{"product_id":"1993-2001-nissan-altima-jdm-ka24de-motor-2-4l-inline-4-dohc-engine","title":"1993-2001 Nissan Altima JDM KA24DE Motor | 2.4L Inline-4 DOHC Engine","description":"\u003ch2 data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eEngine Specifications\u003c\/b\u003e\u003c\/h2\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\"\u003eEngine Code:\u003c\/b\u003e KA24DE (Altima \/ FWD Configuration)\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\"\u003eDisplacement:\u003c\/b\u003e 2.4 Liters (2,389 cc)\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\"\u003eConfiguration:\u003c\/b\u003e Inline 4-Cylinder\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\"\u003eValvetrain:\u003c\/b\u003e DOHC 16-Valve (Chain-Driven Timing)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eBlock\/Head Material:\u003c\/b\u003e Cast Iron Block \/ Aluminum Cylinder Head\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eHorsepower Output:\u003c\/b\u003e Approx. 150 hp @ 5,600 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eTorque Output:\u003c\/b\u003e Approx. 154 lb-ft @ 4,400 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-path-to-node=\"14\"\u003e\u003cb data-path-to-node=\"14\" data-index-in-node=\"0\"\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp data-path-to-node=\"15\"\u003eThis long block is configured as a direct replacement for North American front-wheel-drive configurations:\u003c\/p\u003e\n\u003cul 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\"\u003eNissan Altima:\u003c\/b\u003e 1993, 1994, 1995, 1996, 1997 (1st Generation - U13 Chassis)\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\"\u003eNissan Altima:\u003c\/b\u003e 1998, 1999, 2000, 2001 (2nd Generation - L30 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\"\u003eCRITICAL RWD COMPATIBILITY NOTE:\u003c\/b\u003e This engine is specifically pulled from a \u003cb data-path-to-node=\"16,2,0\" data-index-in-node=\"75\"\u003eFront-Wheel Drive (FWD)\u003c\/b\u003e vehicle platform. While the core block shares the KA24DE architecture with the rear-wheel-drive Nissan 240SX (S13\/S14) and Nissan Frontier, the engine block casting, engine mounts, intake manifold layout, and accessory bolt holes are entirely different. \u003cb data-path-to-node=\"16,2,0\" data-index-in-node=\"353\"\u003eThis unit will NOT drop into a Nissan 240SX or truck without extensive, advanced modifications.\u003c\/b\u003e It is sold primarily as an Altima replacement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-path-to-node=\"18\"\u003e\u003cb data-path-to-node=\"18\" data-index-in-node=\"0\"\u003eLong Block Installation Notes\u003c\/b\u003e\u003c\/h2\u003e\n\u003cblockquote data-path-to-node=\"19\"\u003e\n\u003cp data-path-to-node=\"19,0\"\u003e\u003cb data-path-to-node=\"19,0\" data-index-in-node=\"0\"\u003ePROFESSIONAL INSTALLATION WARNING:\u003c\/b\u003e This assembly is provided strictly as a \u003cb data-path-to-node=\"19,0\" data-index-in-node=\"75\"\u003eLong Block\u003c\/b\u003e (assembled cylinder head, engine block, oil pan, and internal moving components). To avoid check engine codes or immediate performance issues, ensure your mechanic follows these guidelines:\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003col start=\"1\" data-path-to-node=\"20\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,0,0\"\u003e\u003cb data-path-to-node=\"20,0,0\" data-index-in-node=\"0\"\u003eTransfer USDM External Accessories:\u003c\/b\u003e You \u003cb data-path-to-node=\"20,0,0\" data-index-in-node=\"40\"\u003eMUST\u003c\/b\u003e swap over your vehicle's original intake manifold plenum, fuel rail, injectors, exhaust manifold, alternator, power steering pumps, and A\/C compressor brackets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,1,0\"\u003e\u003cb data-path-to-node=\"20,1,0\" data-index-in-node=\"0\"\u003eReuse Your Original Wiring \u0026amp; Sensors:\u003c\/b\u003e JDM wiring harnesses are cut or configured for right-hand drive architectures. Discard the JDM harness and utilize your original USDM engine wiring loom. Additionally, transfer your original distributor, Crankshaft Position Sensor, and water temperature sensors to ensure plug-and-play compatibility with your factory ECU.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,2,0\"\u003e\u003cb data-path-to-node=\"20,2,0\" data-index-in-node=\"0\"\u003eInspect\/Replace the Water Pump:\u003c\/b\u003e Take advantage of the engine block being on an engine stand and install a brand-new water pump, a fresh thermostat, and a high-quality oil filter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,3,0\"\u003e\u003cb data-path-to-node=\"20,3,0\" data-index-in-node=\"0\"\u003eAddress Front and Rear Seals:\u003c\/b\u003e While the motor is accessible, replace the front crankshaft seal and rear main seal to protect your garage floor from future leaks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,4,0\"\u003e\u003cb data-path-to-node=\"20,4,0\" data-index-in-node=\"0\"\u003eFluid \u0026amp; Timing Protocols:\u003c\/b\u003e Refill the system with a premium \u003cb data-path-to-node=\"20,4,0\" data-index-in-node=\"59\"\u003e5W-30 or 10W-30 motor oil\u003c\/b\u003e and a fresh filter. The KA24DE utilizes a highly durable timing chain; ensure the tensioners are visually inspected for appropriate tension prior to completing the drop-in process.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Nissan","offers":[{"title":"Default Title","offer_id":45908144422969,"sku":null,"price":1099.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/0706\/8473\/files\/IMG_4634.jpg?v=1780503990","url":"https:\/\/allstarjdm.com\/products\/1993-2001-nissan-altima-jdm-ka24de-motor-2-4l-inline-4-dohc-engine","provider":"All Star JDM","version":"1.0","type":"link"}