{"product_id":"pdi-big-boss-inframe-kit-for-cummins-n14-celect-plus-525hp-copy","title":"PDI Big Boss Inframe Kit for Cummins ISX | 6429520","description":"\u003ch3\u003eBuilt For Serious Rebuilds. Trusted For Real-World Work.\u003c\/h3\u003e\n\u003cp\u003eThe PDI Big Boss In-Frame Overhaul Kit for Cummins ISX CM570 features laser-hardened top ring grooves for extended piston life, DLC-coated piston pins, and DLC-coated top piston rings—engineered for reduced friction, superior wear resistance, and long-term reliability.\u003c\/p\u003e\n\u003cp\u003eRebuild with confidence. When your ISX engine needs an in-frame refresh, the PDI Big Boss Overhaul Kit delivers premium internal components designed to restore compression, reliability, and service life—without the downtime or cost of a full teardown.\u003c\/p\u003e\n\u003cp\u003eBuilt for high-hour, high-load applications, this kit is trusted by engine builders, fleets, and owner-operators who demand durability beyond standard replacement parts.\u003c\/p\u003e\n\u003ch3\u003eWhy Builders Choose Big Boss\u003c\/h3\u003e\n\u003cp\u003e• Complete in-frame solution for Cummins ISX engines\u003cbr\u003e• Laser-hardened top ring grooves for increased piston durability\u003cbr\u003e• DLC-coated piston pins and top piston rings for reduced friction and wear\u003cbr\u003e• Precision-engineered components for consistent compression\u003cbr\u003e• Built for heavy-duty, high-mileage applications\u003cbr\u003e• Backed by PDI’s Big Boss Warranty\u003c\/p\u003e\n\u003ch3\u003eWhat’s Included in the Kit\u003c\/h3\u003e\n\u003cp\u003eThis PDI Big Boss In-Frame Overhaul Kit includes the critical components required for a professional in-frame rebuild:\u003c\/p\u003e\n\u003cp\u003e• (6) Cylinder Kits (pistons, liners, and rings)\u003cbr\u003e• (6) Rod Bearing Sets\u003cbr\u003e• (6) Piston Oilers\u003cbr\u003e• (1) Main Bearing Set\u003cbr\u003e• (1) Upper Gasket Set\u003cbr\u003e• (1) Oil Pan Gasket\u003c\/p\u003e\n\u003ch3\u003eDesigned for Real-World Performance\u003c\/h3\u003e\n\u003cp\u003eEvery component in this kit is engineered to meet the demands of real-world heavy-duty use—long hours, sustained loads, and high operating temperatures. Big Boss overhaul kits are built to go beyond standard rebuild expectations, helping extend engine life and protect your investment.\u003c\/p\u003e\n\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCummins ISX CM570\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCummins Part Numbers 6429520, 5693813, 4376173\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy PDI?\u003c\/h3\u003e\n\u003cp\u003ePDI designs and manufactures heavy-duty diesel engine components trusted by professionals across the industry. From overhaul kits, cylinder heads, injectors and supporting components, every product is built with a focus on strength, precision, and long-term reliability.\u003c\/p\u003e","brand":"Performance Diesel Inc","offers":[{"title":"Default Title","offer_id":51207762379058,"sku":"111007157132","price":4800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/6571\/1922\/files\/overhaulkitbox_2.webp?v=1779236308","url":"https:\/\/richardsoncorp.net\/products\/pdi-big-boss-inframe-kit-for-cummins-n14-celect-plus-525hp-copy","provider":"RichardsonCorp","version":"1.0","type":"link"}