ACT’s new clutch kits for the ND Miata include a Heavy Duty pressure plate, a choice of disc, a Streetlite flywheel, a release bearing, a pilot bearing, and an alignment tool. The Heavy Duty pressure plate incorporates hardened diaphragm fingers for decreased wear and provides a 40% increase in clamp force over the stock unit.
The ACT Street clutch kits combine the Heavy Duty pressure plate with a performance organic street disc. The disc features premium organic friction materials able to withstand increased heat and abuse, steel-backed linings for highburst strength and modifications engineered for quicker shifting. The ACT Street clutch kit provides a moderate and consistent pedal feel, smooth engagement and significantly improved durability. These kits meet SFI Spec 1.1 and have increased torque capacity up to 312 ft.-lbs.
The ACT Race clutch kits combine the Heavy Duty pressure plate with a cerametallic Xtreme Race disc, which is available in 6- and 4-pad spring-centered and rigid-hub designs. These discs are highly durable while allowing for quick shifting. The Xtreme Race discs are for high-powered engines and recommended for track use only. The ACT Race clutch kits meet SFI Spec 1.1 and are rated to hold up to 399 ft.-lbs. of torque at the crank.
To view a PDF of the press release and specifications sheet, please click here.