Bosch original D12 DC12 DC16 Engine Fuel Injector Repair Kit 1805344 1440580 Excavator Injector Replacement for 1420379 Excavator Parts for SCANIA Diesel Engine original new injector

The BOSCH 1805344 is a genuine D12 series diesel unit injector engineered as a direct OEM replacement for SCANIA DC12 series engines, including the DC12.06 and DC12.17 Euro III variants. Designed for the unit injector fuel system, this high-pressure unit injector combines precise fuel metering and atomization in a single assembly, equipped with the DLLA150P847 injection nozzle (cross reference 0433171575). It is built to restore factory-level injection performance in heavy duty diesel engines operating under demanding commercial conditions.

This unit injector covers an extensive cross-reference range, including BOSCH numbers 0414701044, 0414701066, 0 414 701 044 and 0 414 701 066, with 0414701080 identifying the remanufactured version. Vehicle applications span the SCANIA G380, G420, P380, P420 and R420 trucks across the G, P and R series, while the injector is equally suited to industrial power units, generator engines and marine diesel applications. This broad interchangeability simplifies sourcing for distributors, fleet operators and engine rebuilders.

As an OEM-quality component from BOSCH, the 1805344 delivers the durability and consistency required for Euro III diesel injection systems in long-haul transport and continuous-duty stationary equipment. Supplied under SCANIA OE number 1805344, it enables straightforward identification and ordering for workshops and parts buyers. Whether you are maintaining a single truck or supplying regional fleets, this diesel unit injector offers a dependable, specification-matched solution for restoring engine performance and reliable day-to-day operation.