{"product_id":"2017-2023-l5p-duramax-premium-stock-plus-long-block","title":"Industrial Injection L5P Duramax Premium Stock Plus Long Block Engine (2017–2023)","description":"\n\u003ch2\u003eIndustrial Injection L5P Duramax Premium Stock Plus Long Block Engine\u003c\/h2\u003e\n\n\u003cp\u003eThe Industrial Injection Premium Stock Plus Long Block Engine for the 2017–2023 6.6L L5P Duramax delivers an upgraded foundation for customers who want additional strength and durability beyond a stock replacement engine.\u003c\/p\u003e\n\n\u003cp\u003eBuilt with Industrial Injection X Series pistons, a balanced and blueprinted rotating assembly, upgraded ARP hardware, and premium cylinder head components, this long block is designed for dependable operation in demanding diesel applications.\u003c\/p\u003e\n\n\u003cp\u003eEach engine is professionally machined and assembled by Industrial Injection's experienced engine team, with attention to component preparation, tolerances, and assembly quality.\u003c\/p\u003e\n\n\u003ch2\u003eEngine Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBalanced and blueprinted rotating assembly\u003c\/li\u003e\n\u003cli\u003eSim tested short block\u003c\/li\u003e\n\u003cli\u003eIndustrial Injection X Series coated, chamfered, and de-lipped pistons\u003c\/li\u003e\n\u003cli\u003eBalanced and keyed OEM Duramax crankshaft\u003c\/li\u003e\n\u003cli\u003eARP main bolts installed\u003c\/li\u003e\n\u003cli\u003eBalanced connecting rods\u003c\/li\u003e\n\u003cli\u003eARP rod bolts installed\u003c\/li\u003e\n\u003cli\u003eKeyed Duramax camshaft\u003c\/li\u003e\n\u003cli\u003ePinned oil pump\u003c\/li\u003e\n\u003cli\u003eNew water pump\u003c\/li\u003e\n\u003cli\u003eNew oil pickup tube\u003c\/li\u003e\n\u003cli\u003eStock oil pan included\u003c\/li\u003e\n\u003cli\u003eBuilt for maximum durability and long-term reliability\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\u003ePremium C Grade head gaskets\u003c\/li\u003e\n\u003cli\u003eARP 2000 head studs installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePremium Stock Plus Construction\u003c\/h2\u003e\n\n\u003cp\u003eThe Premium Stock Plus program incorporates upgrades to the rotating assembly, oiling system, and cylinder heads to address key areas of engine durability.\u003c\/p\u003e\n\n\u003cp\u003eIndustrial Injection X Series coated, chamfered, and de-lipped pistons are combined with a balanced and keyed OEM Duramax crankshaft, balanced connecting rods, and upgraded ARP fasteners. The keyed camshaft and pinned oil pump provide additional mechanical security within the engine assembly.\u003c\/p\u003e\n\n\u003cp\u003eThe cylinder heads receive extensive machine work and upgraded components, including diamond-honed valve guides, premium valve seat inserts, new unshrouded valves, and a multi-angle valve job. ARP 2000 head studs and Premium C Grade head gaskets complete the long block assembly.\u003c\/p\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\u003eExternal engine accessories unless otherwise specified\u003c\/li\u003e\n\u003cli\u003eEngine installation fluids and break-in oil\u003c\/li\u003e\n\u003c\/ul\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\u003eFuel System:\u003c\/strong\u003e Inspect fuel lines, filters, and fuel system components for contamination or damage. Address any existing fuel delivery issues 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\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Additional components may be required to complete installation. Confirm all necessary installation parts with our engine team.\u003c\/p\u003e\n\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\n\u003cp\u003eDesigned for the following trucks 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 specifications may vary by model year and application. Contact Industrial Injection with your vehicle and engine information to verify the correct build configuration.\u003c\/p\u003e\n\n\u003ch2\u003eRepair \u0026amp; Return Engine Service\u003c\/h2\u003e\n\n\u003cp\u003eIndustrial Injection offers L5P Duramax engine builds through our Repair \u0026amp; Return (R\u0026amp;R) program. Your existing engine is evaluated and rebuilt to the Premium Stock Plus specifications rather than exchanged for an engine from available inventory.\u003c\/p\u003e\n\n\u003cp\u003eContact our engine department before shipping your engine to confirm the rebuild process, pricing, turnaround time, and freight arrangements.\u003c\/p\u003e\n\n\u003ch2\u003eWarranty and Engine Break-In\u003c\/h2\u003e\n\n\u003cp\u003eWarranty coverage is subject to the applicable Industrial Injection engine warranty policy. Proper installation, break-in procedures, and maintenance are required to maintain warranty coverage.\u003c\/p\u003e\n\n\u003cp\u003eFollow the current Industrial Injection engine break-in instructions supplied with your completed engine, including the specified break-in oil and initial oil change requirements.\u003c\/p\u003e\n\n\u003ch2\u003eQuestions About Your L5P Duramax Build?\u003c\/h2\u003e\n\n\u003cp\u003eIndustrial Injection's engine specialists can help confirm your application, explain the Premium Stock Plus construction, and review the Repair \u0026amp; Return process.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCall \u003ca href=\"tel:8009550476\"\u003e800-955-0476\u003c\/a\u003e to discuss your L5P Duramax engine.\u003c\/strong\u003e\u003c\/p\u003e\n","brand":"Industrial Injection","offers":[{"title":"Default Title","offer_id":67735643455622,"sku":"PDM-L5PSTKLB","price":17399.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/1956\/0326\/files\/PDM-L5PSTKLB.jpg?v=1792518863","url":"https:\/\/industrialinjection.com\/products\/2017-2023-l5p-duramax-premium-stock-plus-long-block","provider":"Industrial Injection","version":"1.0","type":"link"}