1991 Mack MH Water Pumps

Your 1991 Mack MH might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Water Pumps you desperately need.

We currently carry 5 Water Pumps to choose from for your 1991 Mack MH, and our inventory prices range from as little as $71.99 up to $272.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Water Pumps for the 1991 Mack MH. We only sell parts from trusted brands like Carquest Premium so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Water Pumps stock in-person!

Water Pumps for Your 1991 Mack MH

Driveworks Water Pumps – Water Pump (Part No.59-8215)

Water Pump

from

$272.99
Using advanced re-engineering materials and processes, our remanufactured water pumps match O.E. fit and performance. Each unit is supplied with new, unitized seals and the proper O.E.-specified bearing design to meet the specific radial and axial load re

Product Features:
  • 100% leak testing and hub-pull testing ensures reliable performance.
  • O.E.-supplied NEW unitized seals ensure long-lasting, trouble-free performance.
  • The proper O.E. specified bearing design is installed to meet the specific radial and axial load requirements of each application. This ensures longer bearing life and reliable performance.
  • Thermostat seal and mounting gasket are supplied for ease of installation (where applicable).
See More

Gates – Heavy-Duty Engine Water Pump (Part No.43240HD)

Heavy-Duty Engine Water Pump

from

$256.99
Product Features:
  • Our heavy-duty water pump o+ering is designed to handle severe and rigorous conditions
  • 100 percent fully tested unitized bearings and seals
  • Computerized machined surfaces for proper fit and sealing
  • Gates heavy-duty water pumps are represented as a part number with an HD suffix
  • Warranty: 18 months or 150,000 miles/5,400 hours, whichever comes first
  • New pumps manufactured to ISO/TS 16949 standards
See More

Driveworks Water Pumps – Water Pump (Part No.59-8057)

Water Pump

from

$109.99
Using advanced re-engineering materials and processes, our remanufactured water pumps match O.E. fit and performance. Each unit is supplied with new, unitized seals and the proper O.E.-specified bearing design to meet the specific radial and axial load re

Product Features:
  • 100% leak testing and hub-pull testing ensures reliable performance.
  • O.E.-supplied NEW unitized seals ensure long-lasting, trouble-free performance.
  • The proper O.E. specified bearing design is installed to meet the specific radial and axial load requirements of each application. This ensures longer bearing life and reliable performance.
  • Thermostat seal and mounting gasket are supplied for ease of installation (where applicable).
See More

Carquest Premium – Accessory Drive Belt Idler Assembly (Part No.T1020)

Accessory Drive Belt Idler Assembly

from

$99.99
The ASC New Tensioner Pulley features all new, original equipment-quality components for proper fit and long-life performance. Each idler includes heavy-duty unitized bearings and are 100% factory tested to assure the highest quality product. Each unit is built to meet or exceed all Original Equipment specifications and is validated for fit, form, and function. Also, application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust.

Product Features:
  • This pulley is used on accessory belt driven applications
  • Cast Iron
  • All bolts necessary for installation are supplied with pulley
  • Durable housing features precisely machined mounting surfaces for proper fit
See More

Carquest Premium – Engine Water Pump Adapter (Part No.T3009)

Engine Water Pump Adapter

from

$71.99
This back plate is an all new, original equipment-quality component for proper fit and long-life performance. Each plate is precision machined for optimal impeller clearance, plus all new back plates are 100% factory tested to assure the highest quality product. Each unit is built to meet or exceed all Original Equipment specifications and is validated for fit, form, and function. Also, application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust.

Product Features:
  • This plate may become worn during normal engine operation
  • It is highly recommended that the plate be replaced at the same time as the pump
  • Machined grey iron plate
  • Creates optimized impeller clearance for maximum coolant flow
  • Follow all enclosed instructions to maximize plate life and validate warranty
See More

FAQs for 1991 Mack MH Water Pumps

What are the most popular Water Pumps for the 1991 Mack MH?

With 3 brands you can trust, our most popular Water Pumps for the 1991 Mack MH parts are:
Heavy-Duty Engine Water Pump
from $256.99
This product is not rated
Heavy-Duty Engine Water Pump
Water Pumps
Accessory Drive Belt Idler Assembly
from $99.99
This product is not rated
Accessory Drive Belt Idler Assembly
Water Pumps
Water Pump
from $109.99
This product is not rated
Water Pump
Water Pumps