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Bosch DLLA139P166 Common Rail Injector F019121166 for Yuchai YC6112 215HP Engine
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| Nozzle Model | DLLA139P166 |
| Bosch Part Number | F019121166 |
| Nozzle Assembly | F019101099 |
| Nozzle Angle | 139 degrees |
| Nozzle Quantity and Diameter | 6 holes × 0.166 mm (P166 marked) |
| Opening Pressure | 270-280 bar |
| Spray Form | Multi-hole direct atomization |
| Engine Model | Yuchai YC6112 (215PS) |
| Fuel System Type | Common Rail High Pressure Fuel Injection System |
| Manufacturing Process | High Precision Grinding and Electrical Discharge Machining (EDM) |
| Material | High-speed tool steel / alloy steel (surface hardened treatment) |
| Warranty | 12 Months |
Manufacturer No.
F019121166DLLA139P166
OEM Part No.
F019121166F019101099
Engine Part No.
Yuchai YC6112YC6112 (215PS)YC6112ZLQYC6112Q
Interchange No.
WEAD900121044A0433171923DLL110S6267
Fitment Vehicles
Yuchai YC6112 engine seriesJiefang J6 heavy truckShaanxi Auto heavy truckDongfeng commercial vehicleYuchai power equipment for construction machineryagricultural transport vehicle
Fuel System - Industrial Encyclopedia
Supplying original Bosch DLLA139P166 (Part No. F019121166) common rail injector, precisely compatible with Yuchai YC6112 (215PS) diesel engine. The injector nozzle angle is 139 degrees, matching the injector assembly F019101099, widely used in heavy trucks, construction machinery and agricultural equipment powered by Yuchai. Offers original factory-level atomization performance, effectively solving problems such as power loss, black smoke, and injector oil leakage. Supports bulk purchasing and technical selection consultation.