The original ACDelco water pump lasted 130,000 miles so I hope this one will last as well. Supplied with spare bolts, torque to specification. Do not reuse old screws. Also comes with a new felt pad which was originally just a rubber silicone ball. If you buy for the enclave as well, it will take around 4 hours to install. Please note that you can replace completely from below. Remove the front passenger wheel, inner fender liner, loosen the water pump pulley bolts before releasing the tension…