{"product_id":"jenvey-honda-k20-ep3-curved-sf50-itb-kit","title":"Jenvey Honda K20 EP3 Curved - SF50 ITB Kit","description":"\u003cp\u003eThe \u003cb\u003eJenvey Honda K20 EP3 Curved - SF50 ITB Kit (CKHA11)\u003c\/b\u003e replaces the standard induction with four tapered SF throttle bodies with 50mm butterflies on a short 7-degree inlet manifold, giving K20 EP3 owners a sharper, stronger engine for road or track.\u003c\/p\u003e\n\u003cp\u003eDesigned and manufactured by Jenvey Dynamics in the UK, Jenvey's individual throttle body systems are prized for crisp throttle response, strong torque and the unmistakable induction sound. An aftermarket ECU is required.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBuilt \u0026amp; Balanced:\u003c\/b\u003e Supplied assembled and balanced by Jenvey, ready to fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eImproved Fuel Mixing:\u003c\/b\u003e Injectors sit further upstream, in the part-throttle turbulence of the butterfly, for better atomisation, torque and power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaximum Flow:\u003c\/b\u003e Profiled spindles minimise cross-sectional area at full throttle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFine Low-Speed Control:\u003c\/b\u003e A shallow 8° shut angle gives finer control at small throttle openings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eProven Durability:\u003c\/b\u003e Major components are rig tested to over 1 million cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUK Made:\u003c\/b\u003e Cast in Jenvey's own foundry and machined in the same UK factory; castings are lighter than fully CNC-machined parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModular System:\u003c\/b\u003e Bespoke throttle sizes and system lengths can be built to order.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBuild It Your Way:\u003c\/b\u003e Choose your throttle actuation and throttle position sensor above. The price updates as you choose.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShort inlet manifold with a 7-degree curve\u003c\/li\u003e\n\u003cli\u003eTapered SF throttle bodies, 51mm tapering to a 50mm butterfly\u003c\/li\u003e\n\u003cli\u003eTapered 90mm air horns\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eManufacturer\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eJenvey Dynamics (UK)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePart Number\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eCKHA11-KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFits\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda K20 EP3 engines, as originally fitted to the Civic Type R EP3, Integra, Accord and Acura models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eThrottle Bodies\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e4 x SF tapered, 51mm to 50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBore\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e51mm tapering to 50mm butterfly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eFuel Rail\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eAir Horns\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e4 x tapered, 90mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eManifold\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eShort 7-degree inlet manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eECU\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eAftermarket ECU required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003eWhat's In The Box?\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Short 7-degree inlet manifold\u003c\/li\u003e\n\u003cli\u003e4 x SF tapered throttle bodies (51mm to 50mm, 50mm butterfly)\u003c\/li\u003e\n\u003cli\u003e1 x Set of throttle levers\u003c\/li\u003e\n\u003cli\u003e1 x Fuel rail\u003c\/li\u003e\n\u003cli\u003e4 x Tapered 90mm air horns\u003c\/li\u003e\n\u003cli\u003ePlus any throttle actuation and throttle position sensor options you select above\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eComplete Your Kit:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThese Jenvey parts are sold separately and can be added to your basket from the links below.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jenvey-tps-loom-socket-tp1-tp8-tp11\"\u003eTPS2 loom socket for TP1\/TP8\/TP11 sensors\u003c\/a\u003e (£14.40)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jenvey-tps-loom-socket-dtm-4-pin-for-tp3\"\u003eTPS3 DTM loom socket for the Contactless sensor\u003c\/a\u003e (£21.60)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jenvey-3-0-bar-fuel-pressure-regulator\"\u003e3.0 bar fuel pressure regulator\u003c\/a\u003e (£110.40, fits the housing below)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jenvey-remote-fuel-pressure-regulator-housing-9-4mm\"\u003eRemote regulator housing with -6 JIC fittings\u003c\/a\u003e (£74.40)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/jenvey-idle-control-valve\"\u003eIdle control valve\u003c\/a\u003e (£106.80, for ECU idle control on road cars)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFURTHER OPTIONS AVAILABLE ON REQUEST:\u003c\/h4\u003e\n\u003cp\u003e(Please \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e to add any of the following)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTi Automotive Fuel Pump (+£159.60 inc VAT)\u003c\/li\u003e\n\u003cli\u003eFilter kit: 90mm filter with 50mm carbon backplate (+£393.60 inc VAT)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003ePlease note:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThis kit does not fit with the standard alternator or belt tensioner unit.\u003c\/li\u003e\n\u003cli\u003eStandard Honda injectors will not fit; Siemens 440cc short Minitimer injectors are recommended and available on request.\u003c\/li\u003e\n\u003cli\u003eA panel filter requires the ABF-KIT-MH11 50mm carbon backplate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eFrequently Asked Questions (FAQs):\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What does this kit fit?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e Honda K20 EP3 engines, as originally fitted to the Civic Type R EP3, Integra, Accord and Acura models. Please \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e if you'd like us to confirm fitment for your engine.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Do I need an aftermarket ECU?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e Yes. Individual throttle bodies need an aftermarket ECU that is mapped to suit the kit.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Which throttle actuation should I choose?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e Most customers choose a cable linkage: single for one throttle cable, double for a twin-cable setup. The electronic actuator is for drive-by-wire systems with a suitable ECU.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Which throttle position sensor should I choose?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e The Colvern CP17 is the standard sensor. The Contactless L\u0026amp;R sensor has no wearing parts, so it's ideal for motorsport. Remember to add the matching loom socket.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Are injectors and a fuel pump included?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e No, unless listed in What's In The Box. Add them from the Complete Your Kit list above.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Is this kit made to order?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e Yes. Jenvey builds kits to order, so please allow time for manufacture. Please \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e for current lead times.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Can I get a different bore size or specification?\u003c\/b\u003e\u003cbr\u003e\u003cb\u003eA:\u003c\/b\u003e Yes. Jenvey systems are modular and bespoke builds are possible. Please \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e and we'll confirm fitment and price.\u003c\/p\u003e\n","brand":"Jenvey","offers":[{"title":"Not required \/ Not required","offer_id":55901813539145,"sku":"CKHA11-KIT","price":1911.6,"currency_code":"GBP","in_stock":true},{"title":"Not required \/ Colvern CP17 +£103.20","offer_id":55901813571913,"sku":"CKHA11-KIT+TP1","price":2014.8,"currency_code":"GBP","in_stock":true},{"title":"Not required \/ Contactless - L\u0026R +£255.60","offer_id":55901813604681,"sku":"CKHA11-KIT+TP3-C","price":2167.2,"currency_code":"GBP","in_stock":true},{"title":"SF \u0026 ST Linkage Single +£178.80 \/ Not required","offer_id":55901813637449,"sku":"CKHA11-KIT+CLS2-SF-ST2","price":2090.4,"currency_code":"GBP","in_stock":true},{"title":"SF \u0026 ST Linkage Single +£178.80 \/ Colvern CP17 +£103.20","offer_id":55901813670217,"sku":"CKHA11-KIT+CLS2-SF-ST2+TP1","price":2193.6,"currency_code":"GBP","in_stock":true},{"title":"SF \u0026 ST Linkage Single +£178.80 \/ Contactless - L\u0026R +£255.60","offer_id":55901813702985,"sku":"CKHA11-KIT+CLS2-SF-ST2+TP3-C","price":2346.0,"currency_code":"GBP","in_stock":true},{"title":"SF \u0026 ST Body Linkage Double +£309.60 \/ Not required","offer_id":55901813735753,"sku":"CKHA11-KIT+CLD2-SF-ST2","price":2221.2,"currency_code":"GBP","in_stock":true},{"title":"SF \u0026 ST Body Linkage Double +£309.60 \/ Colvern CP17 +£103.20","offer_id":55901813768521,"sku":"CKHA11-KIT+CLD2-SF-ST2+TP1","price":2324.4,"currency_code":"GBP","in_stock":true},{"title":"SF \u0026 ST Body Linkage Double +£309.60 \/ Contactless - L\u0026R +£255.60","offer_id":55901813801289,"sku":"CKHA11-KIT+CLD2-SF-ST2+TP3-C","price":2476.8,"currency_code":"GBP","in_stock":true},{"title":"Electronic Actuator (SF) +£868.80 \/ Not required","offer_id":55901813834057,"sku":"CKHA11-KIT+ETA-SF","price":2780.4,"currency_code":"GBP","in_stock":true},{"title":"Electronic Actuator (SF) +£868.80 \/ Colvern CP17 +£103.20","offer_id":55901813866825,"sku":"CKHA11-KIT+ETA-SF+TP1","price":2883.6,"currency_code":"GBP","in_stock":true},{"title":"Electronic Actuator (SF) +£868.80 \/ Contactless - L\u0026R +£255.60","offer_id":55901813899593,"sku":"CKHA11-KIT+ETA-SF+TP3-C","price":3036.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/9463\/0729\/files\/ckha11_1.jpg?v=1794369179","url":"https:\/\/rrs-store.co.uk\/products\/jenvey-honda-k20-ep3-curved-sf50-itb-kit","provider":"Race Rally Supplies","version":"1.0","type":"link"}