{"product_id":"xcmg-xe300u-cummins-b6-7-long-block-diesel-crate-engine-choate-performance","title":"XCMG XE300U Cummins B6.7 Long Block Diesel Crate Engine Choate Performance","description":"\u003cp\u003eStop settling for a standard \"rebuild.\" Choate Performance offers a fully remanufactured \u003cb\u003eCummins B6.7 Long Block\u003c\/b\u003e specifically configured for the \u003cb\u003eXCMG XE300U\u003c\/b\u003e. Designed for high-production environments where downtime is a direct hit to your bottom line, our engines are engineered to be smoother, cooler, and significantly more durable than a factory-fresh crate unit.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eThe Choate Remanufacturing Process\u003c\/b\u003e We treat your XCMG’s industrial engine with the same \"Stock is Not an Option\" philosophy we use for our 1,000+ HP competition builds:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eCNC Blueprint Boring:\u003c\/b\u003e We don't just hone cylinders; we CNC blueprint the block to ensure perfect geometry and alignment, correcting factory casting shifts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003ePrecision Balancing:\u003c\/b\u003e All rotating assemblies are weight-matched to within 2 grams. This minimizes the internal vibration that leads to premature bearing failure under heavy hydraulic load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eTorque Plate Honing:\u003c\/b\u003e We simulate the stress of a torqued cylinder head during the honing process. This ensures a perfect ring seal, preventing the blow-by and oil consumption common in high-hour excavators.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eUpgraded Components:\u003c\/b\u003e Every engine receives brand-new pistons, lifters, and oil pumps. \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat’s Included:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eFully Machined Block \u0026amp; Crankshaft\u003c\/b\u003e (Ground and polished to 0.0005\" or less)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eNew Upgraded Pistons \u0026amp; Rings\u003c\/b\u003e (Optimized for Tier 4 Final thermal cycles)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eNew Main, Rod, and Cam Bearings\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eRemanufactured Cylinder Head\u003c\/b\u003e (New oversized seats and MLS head gasket)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eThe Choate Peace-of-Mind Warranty\u003c\/b\u003e \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eWe don’t just build engines; we stand behind them. Every remanufactured XCMG engine is backed by our industry-leading \u003cstrong\u003e2-Year \/ 2,000-Hour Warranty\u003c\/strong\u003e. This coverage protects your investment against defects in materials and workmanship, ensuring that your machine stays in the dirt and out of the shop. We believe in the quality of our CNC blueprinting and precision assembly—this warranty is our promise of reliability to you and your crew.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eOrdering Instructions\u003c\/b\u003e To ensure 100% compatibility with your XCMG's hydraulic pump and wiring harness, our team will contact you after purchase to verify your \u003cb\u003eMachine Serial Number\u003c\/b\u003e and 8-digit \u003cb\u003eCummins ESN\u003c\/b\u003e. This model is designed for Tier 4 Final machines (look for the Blue DEF Cap). Not sure if this fits? Check out our \u003ca rel=\"noopener\" href=\"https:\/\/www.google.com\/search?q=%23\" class=\"ng-star-inserted\" target=\"_blank\"\u003eXCMG Troubleshooting Guide\u003c\/a\u003e.\u003c\/p\u003e","brand":"Choate Performance","offers":[{"title":"Default Title","offer_id":66722727592240,"sku":"CEP67X300UL","price":12900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/XCMG_Long_Block_Diesel_Engine_1.png?v=1779726839","url":"https:\/\/choateperformance.com\/products\/xcmg-xe300u-cummins-b6-7-long-block-diesel-crate-engine-choate-performance","provider":"choateperformance","version":"1.0","type":"link"}