Water pump illustration – not the actual part
Diesel Parts Direct logo
Roll over image to zoom in Click on image to zoom
Water pump illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Caterpillar3100 SeriesWater Pumps

DS-120-8402 Water Pump For 3116, 3126, C7, And C9 Caterpillar Engines

(Heavy Duty)

OEM #: 1208402SKU: DS1208402

Ships in 1-2 days

$332.15

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

The DS-120-8402 heavy duty water pump can be used in the following Caterpillar engine models:

  • 3116
  • 3126 truck with an engine serial number of 1WM1 and above
  • 3126B
  • 3126E
  • C7
  • C9
SKU DS1208402
OEM Number 1208402
Part Type Water Pumps
OEM Brand CATERPILLAR

Aftermarket warranty

View full warranty details
  • Orders are processed the same or next business day
  • Expedited shipping options available at Checkout
  • If same-day shipping is critical, please call to confirm availability

View full shipping policy

Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.