View our Specials! Coupon Code: SaveIn2026
Exedy Clutch and Flywheel Sale
X
Vehicle Set: Click here to shop All Buick Roadmaster parts.

Buick Roadmaster Thermostats

Looking for aftermarket parts to modify or upgrade your Buick Roadmaster with thermostats? At Tunersports.com we carry a huge selection of the top name brand performance thermostat parts and accessories.

Thermostat Parts:

Only show in-stock parts

Edelbrock Thermostat

Edelbrock
Edelbrock Thermostat 8603
IN STOCK - DROPSHIPS
8603
Edelbrock thermostats are designed to ensure consistent cooling in high-performance applications. Feature a brass and copper valve assembly with a stainless steel body for durability. This 160 Deg F thermostat is a bolt-on OEM style replacement that measures 53mm....
Edelbrock Thermostat High Flow 054mm 160-Deg
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$73.80
Details
Edelbrock Thermostat 8604
OUT OF STOCK
8604
Edelbrock thermostats are designed to ensure consistent cooling in high-performance applications. Feature a brass and copper valve assembly with a stainless steel body for durability. This 180 Deg F thermostat is a bolt-on OEM style replacement that measures 53mm....
Edelbrock Thermostat High Flow 054mm 180-Deg
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$73.80
Edelbrock Thermostat 8605
IN STOCK - DROPSHIPS
8605
Edelbrock thermostats are designed to ensure consistent cooling in high-performance applications. Feature a brass and copper valve assembly with a stainless steel body for durability. This 195 Deg F thermostat is a bolt-on OEM style replacement that measures 53mm....
Edelbrock Thermostat High Flow 054mm 195-Deg
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$74.83
Details
Edelbrock Thermostat 8606
IN STOCK - DROPSHIPS
8606
Edelbrock thermostats are designed to ensure consistent cooling in high-performance applications. Feature a brass and copper valve assembly with a stainless steel body for durability. This 160 Deg F thermostat is a bolt-on OEM style replacement that measures 63mm....
Edelbrock Thermostat High Flow 063mm 160-Deg
1953-1958 Buick Roadmaster Base
1957-1957 Buick Roadmaster 75
$76.05
Details
Edelbrock Thermostat 8607
OUT OF STOCK
8607
Edelbrock thermostats are designed to ensure consistent cooling in high-performance applications. Feature a brass and copper valve assembly with a stainless steel body for durability. This 180 Deg F thermostat is a bolt-on OEM style replacement that measures 63mm....
Edelbrock Thermostat High Flow 063mm 180-Deg
1953-1958 Buick Roadmaster Base
1957-1957 Buick Roadmaster 75
$76.76

Gates Thermostat Seals

Gates
Gates Thermostat Seals 33008S
OUT OF STOCK
33008S
Gates 80-95 Chevrolet C/K Series Pickup Thermostat
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$35.52

Gates Thermostats

Gates
Gates Thermostats 33006
OUT OF STOCK
33006
Gates Universal 160 Degree OE Type Thermostat
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$36.39
Gates Thermostats 33009S
OUT OF STOCK
33009S
Gates 99-04 Jeep Grand Cherokee 195 Degree Thermostat
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$35.32
Gates Thermostats 33788S
OUT OF STOCK
33788S
Gates 92-96 Chevrolet Corvette Thermostat
1994-1995 Buick Roadmaster Base / Estate Wagon / Limited
$60.43

Mishimoto Thermostats

Mishimoto
Mishimoto Thermostats MMTS-GM-92L
IN STOCK
MMTS-GM-92L
Mishimoto has developed a racing thermostat specifically designed for the LT1/LT4- Chevrolet engine.Mishimoto racing thermostats promote greater cooling efficiency by significantly decreasing high engine temperatures.Once the engine is fully warmed up, the Mishimoto low-temperature racing thermostat...
Mishimoto Chev/Pontiac 92-96 Corvette/93-97 Firebird/Camaro LT1/LT4 Racing Thermostat
1994-1995 Buick Roadmaster Base / Estate Wagon / Limited
$51.28
Details
Mishimoto Thermostats MMTS-WRA-87L
IN STOCK - LOW
MMTS-WRA-87L
Mishimoto is proud to release a racing thermostat engineered to improve the cooling efficiency of your vehicle.Whether you are cruising to a show in your Monte Carlo or lifting the front tires at the strip in your Mustang, an effective cooling system is critical to the life of your engine.Mishimoto ...
Mishimoto Jeep Wrangler 2.5L/4.0L/4.2L Racing Thermostat
1991-1993 Buick Roadmaster Estate Wagon
1992-1993 Buick Roadmaster Base / Limited
$56.62
Details