Guangzhou Best Auto Parts Co..Ltd.
| Application | Fuel Injection System |
| Quality | Brand new Genuine |
| Delivery Time | 5-8 work days |
| Part Number | 171-9710 |
| Warranty | 12 months |
| Car | Caterpillar engine |
| Packing | Original package |
| Supply Ability | 10000 |
| Payment Terms | T/T, Western Union |
| Packaging Details | original packing |
| Other No 1 | 171-9710 |
| Stock | In stock |
| contact | Contact: 86+ 19128906105 |
| Other No | 171-9710 |
| Product name | Caterpillar INJECTOR |
| Brand Name | Caterpillar |
| Model Number | 171-9710 |
| Place of Origin | USA |
| Certification | ISO +86 19128906105 |
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Product Specification
| Application | Fuel Injection System | Quality | Brand new Genuine |
| Delivery Time | 5-8 work days | Part Number | 171-9710 |
| Warranty | 12 months | Car | Caterpillar engine |
| Packing | Original package | Supply Ability | 10000 |
| Payment Terms | T/T, Western Union | Packaging Details | original packing |
| Other No 1 | 171-9710 | Stock | In stock |
| contact | Contact: 86+ 19128906105 | Other No | 171-9710 |
| Product name | Caterpillar INJECTOR | Brand Name | Caterpillar |
| Model Number | 171-9710 | Place of Origin | USA |
| Certification | ISO +86 19128906105 | ||
| High Light | Caterpillar 171-9710 fuel injection pump ，diesel engine fuel injector ，original Caterpillar injector spare part | ||
Fuel Type | Diesel |
Condition | New Aftermarket / Remanufactured / Rebuilt / Exchange |
Applicable Engine | Caterpillar 3126, 3126B, 3126E, C7 (7.2L inline six-cylinder turbocharged diesel) |
Injector Type | HEUI (Hydraulically actuated Electronically controlled Unit Injector) |
Quality Standard | OE-spec precision metering, flow-balanced, leakage-tested, multi-hole atomization, heavy-duty structural strength |
Packaging | Individual protective box; bulk carton packing available for wholesale orders |
Fuel System | HEUI electronically controlled unit injector system |
OE Number | 171-9710 / 1719710 |
Brand | CAT |
Cross Number / Universal Number | 0R-9348, 0R9348, OR9348, EX639348, 145-9360, 1459360, 155-1819, 1551819, 173-1012, 1731012, 173-4566, 1734566, 173-9267, 1739267, 173-9268, 1739268, 173-9379, 1739379, 188-1320, 1881320, 222-5965, 2225965, CA1719710, CA1459360, CA1731012, CA1734566, CA1739267, CA1739268, CA1739379, CA2225965, CA0R9348, 09348 |
Vehicle / Equipment Application | Medium-duty trucks, vocational trucks, delivery trucks, buses, RVs, construction machinery, generator sets, municipal vehicles, emergency vehicles, marine support units, mining support equipment, pumping units, cranes, fire trucks, industrial power equipment with CAT 3126 / 3126B / 3126E / C7 engines |
Application Type | Direct OE replacement for Caterpillar 3126 series HEUI fuel injection system |
The Caterpillar CAT 3126 HEUI Diesel Fuel Injector 171-9710 is engineered as a direct OEM-style replacement for the 3126, 3126B, 3126E, and related C7 diesel engine platforms. Built around a hydraulically actuated, electronically controlled unit injector (HEUI) architecture, this injector delivers precision fuel metering and multi-hole atomization to support clean combustion across the full operating range. The solenoid responds quickly to ECM commands, allowing accurate injection timing and consistent cylinder-to-cylinder fueling under variable load conditions common to vocational, on-highway, and off-highway service. To preserve balanced engine output, replacing all six injectors as a matched set is recommended when an aftermarket unit is introduced.
Manufactured to heavy-duty structural standards, the 171-9710 injector features flow-balanced performance, leakage-tested reliability, and reinforced internal components that withstand the high injection pressures of the 3126 platform. Each unit is validated for spray pattern integrity, response, and sealing before shipment. Available in new aftermarket, remanufactured, rebuilt, and exchange supply formats, the part carries cross references including 0R-9348, OR9348, EX639348, 145-9360, 173-1012, 173-4566, 173-9379, 188-1320, 222-5965, and additional CA-series supplier numbers, supporting flexible inventory and drop-in fitment for distributors, fleet operators, and engine rebuilders.
Routine maintenance of the 3126 HEUI fuel system is essential for injector longevity. Scheduled fuel filter replacement, regular draining of the water separator, use of clean diesel, and periodic inspection of the injector harness connectors help prevent solenoid and nozzle failures. During engine overhaul, technicians should perform cylinder balance tests, measure injector leakage, and confirm spray pattern to detect early-stage wear. When a single injector has failed, testing or replacing the complete set of six injectors is recommended to restore even fuel delivery, stable idle, and original engine power on trucks, buses, construction machinery, generator sets, and other CAT 3126-powered equipment.
WhatsApp:+8618128524431
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent
Year Established:
1996
Total Annual:
1000000-3000000
Employee Number:
20~99
Ecer Certification：
Verified Supplier
Our company specializes in operating diesel injectors for 30 yearsWe sell Diesel fuel system. Injector, Pump. Valve ,Nozzle, Plunger,.PLEASE add new wahtsapp account, 0086 191 2890 6105 ① Original brand new always our Eternal quality. ② We will delivery products immediately after receive your p... Our company specializes in operating diesel injectors for 30 yearsWe sell Diesel fuel system. Injector, Pump. Valve ,Nozzle, Plunger,.PLEASE add new wahtsapp account, 0086 191 2890 6105 ① Original brand new always our Eternal quality. ② We will delivery products immediately after receive your p...
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