{"title":"CYLINDER HEAD PACKAGES","description":"","products":[{"product_id":"cylinder-head-services-for-nissan-gtr-r35","title":"CYLINDER HEAD SERVICES FOR NISSAN GTR R35","description":"\u003cp\u003eAt Subzero Motorsports, we translate world-class engineering precision into every cylinder head we develop. Optimized for the VR38 platform and designed to withstand the extreme thermal loads of the GCC, our machining and assembly services prioritize structural integrity and perfect volumetric balance. Each process is a \"Desert-Validated\" step toward absolute performance reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eSERVICES THAT WE PROVIDE:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCNC Porting\u003c\/li\u003e\n\u003cli\u003eCC Chamber\u003c\/li\u003e\n\u003cli\u003eHigh jack bolt installation\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWater Jacket Reinforcement\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDecking\/CNC Facing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eValve Lapping\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eShim Setting\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpring height adjustment\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eO-Ring \/ Fire Ring Groove CNC Machining\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eValve Guide installation\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eValve Guide honing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInitial Inspection \u0026amp; Prep\/cleaning (chemical \/ ultrasonic)\/Crack testing \/Deck flatness\u003c\/li\u003e\n\u003cli\u003echeck\/Main bore inspection\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003evalve seat installation + Heat Cycle\/ Vacuum Testing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeat Cutting (multi-angle assumed)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAssembly\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nissan GTR R35 Performance Parts \u0026 Builds | Subzero Motorsports UAE","offers":[{"title":"Default Title","offer_id":48162246492395,"sku":null,"price":0.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0108\/1835\/files\/SUBZEROSERVICES.webp?v=1777977246"},{"product_id":"vr38-stage-1-cylinder-head-package-nissan-gt-r-r35-upgraded-valvetrain","title":"VR38 STAGE 1 CYLINDER HEAD PACKAGE | NISSAN GT-R R35 | UPGRADED VALVETRAIN","description":"\u003cp data-start=\"614\" data-end=\"797\"\u003eThe Subzero Motorsports VR38 Stage 1 Cylinder Head Package is engineered to deliver a balanced upgrade in airflow, durability, and valvetrain control for the Nissan GT-R R35 platform.\u003c\/p\u003e\n\u003cp data-start=\"799\" data-end=\"1015\"\u003eBuilt using a combination of genuine Nissan components and GSC Power-Division performance upgrades, this package addresses the critical limitations of the factory cylinder head when pushing beyond stock power levels.\u003c\/p\u003e\n\u003cp data-start=\"1017\" data-end=\"1262\"\u003eWith upgraded valve guides, high-pressure conical springs, titanium retainers this setup improves engine breathing, supports higher RPM operation, and ensures consistent valve control under increased boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"1264\" data-end=\"1437\"\u003eThis is the ideal entry-level head upgrade for customers looking to safely push their VR38DETT further while maintaining reliability for street and performance applications.\u003c\/p\u003e\n\u003cp data-start=\"1264\" data-end=\"1437\"\u003e\u003cstrong data-end=\"156\" data-start=\"132\"\u003eIncluded Components:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1802\" data-end=\"2086\"\u003e\n\u003cli data-start=\"1802\" data-end=\"1870\"\u003eGSC Power-Division Intake Valve Guides with Stopper (GSC3046-12)\u003c\/li\u003e\n\u003cli data-start=\"1871\" data-end=\"1940\"\u003eGSC Power-Division Exhaust Valve Guides with Stopper (GSC3045-12)\u003c\/li\u003e\n\u003cli data-start=\"1941\" data-end=\"1996\"\u003eGSC Power-Division Viton Valve Stem Seals (GSC1050)\u003c\/li\u003e\n\u003cli data-start=\"1997\" data-end=\"2086\"\u003eGSC Power-Division High Pressure Conical Spring Kit with Titanium Retainers (GSC5069)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-end=\"156\" data-start=\"132\"\u003eIncluded Services:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDecking\/CNC Facing\u003c\/li\u003e\n\u003cli\u003eValve Lapping\u003c\/li\u003e\n\u003cli\u003eShim Setting\u003c\/li\u003e\n\u003cli\u003eSpring height adjustment\u003c\/li\u003e\n\u003cli\u003eValve Guide installation\u003c\/li\u003e\n\u003cli\u003eValve Guide honing\u003c\/li\u003e\n\u003cli\u003eInitial Inspection \u0026amp; Prep\/cleaning (chemical \/ ultrasonic)\/Crack testing \/Deck\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeat Cutting (multi-angle assumed)\u003c\/li\u003e\n\u003cli\u003eAssembly\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nissan GTR R35 Performance Parts \u0026 Builds | Subzero Motorsports UAE","offers":[{"title":"Default Title","offer_id":48187013202155,"sku":null,"price":4903.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0108\/1835\/files\/Headpackages.jpg?v=1776955075"},{"product_id":"vr38-stage-2-cylinder-head-package-nissan-gt-r-r35-gsc-s2-camshafts-upgraded-valvetrain","title":"VR38 STAGE 2 CYLINDER HEAD PACKAGE | NISSAN GT-R R35 | GSC S2 CAMSHAFTS + UPGRADED VALVETRAIN","description":"\u003cp\u003eThe Subzero Motorsports VR38 Stage 2 Cylinder Head Package is built for customers pushing beyond basic upgrades and into serious performance territory.\u003c\/p\u003e\n\u003cp\u003eCentered around the GSC Power-Division S2 billet camshaft set, this package is engineered to significantly improve airflow, valve lift, and overall engine efficiency under high boost and elevated RPM conditions.\u003c\/p\u003e\n\u003cp\u003eTo support the increased demands, the cylinder head is equipped with upgraded valve guides, Viton valve stem seals, and a high-pressure conical spring kit with titanium retainers. This ensures precise valve control, reduced valve float, and long-term durability in high-performance applications.\u003c\/p\u003e\n\u003cp\u003eCombined with genuine Nissan intake and exhaust valves, this setup delivers the balance between reliability and aggressive performance required for high-horsepower street and race builds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"156\" data-start=\"132\"\u003eIncluded Components:\u003c\/strong\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1842\" data-end=\"1867\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1868\" data-end=\"2152\"\u003e\n\u003cli data-section-id=\"nby0bh\" data-start=\"1868\" data-end=\"1936\"\u003eGSC Power-Division Intake Valve Guides with Stopper (GSC3046-12)\u003c\/li\u003e\n\u003cli data-section-id=\"d3tdyc\" data-start=\"1937\" data-end=\"2006\"\u003eGSC Power-Division Exhaust Valve Guides with Stopper (GSC3045-12)\u003c\/li\u003e\n\u003cli data-section-id=\"11l5z5f\" data-start=\"2007\" data-end=\"2062\"\u003eGSC Power-Division Viton Valve Stem Seals (GSC1050)\u003c\/li\u003e\n\u003cli data-section-id=\"1bk3zc5\" data-start=\"2063\" data-end=\"2152\"\u003eGSC Power-Division High Pressure Conical Spring Kit with Titanium Retainers (GSC5069)\u003c\/li\u003e\n\u003cli data-section-id=\"1bk3zc5\" data-start=\"2063\" data-end=\"2152\"\u003eGSC Power-Division Billet S2 Camshaft Set (GSC7045S2)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-end=\"156\" data-start=\"132\"\u003eIncluded Services:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDecking\/CNC Facing\/Flatness check\/Main bore inspection\u003c\/li\u003e\n\u003cli\u003eValve Lapping\u003c\/li\u003e\n\u003cli\u003eShim Setting\u003c\/li\u003e\n\u003cli\u003eSpring height adjustment\u003c\/li\u003e\n\u003cli\u003eValve Guide installation\u003c\/li\u003e\n\u003cli\u003eValve Guide honing\u003c\/li\u003e\n\u003cli\u003eInitial Inspection \u0026amp; Prep\/cleaning (chemical \/ ultrasonic)\/Crack testing \/Deck\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeat Cutting (multi-angle assumed)\u003c\/li\u003e\n\u003cli\u003eAssembly\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nissan GTR R35 Performance Parts \u0026 Builds | Subzero Motorsports UAE","offers":[{"title":"Default Title","offer_id":48188989735147,"sku":null,"price":11303.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0108\/1835\/files\/HeadPackagesPix_bccbb41f-471b-44c9-b657-bca17d3f0254.png?v=1776952738"},{"product_id":"vr38-stage-3-cylinder-head-package-nissan-gt-r-r35-gsc-s3-camshafts-super-alloy-valves","title":"VR38 STAGE 3 CYLINDER HEAD PACKAGE | NISSAN GT-R R35 | GSC S3 CAMSHAFTS + SUPER ALLOY VALVES","description":"\u003cp data-end=\"888\" data-start=\"694\"\u003eThe Subzero Motorsports VR38 Stage 3 Cylinder Head Package is engineered for serious performance builds where airflow, durability, and valvetrain stability are critical under extreme conditions.\u003c\/p\u003e\n\u003cp data-end=\"1092\" data-start=\"890\"\u003eAt the core of this package is the GSC Power-Division S3 billet camshaft set, designed for aggressive lift and duration to maximize airflow and support large turbo setups operating at high boost levels.\u003c\/p\u003e\n\u003cp data-end=\"1407\" data-start=\"1094\"\u003eTo match this, the head is equipped with oversized +1mm Super Alloy intake and exhaust valves, significantly increasing flow capacity while maintaining strength under extreme heat and pressure. The upgraded 6.6mm stem exhaust configuration improves durability and reduces failure risk in high-stress environments.\u003c\/p\u003e\n\u003cp data-end=\"1617\" data-start=\"1409\"\u003eThe valvetrain is reinforced with GSC’s extreme pressure conical spring kit paired with titanium retainers, ensuring precise valve control at high RPM and eliminating valve float in demanding race conditions.\u003c\/p\u003e\n\u003cp data-end=\"1788\" data-start=\"1619\"\u003eFinished with SZM copper valve seats and jack bolts, this package is built for maximum sealing, heat transfer, and long-term reliability in high-horsepower applications.\u003c\/p\u003e\n\u003cp data-end=\"1920\" data-start=\"1790\"\u003eThis is not a mild upgrade — this is a \u003cstrong data-end=\"1868\" data-start=\"1829\"\u003erace-focused cylinder head solution\u003c\/strong\u003e for builds pushing the limits of the VR38 platform.\u003c\/p\u003e\n\u003cp data-end=\"1920\" data-start=\"1790\"\u003e\u003cstrong data-start=\"132\" data-end=\"156\"\u003eIncluded Components:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2360\" data-end=\"2653\"\u003e\n\u003cli data-section-id=\"nby0bh\" data-start=\"2360\" data-end=\"2428\"\u003eGSC Power-Division Intake Valve Guides with Stopper (GSC3046-12)\u003c\/li\u003e\n\u003cli data-section-id=\"5haqfp\" data-start=\"2429\" data-end=\"2510\"\u003eGSC Power-Division 6.6mm Exhaust Valve Guides with Depth Step (GSC3143.001-12)\u003c\/li\u003e\n\u003cli data-section-id=\"11l5z5f\" data-start=\"2511\" data-end=\"2566\"\u003eGSC Power-Division Viton Valve Stem Seals (GSC1050)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2567\" data-end=\"2653\"\u003eGSC Power-Division Extreme Pressure Conical Spring Kit with Ti Retainers (GSC5089)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2567\" data-end=\"2653\"\u003eGSC Power-Division +1mm Super Alloy Exhaust Valves (GSC2053-12)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2567\" data-end=\"2653\"\u003eGSC Power-Division +1mm Flat Face Intake Valves (GSC2058-12)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2567\" data-end=\"2653\"\u003eGSC Power-Division Billet S3 Camshaft Set (GSC7045S3)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2567\" data-end=\"2653\"\u003eSZM GT-R R35 Jack Bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-start=\"132\" data-end=\"156\"\u003eIncluded Services:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCNC Porting\u003c\/li\u003e\n\u003cli\u003eCC Chamber\u003c\/li\u003e\n\u003cli\u003eHigh jack bolt installation\u003c\/li\u003e\n\u003cli\u003eDecking\/CNC Facing\u003c\/li\u003e\n\u003cli\u003eValve Lapping\u003c\/li\u003e\n\u003cli\u003eShim Setting\u003c\/li\u003e\n\u003cli\u003eSpring height adjustment\u003c\/li\u003e\n\u003cli\u003eValve Guide installation\u003c\/li\u003e\n\u003cli\u003eValve Guide honing\u003c\/li\u003e\n\u003cli\u003eInitial Inspection \u0026amp; Prep\/cleaning (chemical \/ ultrasonic)\/Crack testing \/Deck\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeat Cutting (multi-angle assumed)\u003c\/li\u003e\n\u003cli\u003eAssembly\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nissan GTR R35 Performance Parts \u0026 Builds | Subzero Motorsports UAE","offers":[{"title":"Default Title","offer_id":48204347769067,"sku":null,"price":15929.96,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0108\/1835\/files\/HeadPackagesPix_30b208ca-2a8f-42a3-b7b4-d2e420967582.png?v=1776953844"},{"product_id":"vr38-stage-4-cylinder-head-package-nissan-gt-r-r35-gsc-s6-s4m-cams-beryllium-seats","title":"VR38 STAGE 4 CYLINDER HEAD PACKAGE | NISSAN GT-R R35 | GSC S6\/S4M CAMS + BERYLLIUM SEATS","description":"\u003cp\u003eThe Subzero Motorsports VR38 Stage 4 Cylinder Head Package represents the highest level of cylinder head development for the Nissan GT-R R35 platform.\u003c\/p\u003e\n\u003cp\u003eBuilt for extreme horsepower and high RPM applications, this package is centered around the GSC Power-Division S6\/S4M billet camshaft set—designed to deliver maximum lift, aggressive duration, and optimal airflow for large turbo and race-driven setups.\u003c\/p\u003e\n\u003cp\u003eAirflow is further enhanced with +1mm oversized Super Alloy intake and exhaust valves, increasing volumetric efficiency while maintaining structural integrity under extreme heat and cylinder pressures. The upgraded 6.6mm exhaust valve stem configuration improves durability and reduces stress-related failures in high-load environments.\u003c\/p\u003e\n\u003cp\u003eTo handle the demands of aggressive cam profiles and high boost, the valvetrain is equipped with GSC’s extreme pressure conical spring kit paired with titanium retainers, ensuring precise valve control and stability at very high RPM.\u003c\/p\u003e\n\u003cp\u003eWhat sets this package apart is the inclusion of SZM Beryllium valve seats, offering superior heat transfer, improved sealing, and unmatched durability in extreme conditions—making it the preferred choice for high-end race and record-breaking builds.\u003c\/p\u003e\n\u003cp\u003eThis is a no-compromise cylinder head solution, built for those pushing the absolute limits of the VR38DETT platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"156\" data-start=\"132\"\u003eIncluded Components:\u003c\/strong\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2427\" data-end=\"2450\"\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"2451\" data-end=\"2744\"\u003e\n\u003cli data-section-id=\"nby0bh\" data-start=\"2451\" data-end=\"2519\"\u003eGSC Power-Division Intake Valve Guides with Stopper (GSC3046-12)\u003c\/li\u003e\n\u003cli data-section-id=\"5haqfp\" data-start=\"2520\" data-end=\"2601\"\u003eGSC Power-Division 6.6mm Exhaust Valve Guides with Depth Step (SC3143.001-12)\u003c\/li\u003e\n\u003cli data-section-id=\"11l5z5f\" data-start=\"2602\" data-end=\"2657\"\u003eGSC Power-Division Viton Valve Stem Seals (GSC1050)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2658\" data-end=\"2744\"\u003eGSC Power-Division Extreme Pressure Conical Spring Kit with Ti Retainers (GSC5089)\u003c\/li\u003e\n\u003cli\u003eGSC Power-Division +1mm Flat Face Intake Valves (GSC2058-12)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2658\" data-end=\"2744\"\u003eGSC Power-Division +1mm Super Alloy Exhaust Valves (GSC2053-12)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2658\" data-end=\"2744\"\u003eGSC Power-Division Billet S6 or S4M Camshaft Set (GSC7045S6)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2658\" data-end=\"2744\"\u003eSZM Beryllium Valve Seats (Set of 24)\u003c\/li\u003e\n\u003cli data-section-id=\"1nxioqh\" data-start=\"2658\" data-end=\"2744\"\u003eSZM GT-R R35 Jack Bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-start=\"132\" data-end=\"156\"\u003eIncluded Services:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCNC Porting\u003c\/li\u003e\n\u003cli\u003eCC Chamber\u003c\/li\u003e\n\u003cli\u003eHigh jack bolt installation\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-sheets-root=\"1\"\u003eWater Jacket Reinforcement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eDecking\/CNC Facing\u003c\/li\u003e\n\u003cli\u003eValve Lapping\u003c\/li\u003e\n\u003cli\u003eShim Setting\u003c\/li\u003e\n\u003cli\u003eSpring height adjustment\u003c\/li\u003e\n\u003cli\u003eValve Guide installation\u003c\/li\u003e\n\u003cli\u003eValve Guide honing\u003c\/li\u003e\n\u003cli\u003eInitial Inspection \u0026amp; Prep\/cleaning (chemical \/ ultrasonic)\/Crack testing \/Deck\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-sheets-root=\"1\"\u003evalve seat installation + Heat Cycle\/ Vacuum Testing\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeat Cutting (multi-angle assumed)\u003c\/li\u003e\n\u003cli\u003eAssembly\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nissan GTR R35 Performance Parts \u0026 Builds | Subzero Motorsports UAE","offers":[{"title":"Default Title","offer_id":48204493816043,"sku":null,"price":21929.96,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0108\/1835\/files\/HeadPackagesPix_614eef55-c438-4d1c-8b44-be83045efc58.png?v=1776954035"}],"url":"https:\/\/www.subzeromotorsport.com\/ar\/collections\/head-packages.oembed","provider":"Nissan GTR R35 Performance Parts \u0026 Builds | Subzero Motorsports UAE","version":"1.0","type":"link"}