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Thermostat Housing and Water Necks

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Thermostat Housing and Water Necks

Thermostat housing, water neck, water outlet, coolant housing…they’re all names for the same thing. This component is where the upper radiator hose plugs...

Thermostat housing, water neck, water outlet, coolant housing…they’re all names for the same thing. This component is where the upper radiator hose plugs in, and it also contains your mechanical thermostat. Grab a stock replacement to replace a leaky or broken one, dress up your engine with a chrome or anodized finish, or use a 360° swiveling model for versatility on your custom cooling system.

Top Brands

Our powerful search tools make it easy to find the right water neck from manufacturers like Meziere, Dorman, Mr. Gasket, Four Seasons, Trans-Dapt, ACDelco, and so many more.

Thermostat housing, water neck, water outlet, coolant housing…they’re all names for the same thing. This component is where the upper radiator hose plugs in, and it also contains your mechanical thermostat. Grab a stock replacement to replace a leaky or broken one, dress up your engine with a chrome or anodized finish, or use a 360° swiveling model for versatility on your custom cooling system.

Top Brands

Our powerful search tools make it easy to find the right water neck from manufacturers like Meziere, Dorman, Mr. Gasket, Four Seasons, Trans-Dapt, ACDelco, and so many more.

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Results 1 - 5 of 5

Dorman Thermostat Housings 902-1024

Dorman Thermostat Housings 902-1024

Dorman Thermostat Housings 902-1024

Water Neck and Thermostat Housing, Ford, Mercury, Each

Part Number: RNB-902-1024

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Dorman Thermostat Housings 902-1033

Dorman Thermostat Housings 902-1033

Dorman Thermostat Housings 902-1033

Water Neck and Thermostat Housing, Stock, Cast Aluminum, Natural, Ford, Lincoln, Mercury, Each

Part Number: RNB-902-1033

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Dorman Thermostat Housings 902-1001

Dorman Thermostat Housings 902-1001

Dorman Thermostat Housings 902-1001

Water Neck and Thermostat Housing, 60 Degree, Steel, Natural, Ford, Mercury, Each

Part Number: RNB-902-1001

3.86 out of 5 stars ( 37 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Dorman Thermostat Housings 902-1035

Dorman Thermostat Housings 902-1035

Dorman Thermostat Housings 902-1035

Water Neck and Thermostat Housing, Stock, Steel, Natural, Ford, Mercury, Each

Part Number: RNB-902-1035

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

Dorman Thermostat Housings 902-1052

Dorman Thermostat Housings 902-1052

Dorman Thermostat Housings 902-1052

Water Neck and Thermostat Housing, Stock, Steel, Natural, Aluminum, Mercury, Each

Part Number: RNB-902-1052

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/13/2025

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Estimated Ship Date: Monday 10/13/2025

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