Guangzhou Best Auto Parts Co..Ltd.
| Delivery Time | 5-8 work days |
| Other No | 222-5966 |
| Packing | Original package |
| Car | Caterpillar engine |
| Other No 1 | 222-5966 |
| Application | Fuel Injection System |
| Payment Terms | T/T, Western Union |
| Supply Ability | 10000 |
| Product name | Caterpillar INJECTOR |
| Part Number | 222-5966 |
| Quality | Brand new Genuine |
| Warranty | 12 months |
| Stock | In stock |
| contact | Contact: 86+ 19128906105 |
| Packaging Details | original packing |
| Certification | ISO +86 19128906105 |
| Place of Origin | USA |
| Brand Name | Caterpillar |
| Model Number | 222-5966 |
View Detail Information
Explore similar products
Caterpillar original Caterpillar original Caterpillar 0R-9348 fuel injector for
Caterpillar original Caterpillar 10R-0781 diesel fuel injector common rail
Caterpillar original Caterpillar original Caterpillar 10R-1265 fuel injector
Caterpillar original Caterpillar original Caterpillar 10R-1266 Common Rail
Product Specification
| Delivery Time | 5-8 work days | Other No | 222-5966 |
| Packing | Original package | Car | Caterpillar engine |
| Other No 1 | 222-5966 | Application | Fuel Injection System |
| Payment Terms | T/T, Western Union | Supply Ability | 10000 |
| Product name | Caterpillar INJECTOR | Part Number | 222-5966 |
| Quality | Brand new Genuine | Warranty | 12 months |
| Stock | In stock | contact | Contact: 86+ 19128906105 |
| Packaging Details | original packing | Certification | ISO +86 19128906105 |
| Place of Origin | USA | Brand Name | Caterpillar |
| Model Number | 222-5966 | ||
| High Light | Caterpillar 222-5966 fuel injector ，original Caterpillar fuel injector ，new Caterpillar fuel injector | ||
Fuel Type | Diesel |
Condition | Replacement / Reman |
Applicable Engine | Caterpillar 3126, 3126B, 3126E and selected C7 diesel engines using HEUI fuel injection system |
Injector Type | HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) |
Quality Standard | OE specification, cross-referenced to authorized CAT part numbers |
Packaging | Single injector or 6-piece full engine set |
Fuel System | HEUI fuel delivery system |
OE Number | 222-5966, 10R-0781, 197-7107, 198-6605, 199-6065, 222-5926, EX630781 |
Brand | CAT (Caterpillar) |
Cross Number / Universal Number | CA2225966, CA10R0781, CA1977107, CA1986605, CA1996065, CA2225926, 3126B, 3126E, caterpillar-cat-3126-3126b-3126e-c7-fuel-injector-222-5966-10r-0781-197-7107-198-6605-199-6065 |
Vehicle / Equipment Application | Truck engines, marine diesel engines, construction machinery (loaders, excavators, tool carriers, earthmoving machines), industrial equipment (stationary engines, pumps, industrial power units), generator sets, agricultural and forestry equipment (harvesters, forestry machines), mining and quarry equipment |
Application Type | Engine fuel system component for truck, marine, construction, industrial, agricultural, forestry, mining, and power generation applications; used by diesel repair shops, fleet maintenance companies, engine rebuilders, parts distributors, marine service companies, and equipment owners |
Engineered as a direct replacement for worn or failed HEUI injectors, this Caterpillar 3126 series fuel injector delivers precise fuel metering and optimized atomization across demanding truck, marine, and industrial operating environments. Built for CAT 3126, 3126B, 3126E, and selected C7 diesel engines, the injector maintains stable injection response under variable engine load, supporting consistent combustion, smooth idle quality, and reliable cold-start performance in six-cylinder inline configurations.
Manufactured to OE-level specifications with heavy-duty construction, the unit integrates multiple part number cross-references including 222-5966, 10R-0781, 197-7107, 198-6605, 199-6065, 222-5926, and EX630781, allowing seamless interchange for engine rebuilders, fleet maintenance providers, and aftermarket distributors. The HEUI hydraulically actuated, electronically controlled design depends on correct high-pressure engine oil supply, making periodic fuel filter replacement, water separator draining, and diagnostic scanning essential to long service life.
Supplied as a single injector or a complete six-piece engine set, this remanufactured replacement serves global market demand across North America, Europe, the Middle East, Asia, Africa, and South America. Professional installation by trained diesel technicians is strongly recommended, with verification by engine serial number, old injector part number, engine arrangement number, injector trim code, and ECM calibration prior to fitment. Routine monitoring of injector balance data, solenoid circuit integrity, and combustion symptoms such as smoke, knocking, or misfire ensures continued reliability throughout the injector's operational life.
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...
Get in touch with us
Leave a Message, we will call you back quickly!