Caterpillar original Engine diesel INJECTOR 178-0199 177-4754 10R-0782 10R-9237 3126E Fuel Injector for E322C E325C CAT950G CAT962G original new injector
Caterpillar original Engine diesel INJECTOR 178-0199 177-4754 10R-0782 10R-9237 3126E Fuel Injector for E322C E325C CAT950G CAT962G original new injector
OE Number | 178-0199 |
Packaging | Industrial Export Packaging |
Installation Position | Engine cylinder fuel injection system |
Brand | Caterpillar |
Vehicle / Equipment Application | Excavator Caterpillar / CAT, Wheel Loader Caterpillar / CAT, Wheel Harvester Caterpillar / CAT, Truck / Industrial Equipment Caterpillar / CAT, Construction Machinery Excavator and loader owners, Fleet Maintenance Truck and equipment fleets, Mining Support Heavy equipment operators, Forestry Equipment Harvester and material handling operators |
Application Type | Industrial / Commercial |
Injector Type | Diesel Fuel Injector |
Cross Number / Universal Number | 178-0199, 1780199, 10R-0782, 10R0782, 128-6601, 1286601 |
Product Type | Diesel Fuel Injector / Unit Injector / HEUI-Type Injector |
Quality Standard | OEM Equivalent |
Warranty | Supplier-defined warranty; commonly 6 months or 12 months depending on product condition |
Applicable Engine | CAT 3126, 3126B, 3126E, C7 |
As a critical component of the fuel system, the Caterpillar 178-0199 injector plays a vital role in maintaining engine performance and reliability. The injector assembly plays a critical role in engine combustion efficiency by controlling fuel quantity, injection timing, spray pattern, and fuel atomization characteristics. Proper injector performance directly impacts overall engine power, fuel efficiency, exhaust emissions, and cold starting capabilities. This injector ensures that your engine operates at peak efficiency while minimizing downtime and maintenance costs. It's designed to deliver consistent fuel delivery, optimal combustion, and reliable operation in diverse operating conditions, from construction sites to mining operations and marine applications. This component is an excellent investment in maintaining your equipment's performance and productivity over time, ensuring that your machinery operates at its best day after day while minimizing downtime and maximizing your operation's efficiency and profitability. It is built with durable materials and advanced engineering techniques to ensure that it can withstand the challenges of heavy-duty use while providing optimal fuel delivery and combustion efficiency. The Caterpillar 178-0199 fuel injector, also searched as 1780199, is a diesel injector assembly used for Caterpillar CAT 3126 series diesel engines, including commonly listed applications for 3126, 3126B, 3126E, and C7 engines. It is widely referenced in the aftermarket and replacement-parts market for CAT excavators, loaders, integrated toolcarriers, wheel harvesters, trucks, and industrial diesel equipment. CAT’s official parts page identifies 178-0199 as a Cat Unit Injector for engines and fuel injection systems, and notes that fitment should be confirmed against the machine’s configuration and Caterpillar dealer data before purchase. This product page is designed for B2B buyers, diesel repair shops, fleet maintenance teams, equipment dealers, importers, exporters, and heavy-equipment parts distributors looking for a database-style product listing for CAT 3126 fuel injector 178-0199 / 10R-0782. 1. Core Product Information Table 2. OE.











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