Classic Industries Restoration Parts and Accessories - Thermostats

This new style 2" thermostat assembly allows you to see your coolant without ever removing the radiator cap. Made from billet aluminum and the same specialized heavy borosilicate glass used in steam boiler systems it is...

This new style 2" thermostat assembly allows you to see your coolant without ever removing the radiator cap. Made from billet aluminum and the same specialized heavy borosilicate glass used in steam boiler systems it is...

This new style 2" thermostat assembly allows you to see your coolant without ever removing the radiator cap. Made from b illet aluminum and the same specialized heavy borosilicate glass used in steam boiler systems, it is...

This unique thermostat assembly allows you to see your coolant when the thermostat opens and how far it opens on unique a gradient scale without ever removing the radiator cap! Made from billet aluminum and the same...

This new style 2" thermostat assembly allows you to see your coolant without ever removing the radiator cap. Made from b illet aluminum and the same specialized heavy borosilicate glass used in steam boiler systems, it is...

This new style 2" thermostat assembly allows you to see your coolant without ever removing the radiator cap. Made from billet aluminum and the same specialized heavy borosilicate glass used in steam boiler systems it is...

This thermostat assembly allows you to see your coolant, when the thermostat opens, and how far it opens on unique gradient scale, all without ever removing the radiator cap. Made from billet aluminum and the same specialized...

This new style 2" thermostat assembly allows you to see your coolant, when the thermostat opens, and how far it opens on unique gradient scale, all without ever removing the radiator cap. Made from billet aluminum and the...

This unique thermostat assembly allows you to see your coolant when the thermostat opens and how far it opens on unique a gradient scale without ever removing the radiator cap! Made from billet aluminum and the same...

This thermostat assembly allows you to see your coolant, when the thermostat opens, and how far it opens on unique gradi ent scale, all without ever removing the radiator cap. Made from billet aluminum and the same...

This new style 2" thermostat assembly allows you to see your coolant, when the thermostat opens, and how far it opens on unique gradient scale, all without ever removing the radiator cap. Made from billet aluminum and the...

Original style radiator thermostat for various applications depending on your particular climate or engine requirements.

Original style radiator thermostat for various applications depending on your particular climate or engine requirements.

Nobody likes water leaks. These premium grade bolts are engineered to properly engage manifold threads and resist loosening. Available in black oxide with hex heads. Set includes two 1" bolts and washers.

Original style radiator thermostat for various applications depending on your particular climate or engine requirements.

Original style radiator thermostat for various applications depending on your particular climate or engine requirements.

This high performance thermostat is designed to resist variations in coolant pressure, opening and closing only at the correct temperatures, regardless of engine RPM. Thermostat is made from brass and copper with a high...

This high performance thermostat is designed to resist large variations in coolant pressures that occur at high RPM's where coolant temperature and coolant pressure fight for control of the thermostat keeping it from opening...

Replacement 195 degree thermostat for various 1982-93 Biuck, Cadillac, Chevrolet, GMC, Oldsmobile and Pontiac models.

Reduced engine temperatures provide a denser air/fuel mixture which helps produce more horsepower. Consistent control of engine temperature allows the engine to operate at its peak efficiency no matter what the driving...

This revolutionary gasket uses an aluminum gasket body with a silicone bead around crucial areas to seal irregularities between the intake manifold and thermostat housing. Compatible with all manifold materials on 1955-88...

An integral part of your classic vehicle's cooling system! This thermostat keeps coolant inside the engine to assist during warm up, and adjusts the flow of coolant to the radiator during normal operation. This particular...

Fully compatible with 2004-08 LS Series engines with a separate thermostat and water neck. The thermostat is rated at 186 degrees Fahrenheit. Original equipment design. Made of durable material for a long lasting life....

Reduced engine temperatures add life to your engine and provide a denser air/fuel mixture which helps produce more horsepower. Consistent control of engine temperature allows the engine to operate at its peak efficiency no...

An integral part of your classic vehicle's cooling system! This thermostat keeps coolant inside the engine to assist during warm up, and adjusts the flow of coolant to the radiator during normal operation. This particular...

The Hypertech PowerStat™ low temperature thermostat can improve performance in two ways: First by increasing the mass flow rate volume of intake air. Secondly by reducing the engine's tendency to detonate. Important:...

An integral part of your classic vehicle's cooling system! This thermostat keeps coolant inside the engine to assist during warm up, and adjusts the flow of coolant to the radiator during normal operation. This particular...

Moroso thermostat spacers make fixing fitment issues a snap. The billet aluminum spacers raise the thermostat and add ports for water lines to the cylinder heads. {specs} {fitment}

The Hypertech PowerStat™ low temperature thermostat can improve performance in two ways: First by increasing the mass flow rate volume of intake air. Secondly by reducing the engine's tendency to detonate. Important:...

This high flow modified thermostat features a balanced sleeve design and is constructed for high flow, high RPM applications. For use with Stewart Components Stage 2 high flow aluminum small block water pumps. Note: No...

This high flow modified thermostat features a balanced sleeve design and is constructed for high flow, high RPM applications. For use with Stewart Components Stage 2 high flow aluminum small block water pumps. Note: No...

This high flow modified thermostat features a balanced sleeve design and is constructed for high flow, high RPM applications. For use with Stewart Components Stage 2 high flow aluminum small block water pumps. Note: No...

Mishimoto's racing thermostat will promote greater cooling efficiency for your 1986-95 V8 Mustang, especially in modified or turbo applications. This thermostat will open at 154°, instead of the stock 190°, to allow...

The Hypertech PowerStat™ low temperature thermostat can improve performance in two ways: First by increasing the mass flow rate volume of intake air. Secondly by reducing the engine's tendency to detonate. Important:...

Fully compatible with 2004-08 LS Series engines with a separate thermostat and water neck. The thermostat is rated at 160 degrees Fahrenheit and incorporates a pressure relief valve Includes O-ring seal.

Fully compatible with 2004-08 LS Series engines with a separate thermostat and water neck, they open at 180 degrees Fahrenheit every time, regardless of engine rpm, and their high-flow design and brass and copper construction...

Some 6 cylinder engines do not have a water outlet to tap into on the front of the engine when installing a manifold heat plate. This thermostat housing spacer solves that problem by adding a water outlet. These spacers are...

Reduced engine temperatures add life to your engine and provide a denser air/fuel mixture which helps produce more horsepower. Consistent control of engine temperature allows and engine to operate at its peak efficiency no...

Billet Specialties polished billet aluminum thermostat housing for small-block Ford engines. These housings feature special Buna N® O-rings that eliminate the need for a gasket or sealant for a positive seal. The neck accepts...

The "Balanced Sleeve" design of this High Flow Thermostat equals out the pressure exerted on it by a high flow water pump allowing it to be solely regulated by coolant temperature. Stock thermostats tend to close by the...

Reproduction of the original thermostat housing authentically manufactured from aluminum offering an authentic appearance and fit. Installs on 1964-73 Ford small block 289, 302 and 351W engines. For use on models without...

Reduced engine temperatures add life to your engine and provide a denser air/fuel mixture which helps produce more horsepower. Consistent control of engine temperature allows the engine to operate at its peak efficiency no...

The "Balanced Sleeve" design of this High Flow Thermostat equals out the pressure exerted on it by a high flow water pump allowing it to be solely regulated by coolant temperature. Stock thermostats tend to close by the...

Reduced engine temperatures add life to your engine and provide a denser air/fuel mixture which helps produce more horsepower. Consistent control of engine temperature allows and engine to operate at its peak efficiency no...

Reproduction of the original thermostat housing authentically manufactured from aluminum offering an authentic appearance and fit. Installs on 1967-73 Ford 390, 427, and 428 big block engines. Features a 2 1/8" thermostat...

Reproduction of the original thermostat housing authentically manufactured from aluminum offering an authentic appearance and fit. Installs on 1967-73 Ford 390, 427, and 428 big block engines. Features a 2 1/8" thermostat...

Depending on your engine and application you will need one of these water necks to simplify your conversion. With three available (straight, 15° or 45°) all you need to do is verify which will work for you.

Easily installed in place of OEM parts. Supplied with bolts, gaskets or O-rings. {fitment}

Easily installed in place of OEM parts. Supplied with bolts, gaskets or O-rings. {fitment}

Water neck bolt sets with Pontiac Arrowhead logo stamped directly onto the head of the bolts. For 1978-87 Firebirds with Chevrolet small block engine.

The JET Fan Switch turns on the vehicle’s cooling fan at a lower temperature than stock for improved performance and engine longevity. Cooler operating temperatures increase horsepower by providing a denser air / fuel...

Easily installed in place of OEM parts. Supplied with bolts, gaskets or O-rings. {fitment}

Don’t entrust the life of your engine to old hoses suffering from dry-rot and deterioration! Replace your old hoses with these quality molded hoses manufactured by Goodyear. Each hose features the correct bends for a factory...

Noticing wear and tear on your distributor vacuum control valve's cap? No need to replace the entire valve when just the cap is deteriorating. This replacement plastic cap is your solution. Available only in black. ...

Chrome water outlet designed for Chevrolet V8 models and Mopar engines. Manufatured with zinc alloy and features a 1/2" thick base. Bolt to bolt distance is 3", and will accommodate 1.5 inch diameter hose. Easily installed in...

This high performance thermostat is designed to resist variations in coolant pressure, opening and closing only at the correct temperatures, regardless of engine RPM. Thermostat is made from brass and copper with a high...

This high performance thermostat is designed to resist variations in coolant pressure, opening and closing only at the correct temperatures, regardless of engine RPM. Thermostat is made from brass and copper with a high...

High Flow Thermostats aid the proper functioning of a high performance cooling system. Engineered to warm the engine to a proper operating temperature without allowing it to run hot enough to lose power. The "Balanced Sleeve"...