{"product_id":"act-hc10-hdss-heavy-duty-performance-street-sprung-clutch-kit-for-2017-2018-honda-civic-si","title":"ACT HC10-HDSS Heavy Duty Performance Street Sprung Clutch Kit for 2017-2018 Honda Civic Si","description":"HC10-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 HC10-HDSS Heavy Duty Performance Street Sprung Clutch Kit is engineered for the 2017-2018 Honda Civic Si and combines ACT’s Heavy Duty pressure plate with a Performance Street sprung disc. Designed for street and race applications, this clutch kit delivers reliable power transfer, smooth positive engagement, and light to moderate pedal effort. It is an excellent upgrade for drivers seeking improved clutch durability and performance over the original equipment setup.\u003c\/p\u003e\u003cp\u003eThe ACT Heavy Duty pressure plate uses an exclusive diaphragm design to increase clamp load, reduce deflection, and help maximize clutch life. Each diaphragm undergoes a four-stage heat-treating process for consistent performance, while precision cover stampings improve rigidity and operating consistency. The pressure plate is 100% clamp-load tested and dynamically computer balanced to support smooth, reliable operation at high engine speeds.\u003c\/p\u003e\u003cp\u003eThe Performance Street sprung disc uses premium organic friction materials with high copper content to improve heat transfer and help reduce fade. Steel-backed linings provide greater burst strength and durability, while reduced marcel promotes faster shift action and complements the Heavy Duty pressure plate. This carefully engineered and accurately balanced kit provides extended friction life, dependable engagement, and OE to mild gear rattle characteristics. ACT backs the HC10-HDSS with a one-year warranty.\u003c\/p\u003e\u003ch3\u003eProduct Specifications and Technical Data\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: ACT\u003c\/li\u003e\n\u003cli\u003ePart Number: HC10-HDSS\u003c\/li\u003e\n\u003cli\u003eClutch Type: Heavy Duty pressure plate with Performance Street sprung disc\u003c\/li\u003e\n\u003cli\u003eDisc Material: Premium organic friction material with high copper content\u003c\/li\u003e\n\u003cli\u003eDisc Design: Sprung hub with reduced marcel\u003c\/li\u003e\n\u003cli\u003eApplication: Street and race use\u003c\/li\u003e\n\u003cli\u003eEngagement: Smooth, positive engagement with light to moderate pedal effort\u003c\/li\u003e\n\u003cli\u003eBalancing and Testing: 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\u003eFitment includes select 2017 and 2018 Honda Civic Si applications. Verify vehicle configuration and transmission details before ordering. This product is intended for automotive use and may carry a California Proposition 65 warning.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeavy Duty Diaphragm Design: Increases clamp load, reduces deflection, and helps maximize clutch life.\u003c\/li\u003e\n\u003cli\u003eFour-Stage Heat-Treated Diaphragm: Supports consistent pressure plate performance and long-term durability.\u003c\/li\u003e\n\u003cli\u003ePremium Organic Street Disc: High-copper friction material improves heat transfer and resistance to fade.\u003c\/li\u003e\n\u003cli\u003eSprung Disc with Reduced Marcel: Provides smooth engagement, faster shift action, and reliable street performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2017 Honda Civic EX-T\u003cbr\u003e\n2017 Honda Civic LX\u003cbr\u003e\n2017 Honda Civic Si\u003cbr\u003e\n2017 Honda Civic Sport\u003cbr\u003e\n2017 Honda Civic Sport Touring\u003cbr\u003e\n2018 Honda Accord Sport\u003cbr\u003e\n2018 Honda Civic EX\u003cbr\u003e\n2018 Honda Civic EX-L\u003cbr\u003e\n2018 Honda Civic EX-T\u003cbr\u003e\n2018 Honda Civic LX\u003cbr\u003e\n2018 Honda Civic Si\u003cbr\u003e\n2018 Honda Civic Sport\u003cbr\u003e\n2018 Honda Civic Touring\u003cbr\u003e\n2019 Honda Accord Sport\u003cbr\u003e\n2019 Honda Civic LX\u003cbr\u003e\n2019 Honda Civic Si\u003cbr\u003e\n2019 Honda Civic Sport\u003cbr\u003e\n2020 Honda Accord Sport\u003cbr\u003e\n2020 Honda Civic LX\u003cbr\u003e\n2020 Honda Civic Si\u003cbr\u003e\n2020 Honda Civic Sport\u003cbr\u003e\n2020 Honda Civic Sport Touring\u003cbr\u003e\n2021 Honda Civic Sport\u003cbr\u003e\n2021 Honda Civic Sport Touring\u003cbr\u003e\n2022 Honda Civic Si\u003cbr\u003e\n2022 Honda Civic Sport Touring\u003cbr\u003e\n2023 Acura Integra A-Spec\u003cbr\u003e\n2023 Honda Civic Si\u003cbr\u003e\n2023 Honda Civic Sport Touring\u003cbr\u003e\n2024 Acura Integra A-Spec\u003cbr\u003e\n2024 Honda Civic Si\u003cbr\u003e\n2024 Honda Civic Sport Touring\u003cbr\u003e\n2025 Acura Integra A-Spec\u003cbr\u003e\n2025 Honda Civic Si\u003cbr\u003e\n2026 Acura Integra A-Spec\u003cbr\u003e\n2026 Honda Civic Si\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":67614835802364,"sku":"HC10-HDSS","price":1242.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/9fddd5afed6fb2e1283cf5645a8e7d0cL.jpg?v=1790797195","url":"https:\/\/diycustoms.store\/products\/act-hc10-hdss-heavy-duty-performance-street-sprung-clutch-kit-for-2017-2018-honda-civic-si","provider":"diycustoms.store","version":"1.0","type":"link"}