Fitment Information

• Pontiac Firebird Esprit/Formula 6.6L V8 6555cc NA (1971, 1972, 1973, 1974)
• Pontiac Firebird Esprit/Formula 5.7L V8 5733cc  NA (1971) 
• Pontiac Firebird Trans Am 6.6L V8 6555cc NA (1972, 1973, 1974)
• Pontiac Firebird Base 6.6L V8 6555cc NA (1974)
• Pontiac Firebird Base/Esprit/Formula 5.7L V8 5733cc  NA (1974, 1975, 1976, 1977)
• Pontiac Firebird Trans Am 5.7L V8 5733cc NA (1974, 1975)
• Pontiac Firebird Base/Formula/Trans Am 6.6L V8 NA (1975, 1976, 1977) 
• Pontiac Firebird Esprit 6.6L V8 NA (1976) 
• Pontiac Firebird Base/Esprit/Formula 5.7L V8 NA (1977)
• Pontiac Firebird Base/Esprit/Formula/Trans Am 4.9L V8 NA (1979)
• Pontiac Firebird Trans Am 5.0L V8 NA (1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987)
• Pontiac Firebird Formula 5.0L V8 NA (1980, 1981)
• Pontiac Firebird Base/Esprit 5.0L V8 NA (1980)
• Pontiac Firebird Base/S/E 5.0L V8  NA (1982, 1983, 1984, 1985, 1986)
• Pontiac Firebird Base 5.0L V8 NA (1987, 1988, 1989, 1990, 1991, 1992) 
• Pontiac Firebird Base 5.7L V8 NA (1987)
• Pontiac Firebird Trans Am 5.7L V8 NA (1987, 1988, 1989, 1990, 1991, 1992)
• Pontiac Firebird Trans Am 5.0L V8 NA (1987, 1988, 1989, 1990, 1991, 1992)
• Pontiac Firebird Formula/Trans Am GTA 5.0L V8 NA (1989, 1990, 1991, 1992)
• Pontiac Firebird Formula/Trans Am GTA 5.7L V8 NA (1989, 1990, 1991, 1992)

Specs & Features

• Holds up to 629 ft/lbs torque (32% Increase)
• Product Weight: 22.1 lbs
• 12 Month Warranty
• Input Shaft Diameter (Inches): 1-1/8
• Spline Count: 26

Product Description

The ACT Heavy Duty Clutch is designed to provide you with good feedback to allow better control and feel when shifting or launching your vehicle.  The factory stock clutch is soft and numb and doesn't have the capacity to hold increased power and torque.  The ACT Heavy Duty clutch offers a sportier feel and increases torque capacity up to a whopping 32%.  The ACT clutch disc has organic friction materials that can withstand increased heat and abuse and have strong steel backed linings for high burst strength.  ACT Heavy Duty clutches offer smooth engagement and improved durability.

ACT Heavy Duty Clutch Kit Features:

• Includes genuine ACT Pressure Plate
• Includes genuine ACT clutch disc
• Includes throw out bearing, pilot bearing, and alignment tool when necessary
• Offers smooth engagement and increased durability over stock clutches