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Caterpillar original Diesel Engine Fuel Injector 4CR0197 10R-0782 Cross Reference 10R-1265 for Caterpillar CAT3126 3126B, Replacement for OEM 0R-9803 original new injector
| Brand Name: | CATERPILLA |
| Model Number: | 4CR0197 |
| MOQ: | 1 |
| Price: | $86-$141 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Caterpillar Diesel Engine Fuel Injector 4CR0197
,CAT3126 3126B Fuel Injector Replacement
,OEM 0R-9803 Diesel Injector
Caterpillar original Diesel Engine Fuel Injector 4CR0197 10R-0782 Cross Reference 10R-1265 for Caterpillar CAT3126 3126B, Replacement for OEM 0R-9803 original new injector
Fuel Type | Diesel |
Condition | New, original quality, remanufactured, rebuilt, or aftermarket replacement (availability subject to stock) |
Applicable Engine | Caterpillar CAT 3126, 3126B, 3126E series 7.2L inline six-cylinder four-stroke diesel engines |
Injector Type | HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) assembly |
Quality Standard | Original quality option available |
Packaging | Not specified in provided documentation |
Fuel System | HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) fuel system |
OE Number | 4CR0197 (alternate formats: 4C-R0197, 4CR-0197) |
Brand | CAT (Caterpillar) |
Cross Number / Universal Number | 0R-9350, 10R-1267, 173-4059, 156-8895, 177-4754, 10R-0782, 128-6601, 222-5966, 180-7431, 171-9710, 171-9704, 232-1183, 2C0273, 10R-0197, 169-7410, 10R-1306, 174-7526, 198-4752, 188-1320, 10R-9237, 173-9379, 10R-0781 |
Vehicle / Equipment Application | Medium-duty trucks, buses, RVs, construction equipment, industrial power units, marine propulsion packages, generator sets |
Application Type | Truck, bus, RV, industrial, construction, marine, and generator set applications |
For diesel repair shops, distributors, fleet maintenance teams, engine rebuilders and industrial buyers, the 4CR0197 is a heavy-duty HEUI diesel fuel injector assembly designed for Caterpillar 3126 series engines. It is compatible with CAT 3126, 3126B and 3126E 7.2L inline six-cylinder four-stroke diesel engines, and fits medium-duty trucks, buses, RVs, construction equipment, industrial power units, marine propulsion packages and generator sets. The injector is available in new original-quality, remanufactured, rebuilt and aftermarket replacement configurations subject to stock.
The Caterpillar 3126 family uses HEUI technology, where high-pressure engine oil and ECM controls operate in tandem to regulate injection timing, fuel delivery quantity, atomization, combustion stability, cold starting performance, fuel economy, emissions and engine response. As a core fuel system component, the 4CR0197 executes ECM commands to deliver precise fuel volumes to engine cylinders, supporting consistent, reliable operation across demanding applications. A standard 3126 engine uses six injectors, one per cylinder.
To avoid fitment errors and downtime, buyers must verify compatibility using the engine serial number, removed injector part number, injector code, ECM calibration, application type and original injector marking before ordering. All listed cross-reference numbers belong to the broader CAT 3126 injector family, and may not be direct replacements for all engine arrangements, as 3126 units vary by production year, emissions level, fuel system version and arrangement. This validation step ensures correct component selection for repair, rebuild and maintenance workflows.
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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
