1974 GMC P-Series Performance Thermostats

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    • (0 reviews)
      # 491973425
      GMC P-Series 1974, Thermostat Housing by CSR Performance®. Designed with exceptional craftsmanship, this first-rate product ensures maximum results when it comes to keeping engine temperatures down. Made from sturdy materials, it...
      High quality at an affordable priceExpertly made from premium materials
      $55.43 - $146.87
    • (0 reviews)
      # 911870150
      GMC P-Series 1974, Fail Safe Series™ Engine Coolant Thermostat by MotoRad®. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock in the...
      Exclusive, patented designHigh quality Stainless Steel and Copper construction
      $9.24 - $9.27
    • (0 reviews)
      # 911912868
      GMC P-Series 1974, High-Flow Series™ 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...
      Made of stainless steelProvide increased flow
      $6.28
    • (0 reviews)
      # mpn4468246711
      GMC P15/P1500 Van / P25/P2500 Van / P35/P3500 Van 1974, 0.47" Fiber Engine Coolant Thermostat Gasket by Cometic Gasket®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $2.17
    • (0 reviews)
      # 71656952
      GMC P-Series 1974, Professional™ Engine Coolant Thermostat by ACDelco®. ACDelco has a Thermostat and Cap for most GM vehicles on the road today. Engineered to work with your car, truck or SUV, ACDelco Professional Thermostats come in...
      Heavier-duty components and greater flow rates than standard-line thermostats.Designed to be OE-like.
      $2.67 - $7.63
    • (0 reviews)
      # 48537816
      GMC P-Series 1974, Economy Thermostat by Gates®. Depth from Flange: 0.78". Flange Diameter: 2.125". Height from Flange: 0.88". If you want to keep your vehicle safe on the road for many years to come, go with this Gates product....
      Great design and functionMade from sturdy materials
      $2.69 - $2.83
    • (0 reviews)
      # 48537819
      GMC P-Series 1974, Engine Coolant OE Type Thermostat by Gates®. Depth from Flange: 0.78". Flange Diameter: 2.125". Height from Flange: 0.8". If you want to keep your vehicle safe on the road for many years to come, go with this Gates...
      Great design and functionMade from sturdy materials
      $3.18 - $3.32
    • (0 reviews)
      # 48537824
      GMC P-Series 1974, Premium Thermostat by Gates®. Depth from Flange: 0.91". Flange Diameter: 2.125". Height from Flange: 0.91". If you want to keep your vehicle safe on the road for many years to come, go with this Gates product....
      Great design and functionMade from sturdy materials
      $4.51 - $4.59
    • (0 reviews)
      # 906424938
      GMC P-Series 1974, Economy Thermostat without Check Valves and Seal by Stant®. Without Jiggle Pin. Get fast engine warm-up and dependable engine operating temperature with a Stant thermostat. Stant’s exclusive ELAC® Thermostat...
      Quality construction ensures exact fit and prolonged service life.Stainless steel bridge with channel-design for strength and rigidity.
      $1.81
    • (0 reviews)
      # 906455914
      GMC P-Series 1974, OE Type Thermostat without Gaskets, Check Valves and Seal by Stant®. Without Installation Tool and Jiggle Pin. OE Quality. Get fast engine warm-up and dependable engine operating temperature with a Stant thermostat....
      Quality construction ensures exact fit and prolonged service life.Stainless steel bridge with channel-design for strength and rigidity.
      $3.10 - $3.41
    • (0 reviews)
      # 101806335
      GMC P-Series 1974, Premium Thermostat without Check Valves and Seal by Stant®. Without Jiggle Pin. Get fast engine warm-up and dependable engine operating temperature with a Stant thermostat. Stant’s exclusive ELAC® Thermostat...
      Quality construction ensures exact fit and prolonged service life.Stainless steel bridge with channel-design for strength and rigidity.
      $4.60 - $4.65
    • (0 reviews)
      # 911947856
      GMC P-Series 1974, Economy 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.
      Offer precise pressure controlEnsure the proper fit
      $1.31
    • (0 reviews)
      # 911866177
      GMC P-Series 1974, 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.
      Offer precise pressure controlEnsure the proper fit
      $2.21 - $2.47
    • (0 reviews)
      # 83174772
      GMC P-Series 1974, Coolant Thermostat Housing by Dorman®. Bolt Hole Diameter: 0.313". Quantity: 2 Bolt Hole. Finish: Natural. Re-engineered to address common failure points in the original equipment, Dorman’s Engine Coolant Thermostat...
      Direct replacement for a proper fit every timeHoses slide on for easy installation
      $5.59 - $9.29
    • (0 reviews)
      # mpn4466345031
      GMC P-Series 1974, Professional™ Engine Coolant Thermostat Housing Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $0.39
    • (0 reviews)
      # 761718706
      GMC P-Series 1974, Engine Coolant Thermostat Housing Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources,...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $1.05 - $1.06
    • (0 reviews)
      # mpn2404829682
      GMC P-Series 1974, Engine Coolant Thermostat Housing Gasket by Stant®. Hole Diameter: 1.81". 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
      $0.30
    • (0 reviews)
      # mpn589686
      GMC P-Series 4.1L / 4.8L 1974, Engine Coolant Thermostat Housing Gasket by Victor Reinz®. Location: Housing to Head. Material: Paper. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $0.69
    • (0 reviews)
      # mpn4482322405
      GMC P-Series 5.7L 1974, Engine Coolant Water Outlet Gasket by Apex Auto®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $0.60
    • (0 reviews)
      # 1093866002
      Coolant Thermostat Housing by Proform®. Type: Straight Up. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $15.63
    • (0 reviews)
      # 1093788013
      Coolant Thermostat Housing by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent performance and...
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $15.09 - $19.02
    • (0 reviews)
      # 1093683000
      Officially Licensed GM Coolant Thermostat Housing by Proform®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide...
      Officially Licensed GM ProductsCarefully designed to improve the performance of your vehicle
      $22.49 - $22.64
    • (0 reviews)
      # mpn3526362186
      0.39" Fiber Water Outlet Gasket by Cometic Gasket®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement product...
      Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability
      $0.99
    • (0 reviews)
      # mpn2009337113
      GMC P-Series 1974, Thermostat Housing Gasket by MotoRad®. MotoRad seals and gaskets are made from high quality materials suitable for resistance to high temperatures and engine coolant to maintain a superior, long lasting seal.
      Made of High quality materialsResistance to high tempertures
      $0.26



    1974 GMC P-Series Models
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