If you’re looking to up your clutch game, the Advanced Clutch HD-M/Race Rigid 4 Pad Kit MB10-HDR4 is where it’s at. This kit features ACT’s go-to Heavy Duty pressure plate, which is designed with a unique diaphragm setup that really cranks up the clamp load. What does that mean for you? Less deflection and a longer clutch life. And trust me, you want that when you’re pushing your ride to the limit.

One of the standout features of this pressure plate is its four-stage heat-treating process. It’s not just for show; it really enhances performance and durability. The precision cover stampings add a level of rigidity that you can feel when you’re driving. Now, let’s talk about the 4-pad rigid race discs. These babies are crafted from high-quality ceramic friction materials that are built to handle the heat. The chrome-moly hub is heat-treated too, so you know it's tough.

What I love about this kit is how lightweight and rigid the design is. That means quicker shifts and a smoother experience overall. Just keep in mind that the engagement is on the harsher side, but that’s what gives you those fast shifts that racers crave. Plus, it's particularly suited for smaller disc sizes, making it perfect for those compact engines.

Now, onto the Monoloc—this is a direct upgrade from the standard two-piece wedge collar and wire ring you usually find in pull-type clutches. The spring tension on the segmented retaining ring has been meticulously calculated and tested, so it keeps everything aligned perfectly, no matter how you drive or modify your vehicle. And with its hardened chrome-moly steel construction, you’re looking at a component that’ll last.

Install Instructions:

• For Instructions CLICK HERE

Features:

• Light to moderate pedal effort with aggressive engagement—perfect for those hard shifts.
• Moderate friction life, thanks to ACT’s diaphragm design, which also extends the life of your release mechanism.
• Engineered for performance, using select ceramic materials that can handle high heat.
• Best suited for race use—if you’re serious about your speed, this is your clutch.
• Each unit is 100% clamp load tested and dynamically balanced for reliability at high RPMs, plus it comes with ACT's patented Monoloc.

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: 9.4 in (240 mm)
• Disc Material: Ceramic
• Input Spline Quantity: 23
• Input Shaft Diameter: 1 in
• Alignment Tool Included: Yes
• Disc Type: Solid
• Pressure Plate Bolts Included: Yes
• Clutch Slave Cylinder Included: No
• Flywheel Bolts Included: No
• Pilot Bearing Included: No
• Product Weight: 15.6 lbs
• Torque Capacity: 491 ft/lbs
• Torque Capacity Over OE: 0.76

Notes:

• Includes ACT Monoloc. Pressure plate bolts are included (M8-1.25 x 16mm).

Compatibility: This kit fits the Mitsubishi Eclipse models from 2000 to 2005. If you’re looking to enhance your setup, the MB10-HDR4 ACT HD-M/Race Rigid 4 Pad Kit is a solid choice.