Caterpillar original  370-7286 Common Rail Fuel Injector for C4.4 316EL 318EL Excavator Replacement for OEM 295050-0411 295050-0410 T409981 original new injector

The Caterpillar C4.4 fuel injector 370-7286 is an OEM-standard replacement component engineered for the CAT C4.4 series diesel engine platform. Built with a hardened alloy steel injector body, precision tool steel nozzle, heat-treated valve, fluorocarbon seals, and industrial grade spring steel internals, it delivers precise fuel metering, superior atomization, and stable spray pattern performance across the full engine operating range. The injector is fully compatible with high pressure common rail fuel systems and supports Tier 3 and Tier 4 emission compliance requirements, making it suitable for global construction, industrial, and power generation deployments.

This injector assembly is validated for use across excavators, wheel loaders, telehandlers, backhoe loaders, compact loaders, and generator set applications, including models 305E2, 306E2, 307E2, 308E2, 906H, 907H, and 908H. Each unit is 100% performance tested under controlled conditions to ensure consistent idle stability, improved fuel economy, reduced exhaust emissions, and excellent cold start performance. Authorized cross references 3707286, 326-4700, 3264700, 320-0680, 3200680, 295-1411, 2951411, 321-3600, 3213600, 2645A751, 2645A747, 2645A746, and 2645A734 allow direct replacement across multiple equipment configurations without modification.

Designed for continuous heavy-duty industrial operation, the 370-7286 injector provides long service life, high durability, and resistance to corrosion from sulfur-containing fuels and moisture. The 12-month warranty reflects manufacturer confidence in build quality and long-term reliability. Proper pre-installation verification of OEM numbers and engine serial numbers, along with replacement of copper washers and O-rings, ensures optimal injector seating and rail pressure stability, supporting dependable operation in demanding construction, mining, agriculture, power generation, and marine auxiliary environments.