Item Specifics
- Brand: Caterpillar (Cat)
- Manufacturer Part Number (MPN): 125-5221 / 1255221
- Part Type: High-Pressure Fuel Injector & Engine Valve Control Harness Assembly (HARNESS AS)
- Condition: New (Brand New, Mint Condition. Unused, crisp factory surplus stock in perfect operational layout).
- Compatible Equipment Make: Caterpillar
- Compatible Equipment Type: Industrial Engine / Heavy Mining Truck / Marine Propulsion / Generator Set / Excavator
Product Description
Up for sale is a brand-new, genuine Caterpillar 125-5221 Fuel Injector and Engine Valve Control Wiring Harness Assembly (HARNESS AS). Engineered to rigorous factory OEM specifications, this premium industrial-grade under-valve-cover electrical loom manages critical injector firing sequences, timing circuits, and sensor data paths to keep your high-horsepower asset operating at peak field performance.
Condition Details:
This item is Brand New. It is clean, crisp, and has never been uncoiled on a job site, exposed to weathering, or bolted to an engine head compartment. The multi-pin terminal blocks, high-flex protective fluid-defying insulation conduit, and terminal connectors are in 100% mint condition and completely free of any operational or cosmetic defects.
Key Features:
- Genuine OEM Cat Quality: Original factory engineering guarantees an exact terminal and pin match, preventing system communication drops or phantom electrical fault codes.
- Severe-Duty Internal Protection: Built with high-purity internal copper cores heavily insulated against continuous hot oil exposure, chemical oil additives, fuel mist, and extreme engine-bay thermal heat soak.
- Direct Drop-In Repair: Clean plug-and-play architecture seamlessly restores factory injector telemetry networks without requiring tedious custom splice work or manual wire re-pinning.
Equipment Compatibility Matrix
This premium engine component wiring harness assembly bridges standard framework networks across high-horsepower Caterpillar industrial blocks, primarily:
- Caterpillar 3500-Series Powertrains: Fits V8, V12, and V16 multi-cylinder engine configurations, specifically including Cat 3508, 3512, and 3516 industrial, marine, and generator set engine series.
- Associated Heavy Machinery: Applied across high-tonnage aggregate, surface hauling, mining dump trucks, large tracked excavators, and heavy-duty marine propulsion units utilizing matching modular power grids.
🌍 Notice for International Buyers
We gladly ship this component worldwide to active ports, worksites, and repair facilities. Please review our global freight terms before bidding:
- Import Duties & Customs: Import duties, localized luxury taxes, clearance fees, and country-specific VAT charges are not included in the item price or final shipping calculator. These costs remain the sole financial responsibility of the buyer.
- Border Delays: Please check with your country's customs office to determine what these additional regulatory fees or structural processing delays will be prior to purchasing.