{"title":"Valvetrain","description":"\u003cp\u003eDe \u003cstrong\u003eValvetrain\u003c\/strong\u003e collectie van H-Workz bevat alle componenten voor een geoptimaliseerde kleppenaandrijving in Honda K-Series motoren. Van camshafts en rocker arms tot ventielveertjes en retainers — alles voor maximale motorprestaties.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGeschikt voor K20A, K20Z, K24A en K24Z motoren\u003c\/li\u003e\n\u003cli\u003eCamshafts voor street, track en full race toepassingen\u003c\/li\u003e\n\u003cli\u003eVTEC Killer rocker arms, valve springs, retainers en meer\u003c\/li\u003e\n\u003cli\u003eMerken als PSI Racing, Ferrea, en Supertech\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"supertech-h1021d-super-combo-set-k20-k24","title":"Supertech K20\/K24 Dual Valve Spring \u0026 Valve Kit Combo – SPRK-H1021D","description":"\u003ch1\u003eSupertech K20\/K24 Dual Valve Spring \u0026amp; Valve Kit Combo – SPRK-H1021D\u003c\/h1\u003e\n\u003ch3\u003eSUPERTECH DUAL VALVE SPRING \u0026amp; (16) VALVE KIT COMBO SPRK-H1021D\u003c\/h3\u003e\n\u003cp\u003eSupertech racing valves are One Piece Forged for strength and reliability, followed by several steps of heat treatments, shot peened, CNC finished and hand polished to strict tolerances by Supertech making these valves the choice for the most demanding applications\u003c\/p\u003e\n\u003cp\u003e.\u003cbr\u003eSupertech Spring \/ Retainer Kits - - ACURA RSX S K20A2 L4 ; - HONDA S BASE F20C1 L4 ; - SPRK-H1021D Supertech Spring \/ Retainer kits are precision matched sets for a complete valve train overhaul. Developed for the performance enthusiast that wants the best the industry has to offer, Supertech Spring \/ Retainer kits are second to none in terms of performance, quality and value.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSold as a 16pc set (8 intake \/ 8 exhaust valves)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"dark-red\"\u003eSpecs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDual Valve Spring 92 psi @ 40.4mm lift\u003cbr\u003eComes with the standard Supertech Titanium retainers\u003cbr\u003eIncludes valve seats for upgrade to dual valve springs\u003cbr\u003eK-Series Engine \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"dark-red\"\u003eApplication:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eK-series Engines: \u003cbr\u003ek20a2, k24a2\u003c\/p\u003e\n\u003cp\u003eCars:\u003cbr\u003e2001-2005 Acura RSX Type-R, 2002-2006 Acura RSX Type-S, 2004-2006 Acura TSX, 2006-2010 Honda Civic Si\u003c\/p\u003e\n\u003cp\u003eBrand: Supertech\u003cbr\u003eSKU: SPRK-H1021D\u003cbr\u003eCondition: New\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e*Levertijd voor dit product is 5 werkdagen\u003c\/em\u003e\u003c\/p\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":59006941888837,"sku":"SPRK-H1021D","price":1350.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/supertechk20k24superset.webp?v=1787818419"},{"product_id":"k-series-combo-kit-drag-cartel-cams-and-supertech-spring-kit","title":"K-Series combo kit - DRAG CARTEL Cams and Supertech Spring kit","description":"\u003ch1\u003e\u003cb\u003eK-Series Camshaft \u0026amp; Supertech Valve Spring Combo\u003c\/b\u003e\u003c\/h1\u003e\n\u003cp\u003eAre you ready to safely unlock the \u003cb\u003efull potential\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eof your Honda K-series engine with a matched top-end performance package?\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-69\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-69\"\u003eDrag Cartel Cams and Supertech Spring Kit Special\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-69 citation-end-69\"\u003e\u003cspan\u003e \u003c\/span\u003eprovides the high-lift, high-duration power of professional racing cams combined with the necessary valvetrain stability to handle extreme RPMs.\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eDrag Cartel Camshaft Options\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eAll cams are made from \u003cb\u003eALL NEW 8620 Billet Material\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003efor superior strength and are available in four stages to match your build goals:\u003c\/p\u003e\n\u003cdiv class=\"horizontal-scroll-wrapper\"\u003e\n\u003cdiv class=\"table-block-component\"\u003e\n\u003cdiv class=\"table-block has-export-button\"\u003e\n\u003cdiv class=\"table-content not-end-of-paragraph\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003eCam Stage\u003c\/td\u003e\n\u003ctd\u003eIntake Lift \/ Duration @ 0.050\"\u003c\/td\u003e\n\u003ctd\u003eExhaust Lift \/ Duration @ 0.050\"\u003c\/td\u003e\n\u003ctd\u003eIdeal Use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003e2.2 ENDURANCE\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e13.5 mm \/ 0.250\"\u003c\/td\u003e\n\u003ctd\u003e12.2 mm \/ 0.246\"\u003c\/td\u003e\n\u003ctd\u003eSustained Track\/Endurance Racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003e003.2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e13.8 mm \/ 0.254\"\u003c\/td\u003e\n\u003ctd\u003e13.2 mm \/ 0.250\"\u003c\/td\u003e\n\u003ctd\u003eUltimate Street\/Mild Racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003e004\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e14.5 mm \/ 0.275\"\u003c\/td\u003e\n\u003ctd\u003e13.2 mm \/ 0.272\"\u003c\/td\u003e\n\u003ctd\u003eDedicated NA Racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003e004.5\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e14.5 mm \/ 0.276\"\u003c\/td\u003e\n\u003ctd\u003e13.7 mm \/ 0.274\"\u003c\/td\u003e\n\u003ctd\u003eExtreme NA Racing \/ Maximum Airflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eWhat is included in this K-Series Combo?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThis package is a comprehensive solution designed to replace your factory camshafts and valvetrain components for high-performance use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDrag Cartel Camshafts (Choice of Stage):\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eHigh-performance 8620 billet steel cams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSupertech Dual Valve Spring Kit (SPRK-H1021D):\u003c\/b\u003e\u003cspan class=\"citation-68\"\u003e\u003cspan\u003e \u003c\/span\u003eDual springs rated at\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-68\"\u003e92 psi @ 40.4mm lift\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan class=\"citation-68\"\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-68 citation-end-68\"\u003e\u003c\/span\u003e\u003cb\u003eSupertech Titanium Retainers:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eStandard inclusion for maximum strength and weight reduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eValve Seals \u0026amp; Keepers:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eNecessary components for upgrading to the dual valve spring system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eEngine Compatibility and Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThis combo is designed for popular high-performance K-Series engines commonly found in Honda and Acura vehicles.\u003c\/p\u003e\n\u003cdiv class=\"horizontal-scroll-wrapper\"\u003e\n\u003cdiv class=\"table-block-component\"\u003e\n\u003cdiv class=\"table-block has-export-button\"\u003e\n\u003cdiv class=\"table-content not-end-of-paragraph\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003eMake\u003c\/td\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eEngine Code\u003c\/td\u003e\n\u003ctd\u003eYears\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX Type S 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20A2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2002–2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX Type S 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20Z1\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2005–2006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eTSX 2.4\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK24A2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2004–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic Si 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20Z3\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2006–2011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFits Both K20 \u0026amp; K24 Engines up to 8th Generation Honda Civics\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cb\u003eIncompatibility Warning:\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eThis combo is NOT compatible with the following engines:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003eK24Z7 Block \/ Engines\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eK24W1 Block \/ Engines\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReady to select your stage and build your engine with confidence? Choose your Drag Cartel Cams and upgrade your K-series today!\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Drag Cartel","offers":[{"title":"2.2","offer_id":59007045435717,"sku":null,"price":1687.9,"currency_code":"EUR","in_stock":true},{"title":"3.2","offer_id":59007045468485,"sku":null,"price":1687.9,"currency_code":"EUR","in_stock":false},{"title":"4","offer_id":59007045501253,"sku":null,"price":1687.9,"currency_code":"EUR","in_stock":false},{"title":"4.5","offer_id":59007045534021,"sku":null,"price":1687.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/K-SeriesCamsSpecial-DRAGCARTELCamsandSupertechSpringkit.webp?v=1787820332"},{"product_id":"supertech-dual-valve-spring-retainer-combo-sprk-h1021d-k-serie","title":"SUPERTECH Dual Valve Spring \u0026 Retainer Combo – K-serie – SPRK-H1021D","description":"\u003ch1\u003eSUPERTECH DUAL VALVE SPRING \u0026amp; RETAINER COMBO SPRK-H1021D\u003c\/h1\u003e\n\u003cp\u003eSupertech Valve \/ Spring \/ Retainer kits are precision-matched sets for a complete valvetrain overhaul. Developed for the performance enthusiast that wants the best the industry has to offer, Supertech Valve \/ Spring \/ Retainer kits are second to none in terms of performance, quality and value. \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"dark-red\"\u003eSpecs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDual Valve Spring 92 psi @ 40.4mm lift\u003cbr\u003eComes with the standard Supertech Titanium retainers\u003cbr\u003eIncludes valve seats for upgrade to dual valve springs\u003cbr\u003eK-Series Engine\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"H-workz performance","offers":[{"title":"Utilize OEM No Thanks","offer_id":59009640071493,"sku":"SPRK-H1021D, KPR-5.5\/7A-ST, VS-H5.5IE-1","price":695.0,"currency_code":"EUR","in_stock":true},{"title":"Supertech Seals \u0026 Keepers","offer_id":59009640104261,"sku":"SPRK-H1021D, KPR-5.5\/7A-ST, VS-H5.5IE-2","price":799.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/supertechk20k24superset1.webp?v=1787818419"},{"product_id":"elite-single-lobe-vtec-killer-combo","title":"DC Elite Single Lobe VTEC Killer Combo – K-serie","description":"\u003ch1\u003e\u003cb\u003eELITE Single Lobe VTEC KILLER COMBO for K-Series\u003c\/b\u003e\u003c\/h1\u003e\n\u003cp\u003eAre you building an \u003cb\u003euncompromising, high-RPM race engine\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eand need to eliminate the factory VTEC system? The\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eELITE Single Lobe VTEC KILLER COMBO\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eis the ultimate top-end package, providing the specialized components necessary for maximum power, stability, and control in naturally aspirated or forced-induction racing K-series engines.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eWhat is the VTEC Killer Combo designed to achieve?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eThis integrated system permanently replaces the complex factory VTEC mechanism with a simpler, fixed single-lobe cam profile. This eliminates the oil pressure requirements and instability of the VTEC crossover, allowing for safer, sustained high-RPM operation and precise tuning for peak horsepower.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWhat is included in the Single Lobe Combo?\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThis package provides every specialized component required to convert your K-series head to a professional single-lobe racing setup.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eAdjustable Cam Gears:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eFor precise, repeatable cam timing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"citation-60\"\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-60\"\u003eElite Single Lobe VTEC Killer Rockers:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-60 citation-end-60\"\u003e\u003cspan\u003e \u003c\/span\u003eLightweight, high-performance billet roller rockers.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVTC and VTEC Solenoid Block Off Delete:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eRequired plates to delete the VTC and VTEC solenoid housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElite Pro Single Lobe K Killer Camshaft:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eYour choice of 001, 002, or 003 Tool Steel Single Lobe Cams.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eKey Component Features\u003c\/b\u003e\u003c\/h3\u003e\n\u003ch4\u003e\u003cb\u003eElite Single Lobe Roller Rocker\u003c\/b\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eConstructed from lightweight\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e7075 Aluminum\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eblanks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRoller:\u003c\/b\u003e\u003cspan class=\"citation-59\"\u003e\u003cspan\u003e \u003c\/span\u003eUtilizes a heat-treated\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-59\"\u003e52100 Bearing Steel\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-59 citation-end-59\"\u003e\u003cspan\u003e \u003c\/span\u003eneedless roller for reduced friction.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWeight:\u003c\/b\u003e\u003cspan class=\"citation-58\"\u003e\u003cspan\u003e \u003c\/span\u003eThe lightest K-Series rocker body on the market at only\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-58\"\u003e153 Grams\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-58 citation-end-58\"\u003e\u003cspan\u003e \u003c\/span\u003eper unit (fully assembled).\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePerformance:\u003c\/b\u003e\u003cspan class=\"citation-57\"\u003e\u003cspan\u003e \u003c\/span\u003eCapable of handling up to\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-57\"\u003e0.665\" lift at 11,000 RPM\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-57 citation-end-57\"\u003e\u003cspan\u003e \u003c\/span\u003ewith a 1-Piece flawless design that prevents twist or flex.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cb\u003eElite Pro Single Lobe Camshafts\u003c\/b\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"citation-56\"\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-56\"\u003eMaterial:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-56\"\u003e\u003cspan\u003e \u003c\/span\u003eMade from high-quality\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan class=\"citation-56\"\u003eTool Steel\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-56 citation-end-56\"\u003e\u003cspan\u003e \u003c\/span\u003e(Tool Steel) for superior durability and wear resistance.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eManufacturing:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eCNC ground on a state-of-the-art Landis Cam grinder for ultimate precision.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBenefit:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eDelivers the utmost\u003cspan\u003e \u003c\/span\u003e\u003cb\u003erigidity\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eat extended RPM ranges and drastically reduces possible valve float.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cb\u003eAdjustable Cam Gears\u003c\/b\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eMade with robust\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e8620 Billet Material\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWear Resistance:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eCarbonized to\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eAircraft Spec\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003efor maximum longevity under race conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eEngine Compatibility and Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis high-performance combo is compatible with many popular K-Series engines used in track and race builds.\u003c\/p\u003e\n\u003cdiv class=\"horizontal-scroll-wrapper\"\u003e\n\u003cdiv class=\"table-block-component\"\u003e\n\u003cdiv class=\"table-block has-export-button\"\u003e\n\u003cdiv class=\"table-content not-end-of-paragraph\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003eMake\u003c\/td\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eEngine Code\u003c\/td\u003e\n\u003ctd\u003eYears\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX Type S 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20A2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2002–2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX Type S 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20Z1\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2005–2006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eTSX 2.4\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK24A2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2004–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic Si 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20Z3\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2006–2011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFits Both K20 \u0026amp; K24 Engines up to 8th Generation Honda Civics\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003e\u003cstrong\u003e\u003cem\u003eIncompatibility Warning:\u003c\/em\u003e\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eThis combo is NOT compatible with the following engines:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003eK24Z7 Block \/ Engines\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eK24W1 Block \/ Engines\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eBuild the absolute best high-revving K-series engine with the ELITE VTEC KILLER COMBO today!\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eLevertijd 5 werkdagen, na order bevestiging.\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Drag Cartel","offers":[{"title":"001 N\/A K KILLER","offer_id":59011601989957,"sku":null,"price":2599.95,"currency_code":"EUR","in_stock":true},{"title":"002 N\/A K KILLER","offer_id":59011602022725,"sku":null,"price":2599.95,"currency_code":"EUR","in_stock":true},{"title":"003 N\/A K KILLER +$300","offer_id":59011602055493,"sku":null,"price":2899.95,"currency_code":"EUR","in_stock":true},{"title":"003T Turbo K KILLER","offer_id":59011602088261,"sku":null,"price":2599.95,"currency_code":"EUR","in_stock":true},{"title":"004T TURBO K KILLER","offer_id":59011602121029,"sku":null,"price":2599.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/ELITESingleLobeVTECKILLERCOMBO.webp?v=1787840109"},{"product_id":"dc-elite-rockers-single-lobe-vtec-killer-k-serie","title":"DC Elite Rockers Single Lobe VTEC Killer – K-serie – Honda Civic","description":"\u003ch1 class=\"text-left\"\u003eELITE Series Acura\/ Honda K20 \u0026amp; F20 Billet Roller Rocker Fitment\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"text-left\"\u003eSingle Lobe VTEC Killer 153 Grams Capable Up To .700 Lift @ 11,000 RPM\u003c\/div\u003e\n\u003cdiv class=\"text-left\"\u003e\n\u003cspan\u003eDC Elite Rockers Are Constructed From 7075-T6 Aluminum Blanks \u0026amp; Utilize a Heat Treated 52100 Bearing Steel Needle Roller. \u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"text-left\"\u003e\u003cspan face=\"Arial, Helvetica, sans-serif\"\u003eWe have Optimized Weight Reduction to Be the Lightest K Series Rocker Body on the Market Fully Assembled Coming In @ 153 Grams Per Unit. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"text-left\"\u003eIf You're Looking to Build the Absolute Best High Revving K Series Engine These Will Give You the Extra Edge Against the Competition with Their 1 Piece Flawless Design Not Allowing for Any Twist or Flex.\u003c\/div\u003e\n\u003cdiv class=\"text-left\"\u003e\n\u003ch3\u003e\u003cb\u003eEngine Compatibility and Fitment\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThis high-performance USA Made roller rocker VTEC killer  kit  is compatible with many popular K-Series engines used in track and race builds.\u003c\/p\u003e\n\u003cdiv class=\"horizontal-scroll-wrapper\"\u003e\n\u003cdiv class=\"table-block-component\"\u003e\n\u003cdiv class=\"table-block has-export-button\"\u003e\n\u003cdiv class=\"table-content not-end-of-paragraph\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003eMake\u003c\/td\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eEngine Code\u003c\/td\u003e\n\u003ctd\u003eYears\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX Type S 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20A2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2002–2004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRSX Type S 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20Z1\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2005–2006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eTSX 2.4\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK24A2\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2004–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda \u003c\/td\u003e\n\u003ctd\u003eS2000\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eF20C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000-2003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic Si 2.0\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003eK20Z3\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e2006–2011\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFits Both K20 \u0026amp; K24 Engines up to 8th Generation Honda Civics\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003e\u003cstrong\u003e\u003cem\u003eIncompatibility Warning:\u003c\/em\u003e\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eThis combo is NOT compatible with the following engines:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003eK24Z7 Block \/ Engines\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eK24W1 Block \/ Engines\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Drag Cartel","offers":[{"title":"Default Title","offer_id":59012387733829,"sku":"DC-RR-SINGLE","price":1150.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/DCEliteRockersSingleLobeVTECKiller6.webp?v=1787844325"},{"product_id":"supertech-k-series-valves-k20-k24-hivn-1020f","title":"Supertech K-Series Valves – K20 K24 – HIVN-1020F","description":"\u003ch1\u003eK-SERIES SUPERTECH VALVES\u003c\/h1\u003e\n\u003cp\u003eSupertech racing valves are One Piece Forged for strength and reliability, followed by several steps of heat treatments, shot peened, CNC finished and hand polished to strict tolerances by Supertech making these valves the choice for the most demanding applications.\u003c\/p\u003e\n\u003ch2\u003e\n\u003cbr\u003e\u003cstrong\u003eSold as a 16pc set (8 intake \/ 8 exhaust valves)\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp\u003eMerk: Supertech\u003cbr\u003eSKU: HIVN-1020F\u003cbr\u003eCompatibel met: K20, K24\u003cbr\u003eConditie: Nieuw\u003c\/p\u003e","brand":"Supertech","offers":[{"title":"Flat \/ Standard Intake 35MM \/ Standard Exhaust","offer_id":59037821468997,"sku":"HIVN-1020F-1","price":575.0,"currency_code":"EUR","in_stock":true},{"title":"Flat \/ Intake 35MM \/ Standard Exhaust","offer_id":59037821501765,"sku":"HIVN-1020F-2","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Flat \/ Intake 36MM \/ Standard Exhaust","offer_id":59037821534533,"sku":"HIVN-1020F-3","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Flat \/ Intake 36.5MM \/ Standard Exhaust","offer_id":59037821567301,"sku":"HIVN-1020F-4","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Flat \/ Intake 37MM \/ Standard Exhaust","offer_id":59037821600069,"sku":"HIVN-1020F-5","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Dished \/ Standard Intake 35MM \/ Standard Exhaust","offer_id":59037821632837,"sku":"HIVN-1020F-6","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Dished \/ Intake 35MM \/ Standard Exhaust","offer_id":59037821665605,"sku":"HIVN-1020F-7","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Dished \/ Intake 36MM \/ Standard Exhaust","offer_id":59037821698373,"sku":"HIVN-1020F-8","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Dished \/ Intake 36.5MM \/ Standard Exhaust","offer_id":59037821731141,"sku":"HIVN-1020F-9","price":575.0,"currency_code":"EUR","in_stock":false},{"title":"Dished \/ Intake 37MM \/ Standard Exhaust","offer_id":59037821763909,"sku":"HIVN-1020F-10","price":575.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/K-SERIESSUPERTECHVALVES.webp?v=1788015788"},{"product_id":"k-series-supertech-intake-exhaust-bronze-valve-guides-gde-hk55-i-gde-hk55-e","title":"K-Series Supertech Intake \u0026 Exhaust Bronze Valve Guides – GDE-HK55-I \u0026 GDE-HK55-E","description":"\u003ch1\u003eK-SERIES SUPERTECH INTAKE \u0026amp; EXHAUST BRONZE VALVE GUIDES\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eSet Includes: \u003cbr\u003e16 Valve Guides Total (8 Intake Valve Guides \u0026amp; 8 Exhaust Valve Guides)\u003cbr\u003e\u003cbr\u003eMaterial: Manganese Bronze\u003cbr\u003e\u003cbr\u003ePosition:\u003cbr\u003eIntake Length: 42mm OD: 11.07mm Stem: 5.5mm\u003cbr\u003eExhaust Length: 46.7mm OD: 11.07mm Stem: 5.5mm\u003cbr\u003e\u003cbr\u003eSupertech Valve Guides are precision-machined from high quality Magnesium Bronze material. These guides in combination with low friction nitrated valves provide the best solution for performance and durability.\u003c\/p\u003e\n\u003cp\u003eSupertech bronzen klepgeleiders voor Honda K-serie motoren. Verkrijgbaar als Intake (GDE-HK55-I) en Exhaust (GDE-HK55-E) uitvoering. Vervaardigd uit hoogwaardig brons voor maximale duurzaamheid en warmteafvoer onder race-omstandigheden.\u003c\/p\u003e\n\u003cp\u003eMerk: Supertech\u003cbr\u003eSKU Intake: GDE-HK55-I\u003cbr\u003eSKU Exhaust: GDE-HK55-E\u003cbr\u003eCompatibel met: K20, K24\u003cbr\u003eConditie: Nieuw\u003c\/p\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":59037934125381,"sku":"GDE-HK55-I","price":285.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/K-SERIESSUPERTECHINTAKE_EXHAUSTBRONZEVALVEGUIDES.webp?v=1788018741"},{"product_id":"psi-race-only-single-spring-retainer-combo-132lbs-dc-psi-132","title":"PSI Race Only Single Spring \u0026 Retainer Combo 132LBS – DC-PSI-132","description":"\u003ch1\u003ePSI Race Only Single Spring \u0026amp; Retainer Combo: 132LBS\u003c\/h1\u003e\n\u003cp\u003eThe Drag Cartel PSI Race Only Single Spring \u0026amp; Retainer Combo is engineered for high-revving K-Series engines demanding absolute reliability. Rated at 132LBS seat pressure, this kit delivers precise valve control and consistent performance under the most extreme race conditions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePSI Pro Stock Motorcycle spring\u003c\/h2\u003e\n\u003cp\u003ewith Max Life Treatment and our own custom seat and retainer. This is a lightweight package with plenty of room to run large camshafts beyond .650 lift. 132lbs on the seat, 320lbs @ .600. Package comes with springs, spring seats, and titanium retainers. These have been proven year after year and have a VERY long service life, 20 times that of the cheaper alternatives on the market. Excellent protection against floating valves in the event of a missed gear. Max RPM 11,000+ \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"dark-red\"\u003eSpecs:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSingle Valve Spring 132 psi Installed Seat Pressure \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e16 Single Outer Springs \u003c\/li\u003e\n\u003cli\u003e16 Seat Steel Bases\u003c\/li\u003e\n\u003cli\u003e16 Titanium Retainers \u0026amp; Ferrea Keepers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRace-only single spring design\u003c\/li\u003e\n\u003cli\u003e132LBS seat pressure rating\u003c\/li\u003e\n\u003cli\u003eIncludes matching retainer\u003c\/li\u003e\n\u003cli\u003eDesigned for Honda K20 \/ K24 engines\u003c\/li\u003e\n\u003cli\u003eCNC machined to strict tolerances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrand: Drag Cartel\u003cbr\u003eSKU: DC-PSI-132\u003cbr\u003eCompatible with: K20, K24\u003cbr\u003eCondition: New\u003c\/p\u003e","brand":"Drag Cartel","offers":[{"title":"Default Title","offer_id":59037945495877,"sku":"DC-PSI-132","price":997.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/PSIRaceOnlySingleSpring_RetainerCombo132LBS_DC-PSI-132.webp?v=1788019170"},{"product_id":"ferrea-premium-race-dual-n-a-spring-retainer-combo-100lbs-kt4004","title":"Ferrea Premium Race Dual N\/A Spring \u0026 Retainer Combo 100LBS – KT4004","description":"\u003ch1\u003eFerrea Premium Race Dual N\/A Spring \u0026amp; Retainer Combo: 100LBS\u003c\/h1\u003e\u003cp\u003eThe Ferrea Premium Race Dual N\/A Spring \u0026amp; Retainer Combo is built for naturally aspirated K-Series engines that demand exceptional valve control at high RPM. With a 100LBS seat pressure rating, this dual spring kit provides superior stability and reliability during intense race conditions.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePremium dual spring design for N\/A applications\u003c\/li\u003e\n\u003cli\u003e100LBS seat pressure rating\u003c\/li\u003e\n\u003cli\u003eIncludes matching retainer\u003c\/li\u003e\n\u003cli\u003eCompatible with Honda K20 \/ K24 engines\u003c\/li\u003e\n\u003cli\u003ePrecision manufactured to race tolerances\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBrand: Ferrea\u003cbr\u003eSKU: KT4004\u003cbr\u003eCompatible with: K20, K24\u003cbr\u003eCondition: New\u003c\/p\u003e","brand":"Ferrea","offers":[{"title":"Default Title","offer_id":59037960274245,"sku":"KT4004","price":1095.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1084\/5752\/5573\/files\/springs-110psi_1349x_f2c70798-99f1-4ce5-8ab1-44b3fedef295.webp?v=1788019475"},{"product_id":"ferrea-premium-race-dual-turbo-spring-retainer-combo-140lbs-kt-4035","title":"Ferrea Premium Race Dual Turbo Spring \u0026 Retainer Combo 140LBS – KT-4035","description":"\u003ch1\u003eFerrea Premium Race Dual Turbo Spring \u0026amp; Retainer Combo: 140LBS\u003c\/h1\u003e\u003cp\u003eThe Ferrea Premium Race Dual Turbo Spring \u0026amp; Retainer Combo is engineered for forced induction K-Series builds pushing the limits. 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