ACT HD/Race Sprung 4 Pad Kit Dodge | Mitsubishi | Plymouth 1988-2002

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Model#MB3-HDG4
ManufacturerACT

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ACT MB3-HDG4 Heavy Duty/Race Sprung 4 Pad Kit

The ACT MB3-HDG4 Heavy Duty/Race Sprung 4 Pad Kit is engineered for performance-driven applications, utilizing advanced materials and design techniques to enhance clutch performance and longevity. This kit features ACT's renowned Heavy Duty pressure plate, which employs a unique diaphragm design that increases clamp load while minimizing deflection, ensuring maximum clutch life and efficiency.

Key Features

Light to moderate pedal effort with aggressive engagement, suitable for both street and race applications.
Moderate friction life, extended by ACT's proprietary diaphragm design.
Precision-engineered using select ceramic friction materials for high heat tolerance and optimal performance.
100% clamp load tested and dynamically balanced for reliable high RPM operation.

Specifications

Clutch Disc Diameter: 8.4 in (214 mm)
Disc Material: Ceramic
Input Spline Quantity: 20
Input Shaft Diameter: 0.875 in
Torque Capacity: 290 ft/lbs
Product Weight: 10.8 lbs
Pressure Plate Type: Heavy Duty
Release Bearing Included: Yes
Alignment Tool Included: Yes

Installation Notes

For detailed installation instructions, please refer to the installation guide.

Confirmed Fitment

Dodge Colt (1989-1990, 1993-1994)
Eagle Summit (1992-1994, 1996)
Eagle Talon (1991-1994)
Hyundai Elantra (1993-1995)
Hyundai Scoupe (1993-1995)
Hyundai Sonata (1992-1994)
Mitsubishi Eclipse (1990-1994)
Mitsubishi Expo LRV (1992-1994)
Mitsubishi Galant (1988-1993)
Mitsubishi Mirage (1988-1989, 1992-2002)
Plymouth Colt (1992-1994)
Plymouth Laser (1990-1994)

Other Part Numbers:
ACT #actMB3-HDG4

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
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Make Vehicle	Model	Year
1989-1990, 1993-1994 Dodge Colt	Colt	1989-1990, 1993-1994
1992-1994, 1996 Eagle Summit	Summit	1992-1994, 1996
1991-1994 Eagle Talon	Talon	1991-1994
1993-1995 Hyundai Elantra	Elantra	1993-1995
1993-1995 Hyundai Scoupe	Scoupe	1993-1995
1992-1994 Hyundai Sonata	Sonata	1992-1994
1990-1994 Mitsubishi Eclipse	Eclipse	1990-1994
1992-1994 Mitsubishi Expo LRV	Expo LRV	1992-1994
1988-1993 Mitsubishi Galant	Galant	1988-1993
1988-1989, 1992-2002 Mitsubishi Mirage	Mirage	1988-1989, 1992-2002
1992-1994 Plymouth Colt	Colt	1992-1994
1990-1994 Plymouth Laser	Laser	1990-1994

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ACT ? Advanced Clutch Technology | Clutch Kits & Flywheels Built to Handle Real Power

If you've added boost, tuned for more power, or simply want better throttle control, then your stock clutch won't cut it. That?s where ACT (Advanced Clutch Technology) comes in delivering high-performance clutch kits and flywheels designed for real drivers who push their builds on the street, strip, or track.

ACT?s lineup includes everything from daily driver friendly HD kits to hardcore twin disc setups for serious horsepower. Whether you?re launching hard in a WRX, drifting in a 370Z, or canyon carving in an M3, ACT gives you the torque capacity and engagement you need without sacrificing drivability.

Why ACT? Because Power Without Control Is Useless.

Hold More Power Engineered to handle turbo, supercharger, and high-compression builds
Faster Engagement Stronger pressure plates for better bite off the line
Better Pedal Feel Balanced response without going full race-car stiff
Reduced Rotational Mass Lightweight flywheels improve rev-matching and response
No Guesswork Direct-fit applications, no fabbing, no hassle

ACT Clutch Kits and Flywheels Fit the Cars Enthusiasts Build

ACT doesn?t just make universal performance parts ? they build complete, vehicle-specific clutch solutions for enthusiast favorites. Whether you daily a Civic Type R, track a Subaru STI, drift a 240SX, or drag a Mustang GT, ACT offers the right clutch to match your build goals.

Top supported platforms include the Nissan 350Z/370Z, Toyota Supra A90, Chevy Camaro SS/ZL1, Mitsubishi Evo, Ford Focus RS/ST, and BMW M3/M4 ? each with clutch options tuned to your driving needs.

What ACT Offers:

Performance Clutch Kits From HD street kits to twin-disc race systems
Clutch Discs 6-puck, full-face, rigid or sprung to match your style
Pressure Plates Heavy-duty options that increase clamp load without sacrificing control
Chromoly Lightweight Flywheels Quicker revs, smoother shifts, and less drivetrain stress
Complete Hardware Kits Everything you need for a proper install

Performance Tested. Driver Approved.

ACT isn?t hype ? it?s proven. Their clutches are SFI-certified, track-tested, and used by racers in drag, time attack, autocross, drift, and rally. But what really matters? They hold power, last longer, and feel right even after hundreds of hard launches or hours of canyon carving.

Whether you're upgrading for more power or replacing a tired OEM clutch, ACT gives you the bite, strength, and feel to drive harder with confidence. No compromises, no excuses just parts that work when it matters.

ACT warrants all products to be free of defects in materials and workmanship for normal use and service for a period of one (1) year from retail purchase. Written notice must be immediately given to ACT within the warranty period. We require a copy of the purchase receipt showing the unit was purchased from an Authorized Dealer or Advanced Clutch Technology directly to verify the product is under warranty. Products purchased used do not carry a warranty. This warranty is to the original purchaser and is non-transferable. All non-warranty items are subject to a $50 inspection bench test fee.

ACT reserves the right to examine any part returned for warranty claim to determine, to ACT's satisfaction, whether the material or workmanship of the part does not conform to this limited warranty. ACT's obligation under this warranty shall be limited to repairing, replacing, or crediting, at its option, any part which is deemed covered by ACT. No labor, lift or storage charges will be reimbursed for any reason. Damage to ACT's parts resulting from misuse, improper use, or abuse shall void this limited warranty. Failure to follow ACT's installation instructions and the vehicle manufacturers installation procedures and specifications shall void this limited warranty.

ACT undertakes no responsibility for the quality of the goods except as otherwise provided in this contract. ACT assumes no responsibility that the goods will be fit for any particular purpose for which you may be buying these goods, except as otherwise provided in the contract. ACT shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.