1981 Mack WS Thermostats & Components
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Gates®Heavy Duty Engine Coolant ThermostatMack WS700LS / WS700LST 9.0L 1981, Heavy Duty Engine Coolant Thermostat by Gates®. With Seal. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to...Great design and functionMade from sturdy materials$33.47 - $36.26 - MotoRad®Engine Coolant ThermostatMack WS 1981, Engine Coolant Thermostat by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high-quality product used in their vehicle. As...Offer precise pressure controlEnsure the proper fit$19.68 - $24.01
- PAI®Engine Coolant Thermostat KitMack WS700LST E6 Engine 1981, Engine Coolant Thermostat Kit by PAI®. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$43.08
- Stant®Heavy Duty Engine Coolant ThermostatMack WS 1981, Heavy Duty Engine Coolant Thermostat by Stant®. Get fast engine warm-up and dependable engine operating temperature with a Stant thermostat. Stant’s exclusive ELAC® Thermostat Cutaway heat motor has a uniquely...Quality construction ensures exact fit and prolonged service life.Stainless steel bridge with channel-design for strength and rigidity.$20.81 - $26.56
- PAI®Engine Coolant Thermostat GasketMack WS700LST 14.0L 14B Engine 1981, Engine Coolant Thermostat Gasket by PAI®. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than advertised. Perfect for your vehicle and...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$3.94
- MotoRad®Engine Coolant Thermostat and Housing AssemblyMack WS700LST 14.0L 1981, Engine Coolant Thermostat and Housing Assembly by MotoRad®. Temperature: 225F. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust...Offer precise pressure controlEnsure the proper fit$24.01
- iD Select®Engine Coolant ThermostatMack WS700LS / WS700LST 9.0L 1981, Engine Coolant Thermostat by iD Select®. Temperature: 180F. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$21.27Save: $2.12 (10%)$19.15
- PAI®Engine Coolant Thermostat SealMack WS700LST E6 Engine 1981, Engine Coolant Thermostat Seal by PAI®. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than advertised. Perfect for your vehicle and...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$5.29
- Stant®Engine Coolant Thermostat GasketMack WS700LS / WS700LST 9.0L Replaces # 25020 1981, Engine Coolant Thermostat Gasket by Stant®. Cut installation time by as much as 50% with Stat Lok® adhesive backed thermostat gaskets. They’ll hold the thermostat in place, leaving...Gaskets are cut to specific application requirementsStat Lok® Gaskets have adhesive backs to aid installation$5.31
