HomeBelts and Cooling > Thermostat and HousingDorman 902-2064 Engine Coolant Thermostat Housing
Part #: 902-2064

Dorman 902-2064 Engine Coolant Thermostat Housing

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⚙️ 143 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, and Checker, C20, C30, C35, K20, K30, P20, P30, C2500, C3500, K2500, K3500, P2500, P3500, C2500 Suburban, K2500 Suburban, C20 Suburban, K20 Suburban, C10, G20, K10, P10, C1500, K1500, P1500, Camaro, Caprice, G30, Impala, Nova, Marathon, C10 Suburban, G10, K10 Suburban, K5 Blazer, C15, C15 Suburban, C25, G15, G25, G35, Jimmy, K15, K15 Suburban, and K25
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Reliable Engine Coolant Thermostat Housing for Chevrolet and GMC

The Dorman 902-2064 engine coolant thermostat housing is designed to provide a durable and precise fit for various Chevrolet and GMC models. Crafted from metal with a natural finish, this thermostat housing ensures reliable performance and long-lasting service in your vehicle's cooling system.

Key Features of the Dorman 902-2064 Thermostat Housing

  • Constructed from sturdy metal material for durability
  • Natural color finish for corrosion resistance
  • Includes a gasket for a secure, leak-free seal
  • Two mounting holes with 0.313-inch diameter for proper installation
  • 1.5-inch outlet port diameter compatible with specified cooling systems
  • 180-degree housing neck angle for correct coolant flow alignment
  • Package contains thermostat housing and gasket; bolts and thermostat not included

Detailed Description and Compatibility

This engine coolant thermostat housing by Dorman (part number 902-2064) is engineered to meet the specifications of multiple Chevrolet and GMC vehicles, including C10, C20, C30, C1500, C2500, C3500, Camaro, Caprice, Impala, Jimmy, K5 Blazer, K10, K20, K30, K1500, K2500, K3500, Nova, and various Suburban and van models such as G10, G20, G30, P10, P20, P30, P1500, P2500, and P3500. The metal construction ensures resistance to heat and pressure within the engine cooling system, while the included gasket helps maintain a tight seal to prevent coolant leaks. The 180-degree housing neck angle and 1.5-inch outlet port diameter are designed to match OEM specifications for proper coolant flow and system integration.

Common Applications and Problem Resolution

  • Replacement for cracked or damaged thermostat housings causing coolant leaks
  • Fixes overheating issues related to faulty or leaking thermostat housing
  • Restores proper coolant flow in Chevrolet and GMC trucks and SUVs
  • Addresses coolant contamination from housing corrosion or failure
  • Prevents engine damage by maintaining correct thermostat housing function

Installation Notes and Tips

When installing the Dorman 902-2064 thermostat housing, ensure the gasket is properly seated to avoid leaks. Use the two mounting holes with 0.313-inch diameter bolts (not included) to secure the housing firmly. Verify the 180-degree neck angle aligns with your vehicle’s coolant hoses for correct fitment. It is recommended to inspect the thermostat separately, as this housing does not include a thermostat. Always follow manufacturer torque specifications during installation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your Chevrolet or GMC vehicle. The 902-2064 thermostat housing undergoes rigorous quality control to ensure durability and fitment accuracy. Please refer to Dorman’s warranty policy for specific coverage details.

BrandDorman
Part Number902-2064
Air Vent (Bleeder Valve)No
Bolts IncludedNo
ColorNatural
Gasket Or Seal IncludedYes
Housing Neck Angle (┬░)180
MaterialMetal
Mounting Hole Diameter0.313
Mounting Hole Quantity2
O Rings IncludedNot Required
Outlet Port Diameter1.5
Package ContentsThermostat Housing with Gasket
Thermostat IncludedNo

This part fits 143 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1985ChevroletC204.8LL6N/AEngine coolant thermostat housing for cooling system.
1985ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1985ChevroletC354.8LL6N/AEngine coolant thermostat housing for cooling system.
1985ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1985ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1985ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1985ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1985GMCC25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1985GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1985GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1985GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1985GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1985GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletC204.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletC354.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1984ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCC25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCC2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCK2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1984GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletC204.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletC354.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1983ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1983GMCC25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1983GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1983GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1983GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1983GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1983GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletC204.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletC20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletK20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1982ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCC25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCC2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCK2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1982GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletC204.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletC20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletK20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1981ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCC25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCC2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCK2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1981GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletC104.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletC204.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletC20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletG204.1LL6N/ACover; w/Intergral Head
1980ChevroletK104.8LL6N/ACover; w/Intergral Head
1980ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletK20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletP104.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1980ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCC15004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCC25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCC2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCK15004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCK2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCP15004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1980GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletC104.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletC204.1LL6N/ACover; w/Intergral Head
1979ChevroletC20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletC304.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletCamaro4.1LL6N/ACover; w/Threaded Port
1979ChevroletCaprice4.1LL6N/ACover; w/Threaded Port
1979ChevroletG204.1LL6N/ACover; w/Intergral Head
1979ChevroletG304.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletImpala4.1LL6N/ACover; w/Threaded Port
1979ChevroletK104.1LL6N/ACover; w/Intergral Head
1979ChevroletK204.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletK20 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletK304.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletNova4.1LL6N/ACover with California Emissions.
1979ChevroletP104.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletP204.8LL6N/AEngine coolant thermostat housing for cooling system.
1979ChevroletP304.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCC15004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCC25004.1LL6N/ACover; w/Intergral Head
1979GMCC2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCC35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCK15004.1LL6N/ACover; w/Intergral Head
1979GMCK25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCK2500 Suburban4.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCK35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCP15004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCP25004.8LL6N/AEngine coolant thermostat housing for cooling system.
1979GMCP35004.8LL6N/AEngine coolant thermostat housing for cooling system.
1978ChevroletC104.1LL6N/ACover; w/Intergral Head
1978ChevroletC10 Suburban4.1LL6N/ACover; w/Intergral Head
1978ChevroletC204.1LL6N/ACover; w/Intergral Head
1978ChevroletC304.1LL6N/ACover; w/Intergral Head
1978ChevroletCamaro4.1LL6N/AEngine coolant thermostat housing for cooling system.
1978ChevroletCaprice4.1LL6N/ACover; w/Threaded Port
1978ChevroletG104.1LL6N/ACover; w/Intergral Head
1978ChevroletG204.8LL6N/ACover; w/Intergral Head
1978ChevroletG304.1LL6N/ACover; w/Intergral Head
1978ChevroletImpala4.1LL6N/ACover; w/Threaded Port
1978ChevroletK104.1LL6N/ACover; w/Intergral Head
1978ChevroletK10 Suburban4.1LL6N/ACover; w/Intergral Head
1978ChevroletK204.1LL6N/ACover; w/Intergral Head
1978ChevroletK5 Blazer4.1LL6N/ACover; w/Intergral Head
1978ChevroletNova4.1LL6N/ACover with California Emissions.
1978GMCG154.1LL6N/ACover; w/Intergral Head
1978GMCG254.8LL6N/ACover; w/Intergral Head
1978GMCG354.1LL6N/ACover; w/Intergral Head
1978GMCJimmy4.1LL6N/ACover; w/Intergral Head

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

465999613381489084890CH3064SKC84890TG133

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.