{"title":"K20A Engine","description":"\u003cp\u003eThe \u003cstrong\u003eK20A engine\u003c\/strong\u003e is one of Honda’s most legendary performance motors, known for its high-revving design, reliability, and race-proven power. Originally found in Japanese-market Type R vehicles, the K20A has become a top choice for enthusiasts, engine swaps, and performance builds worldwide.\u003c\/p\u003e\n\u003cp\u003eWhether you’re researching specs or looking for a \u003cstrong\u003eK20A engine for sale\u003c\/strong\u003e, this page covers everything you need.\u003c\/p\u003e\n\u003ch2\u003eHonda K20A Engine Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHonda K20A engine\u003c\/strong\u003e is a 2.0L DOHC i-VTEC inline-4 from Honda’s K-series family. Designed for performance, it delivers strong naturally aspirated power with exceptional durability.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2.0L DOHC i-VTEC design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAluminum block \u0026amp; head\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh compression ratio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFactory performance tuning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent aftermarket support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis engine is widely used in \u003cstrong\u003eHonda Civic Type R\u003c\/strong\u003e, Integra Type R, and custom engine swap applications.\u003c\/p\u003e\n\u003ch2\u003eK20A Engine Horsepower\u003c\/h2\u003e\n\u003cp\u003eOne of the most searched questions is \u003cstrong\u003eK20A engine horsepower\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDepending on the variant:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandard K20A:\u003c\/strong\u003e ~215 HP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eK20A Type R:\u003c\/strong\u003e up to \u003cstrong\u003e220+ HP\u003c\/strong\u003e (factory-rated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe engine is known for its strong top-end power and ability to safely rev beyond 8,000 RPM.\u003c\/p\u003e\n\u003ch2\u003eK20A Type R Engine\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eK20A Type R engine\u003c\/strong\u003e is the most desirable version, built specifically for high-performance applications.\u003c\/p\u003e\n\u003ch3\u003eWhy the Type R K20A Is Special\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigher compression internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAggressive cam profiles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHand-finished cylinder head\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFactory performance ECU calibration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you’re looking for the \u003cstrong\u003ebest K20A engine\u003c\/strong\u003e, the Type R version is the top choice.\u003c\/p\u003e\n\u003ch2\u003eK20A Engine for Sale\u003c\/h2\u003e\n\u003cp\u003eWe offer \u003cstrong\u003eK20A engines for sale\u003c\/strong\u003e that are:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGenuine JDM imports\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow mileage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompression tested\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInspected before shipping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEach engine is professionally sourced from Japan and ready for installation.\u003c\/p\u003e\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHonda K20A engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eK20A Type R engine for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eK20A crate engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eK20A engine and transmission for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eK20A Crate Engine\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003eK20A crate engine\u003c\/strong\u003e is ideal if you want a complete, untouched factory motor. Our crate engines are:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eUnmodified\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOEM factory assembled\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for swaps or builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis option is popular for customers seeking long-term reliability and tuning flexibility.\u003c\/p\u003e\n\u003ch2\u003eK20A Engine and Transmission Packages\u003c\/h2\u003e\n\u003cp\u003eLooking for a complete setup? We offer \u003cstrong\u003eK20A engine and transmission\u003c\/strong\u003e packages, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMatching 6-speed manual transmissions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShifter and accessories (when available)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerified compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBuying the engine and transmission together saves time, money, and installation headaches.\u003c\/p\u003e\n\u003ch2\u003eK20A Engine Swap Applications\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eK20A engine swap\u003c\/strong\u003e is one of the most popular Honda performance upgrades.\u003c\/p\u003e\n\u003cp\u003eCommon swap platforms include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHonda Civic (EK, EG, FD)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAcura Integra\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom track builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLightweight race cars\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith massive aftermarket support, the K20A is one of the easiest performance engines to build and maintain.\u003c\/p\u003e\n\u003ch2\u003eHonda Civic K20A Engine\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHonda Civic K20A engine\u003c\/strong\u003e swap delivers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSignificant horsepower gains\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModern VTEC performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt’s a favorite for both street and track builds.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy From Us?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAuthentic JDM K20A engines only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow-mileage imports from Japan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompetitive pricing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWarranty options available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFast nationwide shipping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe help you choose the \u003cstrong\u003eright K20A engine the first time\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eFind Your K20A Engine Today\u003c\/h2\u003e\n\u003cp\u003eIf you’re searching for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eK20A engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHonda K20A engine for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eK20A Type R engine for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eK20A engine and transmission\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"jdm-k20a-honda-engine-2-0l-acura-rsx-base-02-04-dohc-civic-si-ep3-02-05-i-vtec","title":"2002-2005 Honda Civic Si EP3 JDM K20A Motor | 2.0L Inline-4 DOHC i-VTEC Engine K20A3","description":"\u003ctable data-path-to-node=\"8\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,1,0,0\"\u003e\u003cb data-path-to-node=\"8,1,0,0\" data-index-in-node=\"0\"\u003eEngine Code\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,1,1,0\"\u003eK20A (JDM i-VTEC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,2,0,0\"\u003e\u003cb data-path-to-node=\"8,2,0,0\" data-index-in-node=\"0\"\u003eDisplacement\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,2,1,0\"\u003e2.0 Liter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,3,0,0\"\u003e\u003cb data-path-to-node=\"8,3,0,0\" data-index-in-node=\"0\"\u003eConfiguration\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,3,1,0\"\u003eInline 4-Cylinder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,4,0,0\"\u003e\u003cb data-path-to-node=\"8,4,0,0\" data-index-in-node=\"0\"\u003eValve Train\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,4,1,0\"\u003eDOHC 16-Valve i-VTEC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,5,0,0\"\u003e\u003cb data-path-to-node=\"8,5,0,0\" data-index-in-node=\"0\"\u003eBlock Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,5,1,0\"\u003eAluminum Alloy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,6,0,0\"\u003e\u003cb data-path-to-node=\"8,6,0,0\" data-index-in-node=\"0\"\u003eHorsepower\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,6,1,0\"\u003eApprox. 160hp (Base)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,7,0,0\"\u003e\u003cb data-path-to-node=\"8,7,0,0\" data-index-in-node=\"0\"\u003eCompression Ratio\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,7,1,0\"\u003e9.8:1 to 11.5:1 (Depending on Trim)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"10\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp data-path-to-node=\"11\"\u003eThis engine serves as a direct or high-performance replacement for the following North American models:\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eHonda Civic Si (Hatchback):\u003c\/b\u003e 2002, 2003, 2004, 2005 (EP3 Chassis)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eAcura RSX (Base \u0026amp; Type-S):\u003c\/b\u003e 2002–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"14\"\u003eJDM to USDM Installation \u0026amp; Swap Guide\u003c\/h3\u003e\n\u003cp data-path-to-node=\"15\"\u003eTo ensure 100% compatibility and maintain your vehicle's drivability and emissions compliance, professional Honda technicians recommend the following \"External Swap\" steps:\u003c\/p\u003e\n\u003col start=\"1\" data-path-to-node=\"16\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,0,0\"\u003e\u003cb data-path-to-node=\"16,0,0\" data-index-in-node=\"0\"\u003eIntake \u0026amp; Exhaust Manifolds:\u003c\/b\u003e You \u003cb data-path-to-node=\"16,0,0\" data-index-in-node=\"32\"\u003emust\u003c\/b\u003e transfer your original \u003cb data-path-to-node=\"16,0,0\" data-index-in-node=\"60\"\u003eUSDM Intake Manifold and Exhaust Manifold\u003c\/b\u003e. JDM versions often have different vacuum port layouts and lack specific sensors required for North American OBDII compliance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,1,0\"\u003e\u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"0\"\u003eWiring Harness:\u003c\/b\u003e Always retain and use your original \u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"52\"\u003eUSDM Engine Wiring Harness\u003c\/b\u003e. JDM harnesses are configured for right-hand drive (RHD) and will not interface with your Civic’s chassis bulkheads or ECU location.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,2,0\"\u003e\u003cb data-path-to-node=\"16,2,0\" data-index-in-node=\"0\"\u003eEngine Sensors:\u003c\/b\u003e Transfer your original \u003cb data-path-to-node=\"16,2,0\" data-index-in-node=\"39\"\u003eUSDM Camshaft, Crankshaft, and VTEC Sensors\u003c\/b\u003e. Honda electronics are highly sensitive; using your original \"known-good\" sensors prevents intermittent signal issues or Check Engine Light codes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,3,0\"\u003e\u003cb data-path-to-node=\"16,3,0\" data-index-in-node=\"0\"\u003eCoolant Housing:\u003c\/b\u003e Utilize your original USDM water housing to ensure the coolant temperature sensors and hose locations match your factory cooling system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,4,0\"\u003e\u003cb data-path-to-node=\"16,4,0\" data-index-in-node=\"0\"\u003eCrank Pulley \u0026amp; Accessories:\u003c\/b\u003e Use your original alternator, A\/C compressor, and power steering pump to ensure perfect belt alignment and electrical connectivity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honda","offers":[{"title":"Default Title","offer_id":44265568829497,"sku":"1178","price":799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/0706\/8473\/files\/IMG_3662_40c7e6f4-57b2-4841-abfb-827742d01403.jpg?v=1775862826"},{"product_id":"acura-rsx-2-0l-jdm-k20a-engine-2002-2006-vtec-motor","title":"2002–2006 Acura RSX DC5 JDM K20A Motor | 2.0L Inline-4 DOHC i-VTEC Engine K20A3","description":"\u003ctable data-path-to-node=\"8\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,1,0,0\"\u003e\u003cb data-path-to-node=\"8,1,0,0\" data-index-in-node=\"0\"\u003eEngine Code\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,1,1,0\"\u003eK20A (JDM i-VTEC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,2,0,0\"\u003e\u003cb data-path-to-node=\"8,2,0,0\" data-index-in-node=\"0\"\u003eDisplacement\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,2,1,0\"\u003e2.0 Liter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,3,0,0\"\u003e\u003cb data-path-to-node=\"8,3,0,0\" data-index-in-node=\"0\"\u003eConfiguration\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,3,1,0\"\u003eInline 4-Cylinder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,4,0,0\"\u003e\u003cb data-path-to-node=\"8,4,0,0\" data-index-in-node=\"0\"\u003eValve Train\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,4,1,0\"\u003eDOHC 16-Valve i-VTEC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,5,0,0\"\u003e\u003cb data-path-to-node=\"8,5,0,0\" data-index-in-node=\"0\"\u003eBlock Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,5,1,0\"\u003eAluminum Alloy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,6,0,0\"\u003e\u003cb data-path-to-node=\"8,6,0,0\" data-index-in-node=\"0\"\u003eHorsepower\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,6,1,0\"\u003eApprox. 160hp\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,7,0,0\"\u003e\u003cb data-path-to-node=\"8,7,0,0\" data-index-in-node=\"0\"\u003eTorque\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"8,7,1,0\"\u003e141 - 152 lb-ft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"10\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp data-path-to-node=\"11\"\u003eThis engine serves as a direct or performance replacement for the following North American models:\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eAcura RSX (Base Model):\u003c\/b\u003e 2002, 2003, 2004, 2005, 2006 (Exact K20A3 replacement)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eHonda Civic Si (EP3):\u003c\/b\u003e 2002–2005\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eCompatibility Note:\u003c\/b\u003e This is a \u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"30\"\u003eK-Series\u003c\/b\u003e engine. If you are replacing a K20A3, the JDM K20A (Base) is a straightforward long-block swap.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"13\"\u003e\n\u003ch3 data-path-to-node=\"14\"\u003eJDM to USDM Installation \u0026amp; Swap Guide\u003c\/h3\u003e\n\u003cp data-path-to-node=\"15\"\u003eTo ensure 100% compatibility and maintain your Acura's electronics and emissions status, professional technicians recommend the following \"External Swap\" steps:\u003c\/p\u003e\n\u003col start=\"1\" data-path-to-node=\"16\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,0,0\"\u003e\u003cb data-path-to-node=\"16,0,0\" data-index-in-node=\"0\"\u003eIntake \u0026amp; Exhaust Manifolds:\u003c\/b\u003e You \u003cb data-path-to-node=\"16,0,0\" data-index-in-node=\"32\"\u003emust\u003c\/b\u003e transfer your original \u003cb data-path-to-node=\"16,0,0\" data-index-in-node=\"60\"\u003eUSDM Intake Manifold and Exhaust Manifold\u003c\/b\u003e. JDM versions often have different vacuum port layouts and lack specific sensors required for North American OBDII compliance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,1,0\"\u003e\u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"0\"\u003eWiring Harness:\u003c\/b\u003e Always retain and use your original \u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"52\"\u003eUSDM Engine Wiring Harness\u003c\/b\u003e. JDM harnesses are configured for right-hand drive (RHD) and will not interface with your RSX’s chassis or ECU location.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,2,0\"\u003e\u003cb data-path-to-node=\"16,2,0\" data-index-in-node=\"0\"\u003eEngine Sensors:\u003c\/b\u003e Transfer your original \u003cb data-path-to-node=\"16,2,0\" data-index-in-node=\"39\"\u003eUSDM Camshaft, Crankshaft, and VTEC Sensors\u003c\/b\u003e. Honda\/Acura electronics are highly sensitive; using your original \"known-good\" sensors prevents intermittent signal issues or Check Engine Light codes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,3,0\"\u003e\u003cb data-path-to-node=\"16,3,0\" data-index-in-node=\"0\"\u003eCoolant Housing:\u003c\/b\u003e Utilize your original USDM water housing to ensure the coolant temperature sensors and hose locations match your factory cooling system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,4,0\"\u003e\u003cb data-path-to-node=\"16,4,0\" data-index-in-node=\"0\"\u003eCrank Pulley \u0026amp; Accessories:\u003c\/b\u003e Use your original alternator, A\/C compressor, and power steering pump to ensure perfect belt alignment and electrical connectivity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honda","offers":[{"title":"Default Title","offer_id":44810387423289,"sku":null,"price":799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/0706\/8473\/files\/IMG_3662_59696aa2-3fa2-4849-9aa9-9576d57c7eea.jpg?v=1775923037"}],"url":"https:\/\/allstarjdm.com\/collections\/k20a-engine.oembed","provider":"All Star JDM","version":"1.0","type":"link"}