Alright, let’s talk about the ACT HD/Perf Street Sprung Kit HC4-HDSS. If you're looking to beef up your clutch game, this is where you want to start. This kit packs ACT's most popular heavy-duty pressure plate and a street disc that’s proven itself time and again. What sets this pressure plate apart is its unique diaphragm design. It cranks up the clamp load, cuts down on deflection, and helps your clutch last longer. Seriously, they put these diaphragms through a four-stage heat-treating process, and it shows in the performance.

The pressure plate’s got precision cover stampings that add some serious rigidity. You want reliability, especially if you’re pushing your car a bit harder—this setup delivers. Now, about that Performance Street disc: it's made with high copper content organic materials that help with heat transfer, plus it’s got a steel-backed lining that boosts durability. With reduced marcel, you’ll notice quicker shifts, which is a game-changer when you’re on the go.

Install Instructions:

• For Instructions CLICK HERE

Features:

• Light to moderate pedal effort—feels nice and smooth with solid engagement.
• Longer friction life thanks to that smart diaphragm design.
• Engineered for both street and race use; you can trust it for daily driving or track days.
• Each unit is 100% clamp load tested and dynamically balanced, so you get smooth operation even at high RPMs.

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: 8.3 in (212 mm)
• Disc Material: Organic
• Input Spline Quantity: 20
• Input Shaft Diameter: 0.875 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: 10.4 lbs
• Torque Capacity: 235 ft/lbs (that’s a solid upgrade over OE)

Products Fitment:

• Honda Civic 1989-1991
• Honda CR-X 1989-1991

This kit is a solid choice if you're looking to improve your clutch setup without going overboard. It’s got the durability and performance to keep you going, whether you’re on the street or hitting the track. Trust me, you won’t regret it.