{"product_id":"act-zx2-hdss-heavy-duty-performance-street-sprung-clutch-kit-for-mazda-rx-7","title":"ACT ZX2-HDSS Heavy Duty Performance Street Sprung Clutch Kit for Mazda RX-7","description":"ZX2-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc. ACT Heavy Duty pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four-stage, heat-treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's Performance Street discs feature premium organic materials with high copper content for better heat transfer and steel-backed lining for greater burst strength and durability. These discs have reduced marcel for faster shift action to complement ACT pressure plates, with increased strength and reliability.\nHD\/Perf Street Sprung\nLight to moderate pedal effort, smooth positive engagement, OE to mild gear rattle; Longer friction life, extended by ACT's exclusive diaphragm design; Carefully engineered, precisely assembled, accurately balanced, with premium organic friction materials for heat tolerance and reduced fade; Recommended for street and race use; 100% clamp load tested and dynamically computer balanced for smooth high RPM reliability\n\u003cul\u003e\n  \u003cli\u003e\"Excellence in Performance\", backed by the best one-year warranty in the industry!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ACT ZX2-HDSS Heavy Duty Performance Street Sprung Clutch Kit combines a high-clamp-load pressure plate with a premium organic street disc for responsive, dependable clutch performance. Designed for street and race applications, this kit delivers smooth, positive engagement with light to moderate pedal effort while improving friction life, heat tolerance, and high-RPM reliability.\u003c\/p\u003e\u003cp\u003eACT Heavy Duty pressure plates feature an exclusive diaphragm design that increases clamp load, reduces deflection, and helps maximize clutch service life. Each diaphragm undergoes a four-stage heat-treating process, while precision cover stampings provide rigidity and consistent operation. The included Performance Street sprung disc uses high-copper-content organic friction material for improved heat transfer, steel-backed linings for added burst strength, and reduced marcel for faster shift action.\u003c\/p\u003e\u003cp\u003eThe ZX2-HDSS is carefully engineered, precisely assembled, accurately balanced, and 100% clamp-load tested. Its design supports smooth engagement with OE-like to mild gear rattle characteristics, making it a practical upgrade for performance-oriented street vehicles and moderate race use. The kit is engineered for select 1983–1985 Mazda RX-7 applications; verify the vehicle configuration and transmission compatibility before installation. ACT backs this performance clutch kit with its industry-leading one-year warranty.\u003c\/p\u003e\u003ch3\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: ACT\u003c\/li\u003e\n\u003cli\u003ePart Number: ZX2-HDSS\u003c\/li\u003e\n\u003cli\u003eClutch Type: Heavy Duty pressure plate with performance street sprung disc\u003c\/li\u003e\n\u003cli\u003eFriction Material: Premium organic lining with high copper content\u003c\/li\u003e\n\u003cli\u003eDisc Design: Sprung hub with reduced marcel for quick shift action\u003c\/li\u003e\n\u003cli\u003eApplication: Street and race use\u003c\/li\u003e\n\u003cli\u003ePerformance Characteristics: Light to moderate pedal effort with smooth, positive engagement\u003c\/li\u003e\n\u003cli\u003eTesting and Balance: 100% clamp-load tested and dynamically computer balanced\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eACT Heavy Duty pressure plate\u003c\/li\u003e\n\u003cli\u003eACT Performance Street sprung clutch disc\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeavy Duty Pressure Plate: ACT's exclusive diaphragm design increases clamp load, reduces deflection, and helps extend clutch life.\u003c\/li\u003e\n\u003cli\u003eHeat-Treated Diaphragm: A four-stage heat-treating process supports consistent performance and durability.\u003c\/li\u003e\n\u003cli\u003ePremium Organic Disc: High-copper-content friction material improves heat transfer and resistance to fade.\u003c\/li\u003e\n\u003cli\u003eFast, Smooth Engagement: Reduced marcel and a sprung hub provide positive engagement with light to moderate pedal effort and faster shift action.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n1983 Mazda RX-7 GS\u003cbr\u003e\n1983 Mazda RX-7 GSL\u003cbr\u003e\n1983 Mazda RX-7 Limited Edition\u003cbr\u003e\n1983 Mazda RX-7 S\u003cbr\u003e\n1984 Mazda RX-7 GS\u003cbr\u003e\n1984 Mazda RX-7 GSL\u003cbr\u003e\n1984 Mazda RX-7 GSL-SE\u003cbr\u003e\n1984 Mazda RX-7 S\u003cbr\u003e\n1985 Mazda RX-7 GS\u003cbr\u003e\n1985 Mazda RX-7 GSL\u003cbr\u003e\n1985 Mazda RX-7 GSL-SE\u003cbr\u003e\n1985 Mazda RX-7 S\u003cbr\u003e\n1986 Mazda RX-7 Base\u003cbr\u003e\n1986 Mazda RX-7 GXL\u003cbr\u003e\n1987 Mazda RX-7 Base\u003cbr\u003e\n1987 Mazda RX-7 Base 2+2\u003cbr\u003e\n1987 Mazda RX-7 GXL\u003cbr\u003e\n1987 Mazda RX-7 GXL 2+2\u003cbr\u003e\n1987 Mazda RX-7 LX\u003cbr\u003e\n1987 Mazda RX-7 LX 2+2\u003cbr\u003e\n1987 Mazda RX-7 Sport\u003cbr\u003e\n1988 Mazda RX-7 Convertible\u003cbr\u003e\n1988 Mazda RX-7 GTU\u003cbr\u003e\n1988 Mazda RX-7 GXL\u003cbr\u003e\n1988 Mazda RX-7 GXL 2+2\u003cbr\u003e\n1988 Mazda RX-7 SE\u003cbr\u003e\n1988 Mazda RX-7 SE 2+2\u003cbr\u003e\n1989 Mazda RX-7 Convertible\u003cbr\u003e\n1989 Mazda RX-7 GTU\u003cbr\u003e\n1989 Mazda RX-7 GTUs\u003cbr\u003e\n1989 Mazda RX-7 GXL\u003cbr\u003e\n1989 Mazda RX-7 GXL 2+2\u003cbr\u003e\n1990 Mazda RX-7 Convertible\u003cbr\u003e\n1990 Mazda RX-7 GTU\u003cbr\u003e\n1990 Mazda RX-7 GTUs\u003cbr\u003e\n1990 Mazda RX-7 GXL\u003cbr\u003e\n1990 Mazda RX-7 GXL 2+2\u003cbr\u003e\n1991 Mazda RX-7 Base\u003cbr\u003e\n1991 Mazda RX-7 Convertible\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"ACT","offers":[{"title":"Default Title","offer_id":67616163528956,"sku":"ZX2-HDSS","price":492.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/2090e6653fe42394000737b84c08a588L.jpg?v=1790819233","url":"https:\/\/diycustoms.store\/products\/act-zx2-hdss-heavy-duty-performance-street-sprung-clutch-kit-for-mazda-rx-7","provider":"diycustoms.store","version":"1.0","type":"link"}