Fuel Pump 162-9612 for CAT Excavator 322C 325C Track Loader 953C 963C

162-9612 Fuel Transfer Pump

The 162-9612 fuel transfer pump is designed for Caterpillar unit injector fuel systems. Its spline-driven construction transfers diesel fuel from the tank and maintains a stable supply to the engine injection system.

This pump is used in selected Caterpillar 3126B and C7 engine applications. The 20R-3428 number is associated with the corresponding Caterpillar remanufactured fuel transfer pump reference.

Compatible Equipment Models

Excavator: 322C, 325C, 325C L

Track Loader: 953C, 963C

Wheel Loader: 938G II, 950G II, 962G II

Track-Type Tractor: D5N, D6N

Integrated Toolcarrier: IT38G II, IT62G II

Wheeled Excavator: M325C MH

Pipelayer: 561N

Other Applications: 460, 465, 470, SPP101

Common 162-9612 Fuel Pump Problems

A worn or damaged fuel transfer pump may be unable to maintain sufficient fuel flow to the unit injector system. This can cause difficult starting, unstable fuel pressure, irregular idling or reduced engine power under load.

Fuel leakage around the pump body or connections, intermittent engine shutdown and abnormal mechanical noise may also indicate internal wear or seal failure.

Common signs of a failing fuel transfer pump include:

Hard or delayed engine starting

Low or unstable fuel pressure

Irregular engine idling

Engine hesitation during acceleration

Reduced power under heavy load

Intermittent engine shutdown

Fuel leakage around the pump

Abnormal mechanical noise

Replacing the failed pump with a matching 162-9612 or 20R-3428 reference unit can help restore stable fuel delivery and normal engine performance.

FAQ

Which engines use the 162-9612 fuel transfer pump?

The 162-9612 fuel transfer pump is used in selected Caterpillar 3126B and C7 diesel engine applications.

Which equipment models are compatible with 162-9612?

Compatible applications include selected CAT 322C and 325C excavators, 953C and 963C track loaders, 938G II, 950G II and 962G II wheel loaders, and D5N and D6N track-type tractors.

What is the relationship between 162-9612 and 20R-3428?

162-9612 is the primary fuel transfer pump reference, while 20R-3428 is the associated Caterpillar remanufactured pump reference.

What warranty is provided for this fuel transfer pump?

Santianparts provides a 6-month warranty for this replacement fuel transfer pump.

Can Santianparts supply 162-9612 for bulk orders?

Yes. Santianparts supports B2B inquiries and bulk orders for distributors, repair shops and heavy equipment parts companies.