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Buick Roadmaster Thermostats and Housings

Thermostats and housings for the Buick Roadmaster span model years 1950–1996, covering engine coolant thermostats, complete thermostat and housing assemblies, and related gaskets and kits. Choose your model year above and this page keeps only the thermostats and housings that fit your Buick Roadmaster. Each listing is matched to our vehicle fitment data before it appears here.

1 - 30 of 44 results

Best Seller Free Shipping
Picture of Four Seasons Engine Coolant Water Outlet

Four Seasons Engine Coolant Water Outlet

44 reviews
Vehicle Specific
from $8
In Stock (10+)
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Picture of Motorad Fail-Safe Thermostat

Motorad Fail-Safe Thermostat

15 reviews
Vehicle Specific
from $5
In Stock (10+)
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Best Seller Free Shipping
Picture of Dorman Engine Coolant Thermostat Housing

Dorman Engine Coolant Thermostat Housing

28 reviews
Vehicle Specific
from $3
In Stock (10+)
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Picture of Motorad Engine Coolant Thermostat F with Seal

Motorad Engine Coolant Thermostat F with Seal

65 reviews
Vehicle Specific
from $4
In Stock (10+)
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Picture of Motorad High Flow Thermostat

Motorad High Flow Thermostat

73 reviews
Vehicle Specific
from $5
In Stock (10+)
Picture for manufacturer Motorad
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Picture of Motorad Engine Coolant Thermostat Housing

Motorad Engine Coolant Thermostat Housing

65 reviews
Vehicle Specific
from $5
In Stock (10+)
Picture for manufacturer Motorad
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Picture of Motorad Engine Coolant Thermostat

Motorad Engine Coolant Thermostat

7 reviews
Vehicle Specific
from $3
In Stock (10+)
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Picture of Mishimoto Racing Thermostat

Mishimoto Racing Thermostat

68 reviews
Vehicle Specific
from $69
In Stock (10+)
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Picture of Derale Performance 15719 Billet Fluid Control Thermostat Kit 1/2" NPT 180°F

Derale Performance 15719 Billet Fluid Control Thermostat Kit 1/2" NPT 180°F

50 reviews
Part: 15719
Vehicle Specific
$94.71
In Stock (10+)
Picture for manufacturer Derale Performance
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Picture of Mr. Gasket High Performance High-Flow Thermostat

Mr. Gasket High Performance High-Flow Thermostat

28 reviews
Vehicle Specific
from $32
In Stock (10+)
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Picture of Motorad Thermostat

Motorad Thermostat

56 reviews
Vehicle Specific
from $6
In Stock (10+)
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Picture of Beck/Arnley Thermostat with Housing Assembly

Beck/Arnley Thermostat with Housing Assembly

44 reviews
Vehicle Specific
from $21
In Stock (10+)
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Picture of ACDelco Engine Coolant Thermostat

ACDelco Engine Coolant Thermostat

14 reviews
Vehicle Specific
from $4
In Stock (10+)
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Picture of Painless Performance Electric Fan Thermostatic Switch

Painless Performance Electric Fan Thermostatic Switch

71 reviews
Vehicle Specific
from $35
In Stock (6)
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Picture of Motorad Fail-Safe Thermostat F with Seal

Motorad Fail-Safe Thermostat F with Seal

13 reviews
Vehicle Specific
from $6
In Stock (10+)
Picture for manufacturer Motorad
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Picture of Beck/Arnley Engine Coolant Thermostat - OE Replacement for Foreign Nameplate Vehicles

Beck/Arnley Engine Coolant Thermostat - OE Replacement for Foreign Nameplate Vehicles

50 reviews
Vehicle Specific
from $6
In Stock (10+)
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Picture of MAHLE TX Engine Coolant Thermostat

MAHLE TX Engine Coolant Thermostat

56 reviews
Vehicle Specific
from $8
In Stock (10+)
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Picture of Gates Engine Coolant Thermostat

Gates Engine Coolant Thermostat

9 reviews
Vehicle Specific
from $8
In Stock (10+)
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Picture of Mishimoto MMTS-GM-92L Racing Thermostat 160°F for Chevrolet LT1/LT4 Engines

Mishimoto MMTS-GM-92L Racing Thermostat 160°F for Chevrolet LT1/LT4 Engines

11 reviews
Part: MMTS-GM-92L
Vehicle Specific
$28.95
In Stock (10+)
Picture for manufacturer Mishimoto
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Picture of Jet Performance Low Temperature Thermostat - 180 Degree

Jet Performance Low Temperature Thermostat - 180 Degree

22 reviews
Vehicle Specific
from $22
In Stock (10+)
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Picture of Gates OE Type Engine Coolant Thermostat F

Gates OE Type Engine Coolant Thermostat F

49 reviews
Vehicle Specific
from $7
In Stock (10+)
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Picture of ACDelco Engine Coolant Thermostat Water Inlet Assembly

ACDelco Engine Coolant Thermostat Water Inlet Assembly

60 reviews
Vehicle Specific
from $30
In Stock (10+)
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Picture of Motorad Ultrastat Engine Coolant Thermostat

Motorad Ultrastat Engine Coolant Thermostat

10 reviews
Vehicle Specific
from $7
In Stock (10+)
Picture for manufacturer Motorad
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Picture of Mishimoto MMTS-WRA-87L Racing Thermostat Low-Temp 180°F Jeep Wrangler 2.5L/4.0L/4.2L 1987-2006

Mishimoto MMTS-WRA-87L Racing Thermostat Low-Temp 180°F Jeep Wrangler 2.5L/4.0L/4.2L 1987-2006

26 reviews
Part: MMTS-WRA-87L
Vehicle Specific
$34.95
In Stock (10+)
Picture for manufacturer Mishimoto
Free Shipping
Picture of Motorad Fail-Safe Engine Thermostat

Motorad Fail-Safe Engine Thermostat

74 reviews
Vehicle Specific
from $8
In Stock (10+)
Picture for manufacturer Motorad
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Picture of Gates Premium Engine Coolant Thermostat F

Gates Premium Engine Coolant Thermostat F

16 reviews
Vehicle Specific
from $9
In Stock (10+)
Picture for manufacturer Gates
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Picture of Gates Engine Coolant Thermostat Seal

Gates Engine Coolant Thermostat Seal

17 reviews
Vehicle Specific
from $5
In Stock (10+)
Picture for manufacturer Gates
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Picture of Edelbrock 8605 High Performance Thermostat 53mm 190 Degree

Edelbrock 8605 High Performance Thermostat 53mm 190 Degree

18 reviews
Part: 8605
$27.95
In Stock (10+)
Picture for manufacturer Edelbrock
Free Shipping
Picture of Motorad Engine Coolant Water Outlet

Motorad Engine Coolant Water Outlet

61 reviews
Vehicle Specific
from $4
In Stock (10+)
Picture for manufacturer Motorad
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Picture of GPD Engine Coolant Water Outlet

GPD Engine Coolant Water Outlet

52 reviews
Vehicle Specific
from $5
In Stock (10+)
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What's here for your Buick Roadmaster

  • Engine coolant thermostats, including OE replacement and performance options
  • Thermostat and housing assemblies and kits
  • Thermostat gaskets and sealing components

The widest selection here comes from Motorad, Gates, MAHLE, and Standard Motor Products. Other categories Buick Roadmaster owners shop for: Buick Roadmaster Springs and Suspension Parts, Buick Roadmaster Shocks and Struts and Buick Roadmaster Exhaust Hardware, or browse all Buick Roadmaster parts and accessories.