Alright, gearheads, let’s talk about the ACT GM6-HDG6 Heavy Duty/Race Sprung 6 Pad Kit. If you’re looking to seriously up your clutch game, this is where you want to start. This isn’t just any clutch kit; it’s got ACT’s most popular Heavy Duty pressure plate, which means it’s built to handle some serious power and stress. The design of the diaphragm is pretty slick—it boosts clamp load, cuts down on deflection, and ultimately gives you a longer clutch life. They even heat-treat these diaphragms through a four-stage process, so you know it’s tough. Seriously, this thing is built to last.

The pressure plate itself is no joke. It’s precision-stamped to ensure you get that rigidity and consistency you need, especially when you’re pushing your car hard. Now, let’s talk about the 6-pad, spring-centered race disc. This bad boy is engineered to dampen torsional vibrations, which means it can take a beating without failing. The engagement might be a bit harsher than stock, but that just means your shifts are going to be quicker. If you’re running a larger clutch size, this disc is your best friend—it absorbs heat like a champ.

Install Instructions:

• For Instructions CLICK HERE

Features:

• Light to moderate pedal effort with aggressive engagement—perfect for those spirited drives.
• Moderate friction life, thanks to that clever diaphragm design ACT cooked up.
• Engineered with precision and balanced for smooth high RPMs; uses ceramic friction materials that can take the heat.
• Ideal for high horsepower street or race setups—this kit won’t let you down.
• Every kit is 100% clamp load tested and dynamically balanced, so you know it’s reliable.

Specifications:

• Clutch Master Cylinder Included: No
• Grease Included: Yes
• Grade Type: Performance
• Pilot Bushing Included: No
• Pressure Plate Type: Heavy Duty
• Release Bearing Included: Yes
• Clutch Disc Diameter: 11 in (280 mm)
• Disc Material: Ceramic
• Input Spline Quantity: 26
• Input Shaft Diameter: 1.125 in
• Alignment Tool Included: Yes
• Disc Type: Sprung Solid
• Pressure Plate Bolts Included: No
• Clutch Slave Cylinder Included: No
• Flywheel Bolts Included: No
• Pilot Bearing Included: Yes
• Product Weight: 30.1 lbs
• Torque Capacity: 908 ft/lbs
• Torque Capacity Over OE: 0.56

Fits These Classics:

• Buick Regal 1973-1977
• Chevrolet Bel Air 1971-1975
• Chevrolet Biscayne 1971-1975
• Chevrolet Camaro 1970-1981
• Chevrolet Chevelle 1964-1977
• Chevrolet Corvette 1970-1982
• Chevrolet Impala 1971-1976
• Oldsmobile Cutlass 1971-1973
• Pontiac Firebird 1970-1981
• Pontiac GTO 1971-1973

This kit is a solid choice if you're serious about performance. Just make sure you’re ready for that aggressive engagement—it's not for the faint of heart!