{"product_id":"gsc-conical-valve-spring-kit-2023-nissan-z-2016-2024-infiniti-q50-q60-gsc5083-4-gmfjjn","title":"GSC Conical Valve Spring Kit | 2023+ Nissan Z \u0026 2016-2024 Infiniti Q50\/Q60 (GSC5083\/4)","description":"\u003cdiv id=\"newdescr\"\u003e\n\u003cdiv id=\"newdescrRC\"\u003e\n\u003ch2\u003e2023+ Nissan Z \u0026amp; 2016-2024 Infiniti Q50\/Q60 Conical Valve Spring Kit by GSC Power-Division\u003c\/h2\u003e\n\u003cp align=\"justify\"\u003eTrue conical valve springs are not a new concept and are industry proven to provide several key advantages over traditional spring designs. A major advantage of conical springs vs. traditional cylindrical or beehive springs is the damping and removal of valvetrain harmonics. Of the three designs, conical springs are the front runners in valvetrain harmonic stability. Utilizing a varying coil diameter as well as coil spacing, a conical spring acts as a natural harmonic damper in the transfer of valvetrain shock. This translates to less stress, less wear, and longer life of the included components. This level of protection is needed in today’s engines being pushed to their physical and mechanical limits by aftermarket modifications. Every GSC conical spring offers a super-finished surface treatment to go along with the patented, multi-step heat treatment process. The finished product is an extremely reliable, high-performance valve spring allowing users to push higher RPMs, use more aggressive cam profiles, and turn up higher boost pressures.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSetup: Conical\u003c\/li\u003e\n\u003cli\u003eCoil Bind (in): 0.786\u003c\/li\u003e\n\u003cli\u003eInstall Height (in): 1.297\u003c\/li\u003e\n\u003cli\u003eSeat Pressure (lbs): 91 (111 with high-pressure variant)\u003c\/li\u003e\n\u003cli\u003eOpen Pressure, 10.00mm lift: 221 @ 0.904\" (254lbs @ .864\" with high pressure variant)\u003c\/li\u003e\n\u003cli\u003eMaximum Valve Lift (in): 0.451 (.453 with high-pressure variant)\u003c\/li\u003e\n\u003cli\u003eMax RPM: 9,500 RPM (10,500 with high-pressure variant)\u003c\/li\u003e\n\u003cli\u003eMax boost: 40 psi (55psi with high-pressure variant)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"newdescrLC\"\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2023+ Nissan Z\u003c\/li\u003e\n\u003cli\u003e2016-2024 Infiniti Q50 VR30DETT\u003c\/li\u003e\n\u003cli\u003e2017-2022 Infiniti Q60 VR30DETT\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's In The Box?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e24 - Retainers\u003c\/li\u003e\n\u003cli\u003e24 - Valve Springs\u003c\/li\u003e\n\u003cli\u003e24 - Spring Seats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGSC's Standard Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"clear\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"GSC Power-Division","offers":[{"title":"Standard","offer_id":53103359983936,"sku":"GSC 5083","price":238.42,"currency_code":"USD","in_stock":true},{"title":"High Pressure","offer_id":53103360016704,"sku":"GSC 5084","price":238.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/1137\/7984\/files\/nsplq7xmu232_fbb5f5d5-cec8-4457-96a4-8d76de961a2e.jpg?v=1788539382","url":"https:\/\/maperformances.com\/products\/gsc-conical-valve-spring-kit-2023-nissan-z-2016-2024-infiniti-q50-q60-gsc5083-4-gmfjjn","provider":"Maperformance","version":"1.0","type":"link"}