See more parts for American Motors AMX
Select the year of your American Motors AMX:
Product thumb
ACT Heavy Duty Pressure Plate American Motors | Buick | Chevrolet | Oldsmobile | Pontiac 1964-1998
$276.00
Free Shipping

If you're looking to give your ride a serious boost, the ACT Heavy Duty Pressure Plate GM012 is worth a look. This isn’t just any pressure plate; it’s designed with an exclusive diaphragm that really cranks up the clamp load. We’re talking about a solid 20 to 50 percent increase here. What does that mean for you? Less deflection and a longer clutch life, which is a game changer whether you're hitting the streets or the track.

One of the standout features of this pressure plate is its four-stage heat-treating process. That might sound technical, but it ensures that the diaphragm can handle the heat—literally. You want reliability when you're pushing your car, and this plate delivers. Plus, the precision cover stampings add a level of rigidity and consistency that you can feel during engagement. You won't be wrestling with the pedal here; it offers light to moderate effort, making it a breeze to drive.

Now, if you’re the type who loves to tinker under the hood, you’ll appreciate that this pressure plate is engineered for durability. It’s not just thrown together; it’s carefully assembled and balanced for smooth high RPM performance. And yes, it’s 100% clamp load tested, so you know it’s ready to handle whatever you throw at it.

As for the specs, this bad boy has a diameter of 10.5 inches (or 266 mm, if you prefer metric). Weighing in at 17.1 lbs, it’s hefty enough to do the job without being a burden. It’s SFI certified, which is a must if you’re serious about racing.

For those curious about fitment, this pressure plate works with a whole host of classic American muscle cars—from the 1958 American Motors Ambassador to the 2002 Pontiac Firebird. It's a versatile choice that can revitalize many builds.

Want to get your hands on it? Check out the installation instructions here. Trust me, once you get this installed, you'll notice the difference right away.

Other Part Numbers:
ACT #actGM012

Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
American Motors AMX 1968-1970 Base
American Motors Ambassador 1958-1961 Super
American Motors Ambassador 1958-1962 Custom
American Motors Ambassador 1959-1962 Deluxe
American Motors Ambassador 1961 Custom 400
American Motors Ambassador 1962 400
American Motors Ambassador 1963, 1965-1966 880
American Motors Ambassador 1963-1966 990
American Motors Ambassador 1963 800
American Motors Ambassador 1966 DPL
American Motors Classic 1965-1966 550
American Motors Classic 1965 660
American Motors Classic 1965-1966 770
American Motors Hornet 1970-1972 SST
American Motors Hornet 1970-1971, 1973-1977 Base
American Motors Hornet 1971-1977 Sportabout
American Motors Hornet 1971 SC/360
American Motors Hornet 1977 AMX
American Motors Javelin 1969-1970 Base
American Motors Javelin 1969-1970 SST
American Motors Javelin 1970 SST Trans Am
American Motors Javelin 1970 SST Mark Donohue
American Motors Marlin 1965-1967 Base
American Motors Rebel 1967-1970 SST
American Motors Rebel 1967-1968 550
American Motors Rebel 1967-1968 770
American Motors Rebel 1969-1970 Base
American Motors Rebel 1970 The Machine
Buick Century 1979 Sport
Buick Century 1979 Special
Buick Century 1979 Limited
Buick Century 1979 Custom
Buick Regal 1973-1987 Base
Buick Regal 1976-1977 SR
Buick Regal 1978-1982 Sport
Buick Regal 1978-1987 Limited
Buick Regal 1982-1983 Estate Wagon
Buick Regal 1982 Limited Turbo
Buick Regal 1983-1986 T-Type
Buick Regal 1984-1987 Grand National
Buick Regal 1987 GNX
Buick Skylark 1961-1972, 1975-1982, 1990-1991 Base
Buick Skylark 1968-1972, 1978-1979, 1983-1998 Custom
Buick Skylark 1970, 1972 350
Buick Skylark 1975-1977 SR
Buick Skylark 1976-1979 S
Buick Skylark 1978, 1980-1983 Sport
Buick Skylark 1980-1989, 1993-1997 Limited
Buick Skylark 1983-1984 T-Type
Buick Skylark 1990-1991 Luxury Edition
Buick Skylark 1990-1997 Gran Sport
Buick Skylark 1996 Olympic Gold Edition
Chevrolet Bel Air 1955-1957 Nomad
Chevrolet Bel Air 1955-1975 Base
Chevrolet Bel Air 1955-1956 Beauville
Chevrolet Biscayne 1958-1972 Base
Chevrolet Biscayne 1960 Fleetmaster
Chevrolet Camaro 1967-1973, 1975, 1989-1992 RS
Chevrolet Camaro 1967-1974, 1977-1987, 1991-1992 Z28
Chevrolet Camaro 1967-1980, 1988 Base
Chevrolet Camaro 1967-1972 SS
Chevrolet Camaro 1973-1978, 1987 LT
Chevrolet Camaro 1976-1978 LT Rally Sport
Chevrolet Camaro 1976-1980 Rally Sport
Chevrolet Camaro 1979-1986 Berlinetta
Chevrolet Camaro 1981-1987 Sport
Chevrolet Camaro 1982 Z28 Indianapolis 500 Pace Car
Chevrolet Camaro 1985-1990 Iroc-Z
Chevrolet Camaro 1992 Z28 Heritage Edition
Chevrolet Camaro 1992 RS Heritage Edition
Chevrolet Chevelle 1964-1965 Malibu Super Sport
Chevrolet Chevelle 1964-1968 300
Chevrolet Chevelle 1965-1977 Malibu
Chevrolet Chevelle 1965-1969 300 Deluxe
Chevrolet Chevelle 1966 Super Sport 396
Chevrolet Chevelle 1967-1970 SS 396
Chevrolet Chevelle 1967-1972 Concours
Chevrolet Chevelle 1968-1972 Nomad
Chevrolet Chevelle 1968, 1970-1972 Base
Chevrolet Chevelle 1968 Nomad Custom
Chevrolet Chevelle 1969-1972 Greenbrier
Chevrolet Chevelle 1969-1972 Concours Estate
Chevrolet Chevelle 1971-1972 Heavy Chevy
Chevrolet Chevelle 1971-1972 SS
Chevrolet Chevelle 1973 Malibu Estate
Chevrolet Chevelle 1973 Deluxe
Chevrolet Chevelle 1974-1977 Malibu Classic
Chevrolet Chevelle 1974-1976 Malibu Classic Estate
Chevrolet Chevy II 1962-1968 Nova
Chevrolet Chevy II 1962-1967 Base
Chevrolet Chevy II 1964-1967 Nova SS
Chevrolet Corvette 1965-1974, 1977-1978 Base
Chevrolet Corvette 1975-1976 Stingray
Chevrolet Corvette 1978 Indianapolis 500 Pace Car
Chevrolet Corvette 1978 Silver Anniversary Edition
Chevrolet El Camino 1968-1987 Base
Chevrolet El Camino 1968-1974 Custom
Chevrolet El Camino 1968-1987 SS
Chevrolet El Camino 1975-1977 Classic
Chevrolet El Camino 1977-1978, 1981-1986 Conquista
Chevrolet El Camino 1979-1981 Royal Knight
Chevrolet Impala 1958-1976 Base
Chevrolet Impala 1964-1967 SS
Chevrolet Impala 1975-1976 Sport
Chevrolet Impala 1975-1976 Custom
Chevrolet Impala 1976 S
Chevrolet Impala 1976 Custom Landau
Chevrolet Malibu 1975, 1978-1983 Classic
Chevrolet Malibu 1978-1980 Classic Estate
Chevrolet Malibu 1978-1981 Base
Chevrolet Malibu 1978-1981 Classic Landau
Chevrolet Malibu 1979-1980 Estate
Chevrolet Malibu 1979-1980 Classic Sport
Chevrolet Malibu 1979 Police
Chevrolet Malibu 1979 Landau
Chevrolet Malibu 1979-1980 Sport
Chevrolet Monte Carlo 1970-1974, 1979, 1981 Base
Chevrolet Monte Carlo 1973-1974, 1976, 1978-1981 Landau
Chevrolet Monte Carlo 1973, 1975-1977 S
Chevrolet Monte Carlo 1978, 1980 Sport
Chevrolet Nova 1969-1979 Base
Chevrolet Nova 1973-1975, 1978-1979 Custom
Chevrolet Nova 1975-1978 Police
Chevrolet Nova 1975 LN
Chevrolet Nova 1976 SS
Chevrolet Nova 1976-1977 Concours
Chevrolet Nova 1977-1979 Rally
Oldsmobile Cutlass 1965-1967, 1980 Base
Oldsmobile Cutlass 1965-1967 Holiday
Oldsmobile Cutlass 1967 Turnpike Cruiser
Oldsmobile Cutlass 1979 Vista Cruiser
Oldsmobile Cutlass 1979 Vista Cruiser Brougham
Oldsmobile Cutlass 1980-1981 LS
Oldsmobile Cutlass 1980-1981 Brougham
Oldsmobile Cutlass 1981 Supreme
Oldsmobile Omega 1973, 1979 Base
Oldsmobile Omega 1979 Brougham LS
Oldsmobile Omega 1979 Brougham
Pontiac Catalina 1971-1972 Base
Pontiac Catalina 1971-1972 Safari
Pontiac Catalina 1971-1972 Brougham
Pontiac Firebird 1967-1969 Sprint
Pontiac Firebird 1967 326
Pontiac Firebird 1967-1969 400
Pontiac Firebird 1967-2002 Base
Pontiac Firebird 1967-1968 HO
Pontiac Firebird 1968-1969 350
Pontiac Firebird 1969-2002 Trans Am
Pontiac Firebird 1969 350 HO
Pontiac Firebird 1970-1981 Esprit
Pontiac Firebird 1970-1981, 1989-2002 Formula
Pontiac Firebird 1982-1986 S/E
Pontiac Firebird 1989 Trans Am GTA SE
Pontiac Firebird 1989-1992 Trans Am GTA
Pontiac Firebird 1994 Trans Am GT
Pontiac GTO 1964-1966, 1969-1973 Base
Pontiac GTO 1970-1971 The Judge
Pontiac LeMans 1979 Safari
Pontiac LeMans 1979 Base
Pontiac Phoenix 1979 LJ
Pontiac Phoenix 1979 Base
Pontiac Phoenix 1979 SJ

ACT Banner

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.

Check out these other great products