ACT Perf Street Sprung Discs are made from the highest quality materials, and guarantee to deliver superior functionality and durability. They feature premium organic material with increased friction and high copper content with steel backed linings for greater heat transfer and tolerance to reduce fade and increase clutch life. These products are available in several designs.

• Fitment begins in 01/1979
• Spline Size (Inches): 1-1/8
• Disc Type: Street Disc
• Spline Count: 21
• Product Weight (lbs.): 3.2
• Smooth engagement, quicker shifts, OE to mild gear rattle
• Premium organic composite friction blended for high heat tolerance, increased burst strength, faster recovery from overheating and less wear of mating surfaces
• Spring retainers feature heat-treated wraparound spring windows that provide support and reduce stress concentrations that are common causes for failure
• Recommended for street and race use
• Steel-backed linings for higher burst strength, reduced marcel for quicker shifts

3000603 is a performance street disc and the most popular disc purchased. It features premium organic materials with high copper content for better heat transfer. Performance street discs allow for quicker shifting and smooth engagement. These discs feature a reduced marcel for faster shift action to complement ACT pressure plates. ACT spring-centered assemblies use bushings and cone springs similar to factory clutch discs. This creates frictional dampening, which improves clutch life and reduces noise. Quiet operation with increased strength and reliability.

Since 1994, Advanced Clutch Technology has specialized in performance clutches and flywheels. All products are made from the highest quality materials and then necessarily tested to ensure they perform to the customers' expectations.