{"product_id":"70z-iv-long-block-diesel-crate-engine-choate-performance-copy","title":"Kawasaki 70ZV Wheel Loader Long Block Diesel Crate Engine Choate Performance","description":"\u003ch2\u003e\u003cstrong\u003eKawasaki 70ZV Wheel Loader Long Block Engine\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"citation-19\"\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"4\"\u003e\u003cspan class=\"citation-19\"\u003eQSB5.9 Cummins platform\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-19 citation-end-19\"\u003e is the high-performance heart of the Kawasaki 70ZV.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-18 citation-end-18\"\u003eUtilizing a 24-valve cylinder head and advanced electronic controls, this engine is designed to provide the rapid throttle response and heavy-lifting power required for high-cycle wheel loader applications.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Our remanufactured long block is engineered to exceed OEM standards, ensuring your machine stays out of the shop and on the job site.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eKey Features and Fixes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\" id=\"p-rc_93f64ec50d96a4e0-20\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-17\"\u003eVibration Mitigation:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-17 citation-end-17\"\u003e A fully balanced rotating assembly ensures your loader operates with maximum smoothness.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e By eliminating internal harmonics, we protect your hydraulic pump drives, transmission, and operator comfort from the parasitic vibrations that lead to premature wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eEnhanced Valve Integrity:\u003c\/b\u003e Features all-new, upgraded exhaust valves designed for the high-thermal loads of Tier-series engines. \u003cspan class=\"citation-16 citation-end-16\"\u003eThis prevents the valve-head separation common in high-hour industrial engines, protecting your investment from catastrophic failure.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-16 citation-end-16\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eIndustrial Cooling Security:\u003c\/b\u003e We install billet freeze plugs to eliminate the \"rot-out\" and pressure leaks associated with standard stamped steel plugs. This ensures your cooling system remains reliable even under the extreme pressures of heavy material handling.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-16 citation-end-16\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eBlueprint Precision:\u003c\/b\u003e Rather than a simple rebuild, our QSB5.9 engines undergo full CNC blueprinting to correct factory casting inconsistencies, providing a more durable and efficient foundation than a standard factory exchange.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eMachining Process:\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"citation-15\"\u003eAt \u003c\/span\u003e\u003cspan class=\"citation-15\"\u003eChoate Engineering Performance\u003c\/span\u003e\u003cspan class=\"citation-15 citation-end-15\"\u003e, we remanufacture the QSB5.9 to surpass original factory specifications.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e Our process utilizes rigorous CNC blueprinting to ensure the extreme reliability required for heavy-duty earthmoving.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eEngine Block Machining:\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eEach of our engine blocks are CNC blueprint machined using state-of-the-art CNC machines. This process ensures perfect dimensions, precise tolerances, and optimal alignment. This starts with decking the surface of the block to achieve the necessary flatness and smoothness (Ra 30 or better) required for flawless sealing with MLS head gaskets. The cylinders are then diamond honed to an extremely tight tolerance to match the piston diameter (within the nearest 0.0001 inch). Following honing, the main bearing bores are line honed to establish a true, straight centerline for the crankshaft. Finally, the cylinder bores are bored to a true 90 degree angle from the crankshaft centerline.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eCylinder Head Machining:\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eOur cylinder heads are fully machined and enhanced in-house to improve airflow and reliability. Each head is first magnafluxed and pressure tested to ensure they are free of any cracks or leaks. The surface is then precision decked to an extremely smooth finish, guaranteeing the necessary flatness for a perfect seal with MLS head gaskets. Internally, the valve seats are machined to optimize airflow and prevent common failures, and the entire valve train geometry is blueprinted to specific tolerances to reduce lifter preload and prolong component life.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003eRotational Assembly Balancing:\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eThe balancing of the rotational assembly is crucial for eliminating vibration and maximizing engine longevity. This precision work involves checking and correcting the balance of the crankshaft, connecting rods, and pistons. The crankshaft is thoroughly checked for run-out and inspected for fatigue before being polished and ground to strict concentricity tolerances (0.0005 or less) to ensure the new bearings receive the best possible surface. Rods are inspected and conditioned, and all bearing clearances checked to ensure proper fitment with the new bearings. Each of the pistons, rings, and pin retainers are meticulously weight matched (to a tolerance of 2 grams or less) prior to crank balancing. Then the entire assembly is dynamically balanced on specialized equipment. This ensures that the engine runs smoothly, minimizing stress on the bearings, and extends the overall life of the components.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eComponents and Parts:\u003c\/h3\u003e\n\u003ch5\u003e\u003cstrong\u003eEngine Core Components\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eCylinder Block\u003c\/li\u003e\n\u003cli\u003eCrankshaft\u003c\/li\u003e\n\u003cli\u003eSteel Connecting Rods\u003c\/li\u003e\n\u003cli\u003eCamshaft\u003c\/li\u003e\n\u003cli\u003ePistons\u003c\/li\u003e\n\u003cli\u003eReman Cylinder Head\u003c\/li\u003e\n\u003cli\u003ePushrods\u003c\/li\u003e\n\u003cli\u003eNew Main Bearings\u003c\/li\u003e\n\u003cli\u003eNew Rod Bearings\u003c\/li\u003e\n\u003cli\u003eNew Cam Bearings\u003c\/li\u003e\n\u003cli\u003eMain Bolts\u003c\/li\u003e\n\u003cli\u003eHead Studs\u003c\/li\u003e\n\u003cli\u003eRockers\u003c\/li\u003e\n\u003cli\u003eBillet Freeze Plugs\u003c\/li\u003e\n\u003cli\u003eNew Oil Pump\u003c\/li\u003e\n\u003cli\u003eUpper Oil Pan\u003c\/li\u003e\n\u003cli\u003eLower Oil Pan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003eGaskets and Seals\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eNew Head Gaskets\u003c\/li\u003e\n\u003cli\u003eRear Main Seal\u003c\/li\u003e\n\u003cli\u003eFront Gear Housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003eCylinder Head Components\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eNew Valve Guides\u003c\/li\u003e\n\u003cli\u003eNew Socket Plug\u003c\/li\u003e\n\u003cli\u003eNew Oversized Valve Seats\u003c\/li\u003e\n\u003cli\u003eNew Threaded Plugs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-path-to-node=\"16\"\u003eConstruction-Grade Confidence: 2 Year \/ 2,000 Hour Warranty\u003c\/h3\u003e\n\u003cp data-path-to-node=\"17\"\u003eIn the dirt and gravel business, downtime is the enemy. At Choate, we stand behind the precision engineering of our \u003cb data-path-to-node=\"17\" data-index-in-node=\"116\"\u003eQSB5.9 Long Block Engines\u003c\/b\u003e with a comprehensive \u003cb data-path-to-node=\"17\" data-index-in-node=\"163\"\u003e2-Year \/ 2,000-Hour Warranty\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp data-path-to-node=\"18\"\u003eWe understand that the Kawasaki 70ZV is expected to perform in harsh, dusty, and high-heat environments. Our warranty is designed to give fleet managers and owner-operators total peace of mind, ensuring that your remanufactured engine is protected against defects in materials and workmanship for the long haul.\u003c\/p\u003e","brand":"Choate Performance","offers":[{"title":"Default Title","offer_id":66581790228784,"sku":"CEP70Z5L","price":12900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/KawasakiLongBlockEngine1.png?v=1779726562","url":"https:\/\/choateperformance.com\/products\/70z-iv-long-block-diesel-crate-engine-choate-performance-copy","provider":"choateperformance","version":"1.0","type":"link"}