1991 Mack Pinnacle Series Thermostats & Components
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- PAI®Engine Coolant Thermostat KitMack Pinnacle Series E6 Engine / E7 Engine 1991, 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...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$43.08
- PAI®Engine Coolant Thermostat with SealsMack Pinnacle Series E7 Engine 1991, Vented Engine Coolant Thermostat with Seals by PAI®. Temperature: 180/185F. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$82.47
- PAI®Engine Coolant Thermostat SealMack Pinnacle Series E6 Engine / E7 Engine 1991, 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...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$5.29