{"product_id":"2017-2023-l5p-duramax-stock-long-block-eco","title":"Industrial Injection L5P Duramax Stock Long Block Engine (2017–2023)","description":"\n\u003ch2\u003eIndustrial Injection L5P Duramax Stock Long Block Engine\u003c\/h2\u003e\n\n\u003cp\u003eRestore dependable performance to your 2017–2023 Chevrolet Silverado or GMC Sierra equipped with the 6.6L L5P Duramax using an Industrial Injection Stock Long Block Engine. Built to meet or exceed OE specifications, this remanufactured long block combines precision machining, quality components, and professional engine assembly for daily driving, towing, and demanding work applications.\u003c\/p\u003e\n\n\u003cp\u003eEvery Industrial Injection Stock Long Block features a balanced and blueprinted rotating assembly, Industrial Injection X Series pistons, a keyed crankshaft and camshaft, and professionally reconditioned cylinder heads. Each engine undergoes simulation testing and quality inspections to help ensure dependable operation and long-term reliability.\u003c\/p\u003e\n\n\u003ch2\u003eEngine Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRemanufactured 6.6L L5P Duramax long block\u003c\/li\u003e\n\u003cli\u003eDesigned to meet or exceed OE specifications\u003c\/li\u003e\n\u003cli\u003eSim tested short block\u003c\/li\u003e\n\u003cli\u003eBalanced and blueprinted rotating assembly\u003c\/li\u003e\n\u003cli\u003eIndustrial Injection X Series pistons\u003c\/li\u003e\n\u003cli\u003eBalanced and keyed Duramax crankshaft\u003c\/li\u003e\n\u003cli\u003eIncludes stock harmonic damper and stock flex plate\u003c\/li\u003e\n\u003cli\u003eBalanced connecting rods\u003c\/li\u003e\n\u003cli\u003eKeyed camshaft\u003c\/li\u003e\n\u003cli\u003ePinned oil pump\u003c\/li\u003e\n\u003cli\u003eStock oil pickup tube\u003c\/li\u003e\n\u003cli\u003eStock oil pan\u003c\/li\u003e\n\u003cli\u003eBuilt for long-term reliability and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCylinder Head Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReconditioned, milled, and surfaced cylinder heads\u003c\/li\u003e\n\u003cli\u003eHigh-strength alloy, heat-treated iron-based valve guides\u003c\/li\u003e\n\u003cli\u003eDiamond honed valve guides\u003c\/li\u003e\n\u003cli\u003ePremium nickel-based, non-magnetic valve seat inserts\u003c\/li\u003e\n\u003cli\u003eNew unshrouded valves\u003c\/li\u003e\n\u003cli\u003eMulti-angle valve job\u003c\/li\u003e\n\u003cli\u003eNew valve springs installed\u003c\/li\u003e\n\u003cli\u003eDuramax OEM head gaskets\u003c\/li\u003e\n\u003cli\u003eStock head bolts installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eStock Long Block Construction\u003c\/h2\u003e\n\n\u003cp\u003eThe Industrial Injection L5P Stock Long Block is professionally machined and assembled to provide a reliable replacement engine foundation.\u003c\/p\u003e\n\n\u003cp\u003eThe balanced and blueprinted rotating assembly incorporates Industrial Injection X Series pistons, a balanced and keyed OEM Duramax crankshaft, and balanced connecting rods. A keyed camshaft and pinned oil pump provide additional mechanical security within the engine assembly.\u003c\/p\u003e\n\n\u003cp\u003eThe cylinder heads are reconditioned, milled, and surfaced, with upgraded valve guides and premium valve seat inserts. New unshrouded valves, a multi-angle valve job, and new valve springs complete the cylinder head assemblies.\u003c\/p\u003e\n\n\u003cp\u003eEach engine undergoes simulation testing and quality inspections before leaving our facility.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAssembled 6.6L L5P Duramax long block\u003c\/li\u003e\n\u003cli\u003eBalanced and blueprinted rotating assembly\u003c\/li\u003e\n\u003cli\u003eIndustrial Injection X Series pistons\u003c\/li\u003e\n\u003cli\u003eBalanced and keyed OEM Duramax crankshaft\u003c\/li\u003e\n\u003cli\u003eBalanced connecting rods\u003c\/li\u003e\n\u003cli\u003eKeyed Duramax camshaft\u003c\/li\u003e\n\u003cli\u003ePinned oil pump\u003c\/li\u003e\n\u003cli\u003eStock harmonic damper\u003c\/li\u003e\n\u003cli\u003eStock flex plate\u003c\/li\u003e\n\u003cli\u003eStock oil pickup tube\u003c\/li\u003e\n\u003cli\u003eStock oil pan\u003c\/li\u003e\n\u003cli\u003eReconditioned and assembled cylinder heads\u003c\/li\u003e\n\u003cli\u003eNew valves and valve springs\u003c\/li\u003e\n\u003cli\u003eDuramax OEM head gaskets\u003c\/li\u003e\n\u003cli\u003eStock head bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat's Not Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRocker arms and pushrods\u003c\/li\u003e\n\u003cli\u003eFuel injectors and external fuel system components\u003c\/li\u003e\n\u003cli\u003eTurbocharger and associated components\u003c\/li\u003e\n\u003cli\u003eIntake and exhaust manifolds\u003c\/li\u003e\n\u003cli\u003eOil cooler\u003c\/li\u003e\n\u003cli\u003eWater pump\u003c\/li\u003e\n\u003cli\u003eExternal engine accessories\u003c\/li\u003e\n\u003cli\u003eBreak-in oil and installation fluids\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAdditional components may be required to complete installation depending on the vehicle configuration and condition of the original engine.\u003c\/p\u003e\n\n\u003ch2\u003eRecommended Components to Inspect Before Installation\u003c\/h2\u003e\n\n\u003cp\u003eWhen replacing or rebuilding your L5P Duramax engine, the condition of supporting components is critical to the reliability of the completed installation. A failure in the original engine may leave contamination or damage in components that will be reused.\u003c\/p\u003e\n\n\u003cp\u003eIndustrial Injection recommends inspecting the following components before installing your rebuilt long block:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Cooler:\u003c\/strong\u003e Inspect for metal debris, contamination, or internal damage. Replacement may be necessary following a bearing or internal engine failure.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eFuel Injectors:\u003c\/strong\u003e Have injectors tested and inspected for proper operation before reinstalling them. Injector problems can contribute to piston damage and other engine failures.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eTurbocharger:\u003c\/strong\u003e Inspect for excessive shaft play, oil leaks, wheel damage, and contamination. Any turbocharger problems should be corrected before installation.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eWater Pump:\u003c\/strong\u003e Inspect for leaks, bearing wear, and proper operation. Replace the water pump if its condition is questionable.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eFuel System:\u003c\/strong\u003e Inspect fuel lines, filters, and fuel system components for contamination or damage. Address any existing fuel delivery problems before starting the rebuilt engine.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eCooling System:\u003c\/strong\u003e Inspect the radiator, hoses, thermostat, and related components for restrictions, leaks, or contamination. Correct any cooling system problems that may have contributed to the original engine failure.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eIntake and Charge Air System:\u003c\/strong\u003e Inspect the intake piping, intercooler, and charge air connections for debris, oil accumulation, and damage that could affect the replacement engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always identify and correct the cause of the original engine failure before installing your rebuilt long block. Reusing damaged or contaminated components can lead to repeat engine failure and may affect warranty coverage.\u003c\/p\u003e\n\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\n\u003cp\u003eDesigned for the following vehicles equipped with the 6.6L L5P Duramax diesel engine:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e2017–2023 Chevrolet Silverado 2500HD\u003c\/li\u003e\n\u003cli\u003e2017–2023 Chevrolet Silverado 3500HD\u003c\/li\u003e\n\u003cli\u003e2017–2023 GMC Sierra 2500HD\u003c\/li\u003e\n\u003cli\u003e2017–2023 GMC Sierra 3500HD\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitment Note:\u003c\/strong\u003e Engine configurations can vary by model year. Verify vehicle and engine information with Industrial Injection before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose Industrial Injection?\u003c\/h2\u003e\n\n\u003cp\u003eIndustrial Injection has specialized in diesel components and engine solutions since 1985. Our engine-building program combines experienced technicians, precision machining, quality components, and careful assembly processes.\u003c\/p\u003e\n\n\u003cp\u003eFrom stock replacements to performance engine builds, our team understands the requirements of diesel engines used for towing, work, and everyday driving.\u003c\/p\u003e\n\n\u003ch2\u003eWarranty Information\u003c\/h2\u003e\n\n\u003cp\u003eThis engine is backed by Industrial Injection's \u003cstrong\u003e2-Year Unlimited Mileage Warranty\u003c\/strong\u003e, subject to the applicable engine warranty terms and conditions.\u003c\/p\u003e\n\n\u003cp\u003eProper installation and engine break-in are essential. Industrial Injection's break-in instructions require Driven Racing Oil (Joe Gibbs) 15W-50 Break-In Oil during the initial 300–500 miles, followed by an oil and filter change. Break-in oil is not included with the engine.\u003c\/p\u003e\n\n\u003cp\u003eFollow all current Industrial Injection engine break-in and warranty requirements supplied with your engine.\u003c\/p\u003e\n\n\u003ch2\u003eQuestions About Your L5P Duramax Engine?\u003c\/h2\u003e\n\n\u003cp\u003eOur engine specialists can help confirm vehicle compatibility, explain the Stock Long Block construction, and review the components needed to complete your engine installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCall Industrial Injection at \u003ca href=\"tel:8009550476\"\u003e800-955-0476\u003c\/a\u003e for assistance.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Industrial Injection","offers":[{"title":"Default Title","offer_id":67729155883142,"sku":"PDM-L5PSTKLB-E","price":9799.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/1956\/0326\/files\/PDM-LMLSTKLB-E_new_1.jpg?v=1753121334","url":"https:\/\/industrialinjection.com\/products\/2017-2023-l5p-duramax-stock-long-block-eco","provider":"Industrial Injection","version":"1.0","type":"link"}