The XDP X-TRA Cool Water Pump (With Housing) XD666 is a high-quality replacement for the failed water pump on your GM 6.6 LB7/LLY Duramax engine. This Water Pump comes with the housing which is known to leak or erode due to cavitation and or corrosion in the cooling system.

This is a direct-fit replacement that includes the necessary seals for a hassle-free installation. Each pump is manufactured to factory specifications giving you a factory fit and function.
Features:

• Includes New Seals
• Direct-Fit Replacement
• Meets OEM Specifications
• Includes Water Pump and Housing
• 2 Year/Unlimited Mileage

Specs:

• Housing Material: Aluminum
• Hub Height: 2.515 Inch
• Impeller Material: Grey Iron
• Impeller Rotation: Standard
• Impeller Vane Quantity: 8
• Includes Back Housing: Yes
• Mounting Hole Quantity: 5
• Outlet Quantity: 3

Notes:

• The harmonic balancer bolt will need to be removed to replace your water pump.
• The factory bolt is a torque-to-yield fastener (TTY) for one time use and must be replaced.