Bosch original 0414701051 Fuel Injector Diesel Unit Pump for DC12 Excavator Engine Replacement for OEM 1505199 1805343 0414701047 0986441119 original new injector

Engineered specifically for the Volvo D12 engine family, the BOSCH 0414701051 unit injector delivers a precise mechanical and electronic match for D12A, D12B, D12C, and D12D powertrains. This Bosch PDE injector integrates seamlessly into the Volvo unit pump injection system, ensuring accurate seat alignment, correct fuel metering, and dependable performance across FH12, FM12, and NH12 heavy duty truck platforms as well as Volvo Penta and Industrial D12 applications.

Built to OEM manufacturing precision, this diesel fuel injector provides high-pressure fuel atomization, stable injection performance, and superior atomization quality that supports enhanced combustion efficiency. The result is improved fuel economy, increased engine power output, reduced particulate emissions, and extended engine service life. Its heavy-duty reliability lowers maintenance costs and reduces fuel consumption, making it well suited to long distance transport and construction transport duty cycles. Cross reference numbers 20440388, 20798683, 85000063, and 85013086 confirm broad interchange compatibility.

For optimal service, use high-quality diesel fuel, replace fuel filters regularly, and avoid water contamination. During installation, clean the injector seat thoroughly, replace O-rings and sealing washers, apply calibrated torque tools, prime the fuel system, and verify ECU fault codes. Recommended diagnostics include visual inspection, electronic diagnosis, leak-off testing, cylinder balance testing, and injection pressure testing to maintain consistent D12 engine operation.