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original 198-7912 0R-9348 171-9710 174-7527 174-7528 179-6020 198-4752 1984752 1986877 Diesel Fuel Injector Replacement for OEM new injector original new injector
| Model Number: | 198-7912 |
| MOQ: | 1 Piece |
| Price: | $299-$448 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union, Paypal, RMB |
original Diesel Fuel Injector Replacement
,OEM new Diesel Fuel Injector
,Diesel Fuel Injector with warranty
original 198-7912 0R-9348 171-9710 174-7527 174-7528 179-6020 198-4752 1984752 1986877 Diesel Fuel Injector Replacement for OEM new injector original new injector
Fuel Type | Diesel |
Condition | New |
Applicable Engine | 3412 V12 diesel engines (450–850 HP) |
Injector Type | High-pressure direct injection, multi-hole nozzle |
Quality Standard | Industrial-grade, OE and cross-reference compatible |
Packaging | Standard export packaging |
Fuel System | Direct fuel injection, high-pressure solenoid controlled |
OE Number | 198-7912 |
Brand | |
Cross Number / Universal Number | 10R-7891 |
Vehicle / Equipment Application | excavators, loaders, mining trucks, marine engines, industrial generators |
Application Type | Heavy machinery, marine propulsion, stationary power generation |
The 3412 diesel injector 198-7912 is engineered specifically for 3412 V12 diesel engines, delivering precise fuel delivery across industrial, marine, and stationary power generation applications. With an operating pressure range of 1800–2200 bar, this injector utilizes a multi-hole nozzle design that ensures complete fuel atomization for optimized combustion efficiency. The hardened steel construction provides exceptional durability, allowing the injector to maintain consistent performance under extreme operating conditions with a service life exceeding 1000 hours when properly maintained.
Designed as a direct OE and cross-reference replacement part, the 198-7912 injector carries cross-reference number 10R-7891 and fits seamlessly into 3412 engines ranging from 450 to 850 HP. Its high-pressure solenoid precisely controls injection timing and fuel quantity, resulting in improved throttle response, reduced exhaust emissions, and enhanced overall engine performance. The injector is widely deployed in excavators, loaders, mining trucks, marine propulsion systems, and industrial generator sets operating in demanding global environments.
Installation requires verifying the part number against engine specifications, cleaning the injector seat and cylinder head port, and tightening the injector to 120–140 Nm. Operators should replace fuel filters every 250–500 hours, use OEM-approved diesel fuel, and conduct periodic injector flow testing to maintain peak performance. Symptoms such as engine misfires, reduced fuel efficiency, or excessive smoke typically indicate injector wear or nozzle clogging, and timely diagnostics with cleaning or replacement help prevent costly equipment downtime.
Contact Detail:
ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province Tel:+86 020 88557755
Cellphone:+86 19959162250 WhatsApp:+86 19959162250
Email:2209396088@qq.com
