
5.8L / 351 / V8
7.5L / 460 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1977 5.8L / 351 / V8
5.0L / 302 / V8
6.6L / 400 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1978 5.8L / 351 / V8
6.6L / 400 / V8
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1979 5.8L / 351 / V8
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1980 3.3L / 200 / L6
4.2L / 255 / V8
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot
Mercury Cougar 1981 2.3L / 140 / L4
3.3L / 200 / L6
4.2L / 255 / V8
5.0L / 302 / V8		 2800-3200 RPM Stall; 10 in. dia.; 11-7/16 in. Bolt Pattern; 26 Spline Input Shaft; 1.375 in. Crank Pilot

Specifications:

Anti Balloon Plate Yes
Anti-Balloon Plate Yes
Balanced Yes
Bolt Circle 10-1/2"
Bolt Circle Diameter 11.4375 in.
Crank Pilot Diameter 1.375 in.
Diameter 10"
Diameter (in.) 10.000 in.
Emission Code 5
Input Shaft Spline Quantity 26
Input Spline 26
Lock Up Type No
Lock Up/Overdrive No
Part Type Automatic Transmission Torque Converter
Series Full Race
Stall 2800-3200
Stall Speed (RPM) 2800-3200
Trans Model C4
Trans Year 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1966, 1967, 1968, 1969, 1970, 1978, 1979, 1980, 1981, 1965, 1963, 1964
Transmission C4 Case-Filled
Transmission Model C4
Use with Power Adder Yes
Use with Trans-Brake Yes

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