ACT Advanced Clutch HD/Race Sprung 4 Pad Kit ZM1-HDG4

If you're looking to elevate your Mazda Miata's performance from 1990-1993, the ACT ZM1-HDG4 Heavy Duty Clutch Kit is a game changer. Designed for those who push their cars to the limit, this kit combines a robust pressure plate with a specially engineered 4-pad race disc, ensuring that your clutch can handle the demands of spirited driving and track days alike.

Key Features

• Light to moderate pedal effort with aggressive engagement for a responsive feel.
• Engineered for moderate friction life, extended by ACT's exclusive diaphragm design.
• Constructed with high-quality ceramic friction materials for exceptional heat tolerance and performance.
• Tested to ensure 100% clamp load and dynamically balanced for reliable high RPM operation.
• Ideal for high horsepower street or race applications.

Performance Specifications

• Clutch Disc Diameter: 7.9 in (200 mm)
• Disc Material: Ceramic
• Input Spline Quantity: 22
• Input Shaft Diameter: 0.9375 in
• Torque Capacity: 250 ft/lbs (0.86 over OE)
• Product Weight: 11.1 lbs
• Pressure Plate Type: Heavy Duty
• Release Bearing Included: Yes
• Pilot Bearing Included: Yes
• Grease Included: Yes
• Alignment Tool Included: Yes

Installation Notes

• Must be used with the factory flywheel for optimal performance.
• For detailed installation instructions, CLICK HERE.

Real-World Fitment

This clutch kit is specifically designed for the 1990-1993 Mazda Miata, making it a perfect choice for Miata owners who want to enhance their driving experience. Whether you're hitting the track or just enjoying a spirited drive on back roads, the ACT ZM1-HDG4 will provide the reliability and performance you need.

Customer Feedback

One Miata owner shared, "After installing the ACT ZM1-HDG4, I noticed a significant difference in how my car shifts. The engagement is definitely more aggressive, but it allows for quicker gear changes, which is exactly what I wanted for my weekend track days!"