original 101-8673 Engine Injectors Common Rail for 3114 3116 Excavator Truck 102-7038 105-1694 127-8207 Replacement for OEM new injector original new injector

Engineered specifically for the 3116 diesel platform, this 101-8673 / 1018673 mechanical unit injector delivers OEM-style fitment and reliable fuel delivery for demanding truck engine, industrial power unit, and heavy equipment applications. The injector is cross-referenced with 127-8213, 0R-8473, 0R-4374, 0R-3382, and 4P-1734, allowing direct replacement on 3114 and 3116 MUI engines commonly found in construction machinery, generator sets, and off-highway diesel systems without modification.

Manufactured to precise tolerances, the injector features stable sealing geometry and a controlled spray pattern that supports efficient combustion, consistent idle quality, and stable power output across varied load conditions. It is suitable for service operations, injector remanufacturing programs, and fleet maintenance where original equipment performance must be restored. New aftermarket and remanufactured supply options are available to meet different procurement and cost-management requirements.

Before installation, technicians should verify the engine model, serial number, arrangement number, and original injector part number, then clean the injector bore and sealing surfaces and replace sealing components as required. Use clean diesel fuel, keep fuel filters and water separators maintained, and protect the injector from dust, moisture, and impact during storage and handling. Common fault indicators such as hard starting, rough idle, black or white smoke, power loss, high fuel consumption, misfire, or fuel leakage should prompt inspection of spray pattern, leakage rate, fuel pressure, and cylinder compression. Final torque values and timing procedures must follow the official service manual for the specific engine serial number.