{"product_id":"2000-2005-subaru-legacy-jdm-ej25-2-5l-flat-four-h4-sohc-non-avcs-engine-ej251","title":"2000-2005 Subaru Legacy JDM EJ25 | 2.5L H4 SOHC Non-AVCS Engine EJ251","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\"\u003eEJ25 \/ EJ251 (JDM Version)\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\"\u003e2.5 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\"\u003eHorizontally Opposed (Flat-Four)\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\"\u003eSOHC 16-Valve (Non-AVCS)\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. 165 hp @ 5600 RPM\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\"\u003e166 lb-ft @ 4000 RPM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"10\"\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp data-path-to-node=\"11\"\u003eThis engine is a direct long-block 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\"\u003eSubaru Legacy (non-Turbo):\u003c\/b\u003e 2000, 2001, 2002, 2003, 2004, 2005\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\"\u003eSubaru Outback (non-Turbo):\u003c\/b\u003e 2000, 2001, 2002, 2003, 2004, 2005\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\"\u003eChassis Cross-Compatibility:\u003c\/b\u003e Also serves as a high-quality donor for 2000–2005 Subaru Forester, Impreza, and Baja (SOHC Models).\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\"\u003eNon-AVCS\u003c\/b\u003e (Active Valve Control System) engine. It is not compatible with the 3.0L H6 models or the 2006+ EJ253 i-Active Valve Lift models without modification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"13\"\u003e\n\u003ch2 data-path-to-node=\"14\"\u003eJDM to USDM Installation \u0026amp; Swap Guide\u003c\/h2\u003e\n\u003cp data-path-to-node=\"15\"\u003eTo ensure 100% compatibility and a \"first-turn\" start in your USDM Legacy, professional Subaru 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=\"16,1,0\"\u003e\u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"0\"\u003eIntake Manifold:\u003c\/b\u003e You \u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"21\"\u003emust\u003c\/b\u003e transfer your original \u003cb data-path-to-node=\"16,1,0\" data-index-in-node=\"49\"\u003eUSDM Intake Manifold\u003c\/b\u003e. JDM versions often have different vacuum routing and EGR (Exhaust Gas Recirculation) configurations that will trigger a Check Engine Light (CEL) in North American chassis.\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 PCV Valve, Camshaft and Crankshaft Sensors\u003c\/b\u003e to the JDM block.\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\"\u003eWiring Harness:\u003c\/b\u003e Always retain and use your original \u003cb data-path-to-node=\"16,3,0\" data-index-in-node=\"52\"\u003eUSDM Engine Wiring Harness\u003c\/b\u003e. JDM harnesses are configured for right-hand drive and will not interface with your chassis bulkheads.\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\"\u003eExhaust Manifolds:\u003c\/b\u003e Swap your original \u003cb data-path-to-node=\"16,4,0\" data-index-in-node=\"38\"\u003eUSDM Exhaust Manifolds\u003c\/b\u003e. JDM versions may lack specific oxygen sensor bungs required for North American emissions compliance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"16,5,0\"\u003e\u003cb data-path-to-node=\"16,5,0\" data-index-in-node=\"0\"\u003eOil Pan:\u003c\/b\u003e Inspect the JDM oil pan; if your Legacy has a specific exhaust header shape or ground clearance requirement, you may need to swap your original pan and pickup tube.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Subaru","offers":[{"title":"Default Title","offer_id":45643421286457,"sku":null,"price":1549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/0706\/8473\/files\/IMG_0055-Copy.jpg?v=1774653100","url":"https:\/\/allstarjdm.com\/products\/2000-2005-subaru-legacy-jdm-ej25-2-5l-flat-four-h4-sohc-non-avcs-engine-ej251","provider":"All Star JDM","version":"1.0","type":"link"}