Bosch original 0414703003 Common Rail Fuel Nozzle Fuel Injector for N3 S60 12.7L 14L 14LR Replacement for OEM 0986441030 R414703003 0414703002 original new injector

Engineered specifically for the Detroit Diesel Series 60 platform, the BOSCH 0414703003 (0986441029) unit injector delivers precise, engine-matched fuel delivery for demanding heavy-duty and industrial applications. This 703 Positive Nozzle injector is calibrated to the N3, DDEC V and EPA04 12.7L and 14.0L configurations, ensuring accurate timing, correct spray geometry and consistent metering across the full operating range of the engine.

As a Bosch OEM quality component, this injector supports excellent fuel atomization, stable power output and improved fuel economy while helping reduce emissions on EGR-equipped engines. Its high-durability construction promotes long service life and reliable fleet performance in Freightliner Century, Columbia, Coronado, FLD120 and Classic XL trucks, Western Star 4964 and 4964EX, Sterling A9500 and L9500, as well as generator sets and industrial power units. Cross references include R414703003, E414703003, 0414703003R and FS414703003.

For optimal service life, use clean ultra-low sulfur diesel fuel, replace filters regularly, avoid contaminated fuel and inspect fuel lines while monitoring injection performance. During diagnostics, verify injection pressure, check the injector electrical circuit, inspect fuel quality, perform spray pattern testing and conduct bench testing before replacing damaged injector components. Backed by global export support, this genuine Bosch injector is the trusted engine-specific replacement.