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Thermostats, Housings & Fillers

Part Groups

Results 1 - 5 of 5

On Sale

Mr. Gasket Chrome Plated O-Ring Water Necks

Mr. Gasket chrome plated water necks feature an O-ring style seal to prevent water leaks. Precision die-cast for a great fit, they're first polished to a high luster, then beautifully chrome plated for lasting beauty. These water necks come complete with an O-ring and mounting bolts.

4.23 out of 5 stars ( 64 )

$29.11


$21.83

On Sale

Mr. Gasket Water Necks

Mr. Gasket offers replacement water necks in a variety of styles, materials, finishes, sizes, and angles. Water necks help to hold the vehicle's thermostat in place as it opens and closes—to regulate the flow of coolant through your engine. The opening in the water neck created by the thermostat allows coolant to flow from the radiator back to the engine. Order the model recommended for your vehicle.

3.7 out of 5 stars ( 114 )

$34.72


$22.57

On Sale

Weiand Aluminum Water Necks

Finish off your intake manifold with one of these Weiand swivel water necks. They'll provide you with good looks, excellent quality, and precise fit at a great price. The water necks are manufactured from high-quality aluminum and come in your choice of polished, chrome plated, or black powdercoat finishes. Weiand water necks are also available in four different outlet configurations—so you can get the right fitment for your cooling system. All water necks include an O-ring seal, plate, and hardware for easy installation.

4.02 out of 5 stars ( 42 )

$36.31

$43.02


$19.97

$23.66

On Sale

Racing Automotive Group Water Outlet Restrictors

Racing Automotive Group water outlet restrictor kits allow you to limit the coolant flow leaving the engine in order to control the amount of heat absorbed by the coolant itself. Limit the flow with these three round aluminum plates with 5/8 in., 3/4 in., and 1 in. I.D. holes. Just mount the appropriate plate under the water outlet on the intake manifold for a simple temperature control solution. Restrictor kits are available for a wide range of year/make and engine applications from the 1950s and up.

Not Yet Reviewed

$9.99


$8.99

On Sale

Racing Automotive Group Aluminum Water Necks

Racing Automotive Group offers polished aluminum water necks for a wide range of year/make and engine applications. The swivel manifold filler necks easily adjust the angle. These replacements come with an O-ring seal and hardware for installation.

Not Yet Reviewed

$49.99


$44.99

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