Alright, let’s talk about the ACT MR1-HDSS Heavy Duty/Performance Street Sprung Kit. If you're looking to upgrade your clutch setup, this is a solid choice. It’s got ACT’s heavy-duty pressure plate, which is basically their most popular option for a reason. The design is smart—it uses a diaphragm that ramps up the clamp load while keeping deflection to a minimum. This means your clutch is going to last longer and perform better, especially under stress. Plus, they heat-treat these diaphragms through a four-stage process, which really amps up their durability.

Now, about the Performance Street disc. This thing is built with premium organic materials that have a high copper content. Why does that matter? Better heat transfer and stronger durability, that's why. The steel-backed lining gives it that extra toughness, so you can count on it when you're pushing your car a bit harder. They’ve also cut down on the marcel, which means quicker shifts—perfect for those who like to feel every gear change.

Install Instructions:

• For Instructions CLICK HERE

Features:

• Pedal effort is light to moderate, so you won’t feel like you’re wrestling with your car.
• Thanks to that clever diaphragm design, you get longer friction life.
• It’s made with premium materials that handle heat like a champ and reduce fade.
• This kit is recommended for both street and race use—versatile, right?
• Each unit is clamp load tested and computer balanced, so you know it’ll hold up at high RPMs.

Specifications:

• Clutch Master Cylinder Included: No
• Grease Included: Yes
• Grade Type: Performance
• Flywheel Included: No
• Pilot Bushing Included: No
• Pressure Plate Type: Heavy Duty
• Release Bearing Included: Yes
• Clutch Disc Diameter: 8.8 in (224 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: No
• Product Weight: 13.2 lbs
• Torque Capacity: 275 ft/lbs (that’s a 38% increase over OE!)

Products Fitment:

Mitsubishi Eclipse: 2006-2012

Mitsubishi Lancer: 2004-2006

If you're serious about your ride, this clutch kit is worth considering. It's built to take the heat and keep on delivering, whether you're cruising the streets or hitting the track.