345B Excavator 3176 Diesel Engine 173‑0355 For CAT Construction Machinery Part
High‑precision fuel injector 173‑0355 compatible with CAT 3176 engine for 345B excavator, stable injection performance for heavy‑duty mining and construction equipment repair.
173‑0355 fuel injector is a core fuel system component for CAT 3176 engine. Adopting high‑precision internal nozzle and reliable sealing structure, it provides uniform fuel atomization and efficient combustion. Strict quality testing ensures stable performance under long‑time heavy‑load operation, ideal for CAT 345B excavator engine overhaul and maintenance.
Key Features
- OEM part number 173‑0355, perfectly matched for CAT 3176 diesel engine
- Precision‑machined nozzle assembly, stable fuel atomization, full combustion, low fuel consumption
- High‑alloy wear‑resistant material, anti‑corrosion, anti‑coking, long service life
- Strict bench pressure testing before shipment, no leakage, strong power output
- Standard mounting interface, direct replacement without modification
- Compatible with multiple CAT large excavators powered by 3176 engine
| Item |
Specification |
| Part Number |
173‑0355 |
| For Engine |
CAT 3176 Diesel Engine |
| Compatible Equipment |
CAT 345B Excavator |
| Material |
High‑Strength Alloy Steel |
| Function |
Fuel atomization and injection, improve engine power performance |
| Condition |
Brand New Aftermarket Replacement |
| Category |
Details |
| General OEM Series |
173‑0355 |
| Compatible Excavators |
CAT 345B, 345BL, 365B Excavator |
| Compatible Power Units |
CAT 3176 Industrial Engine, Generator Set |
Fitment Application
- 173‑0355 fuel injector is a core fuel system component for CAT 3176 engine. Adopting high‑precision internal nozzle and reliable sealing structure, it provides uniform fuel atomization and efficient combustion. Strict quality testing ensures stable performance under long‑time heavy‑load operation, ideal for CAT 345B excavator engine overhaul and maintenance.





FAQ
Q1: Which engine does 173‑0355 fit?
A1: CAT 3176 diesel engine.
Q2: Which excavator is it for?
A2: CAT 345B excavator.
Q3: Is it pressure tested before shipment?
A3: Yes, strict fuel injection pressure testing.
Q4: Can it be installed directly?
A4: Yes, OEM standard size for plug‑and‑play replacement.