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92-99.5 Chevy/ GMC 6.5L DieselSite High Volume Water Pump

New 1992-1999.5 Chevy/GMC 6.5L High Output water pump with gasket. Fits all 1992-1999.5 Chevy/GMC 6.5L diesel engines with Bolt on Pulley.

The OEM 6.5L waterpumps were rated at 80 GPH.  This HO waterpump is rated at 130 GPH.

This helps combat the "hot spots" inside the heads by providing more flow through them.

All DieselSite water pumps come with a lifetime warranty to the original purchaser.

Cross Reference to replace OEM Part Number:

AM General 05744662
GM 12530176, 19168610, 88894036, 251-590

Engine Models:

  • 1992-1999.5 GMC Savana (6.5L) Diesel
  • 1992-1999.5 GMC Sierra, Chevy Silverado (6.5L) Diesel
  • 1992-1999.5 Suburbans "C" and "K" models 1500 and 2500 (6.5L)
  • Part number: WPGMHO


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