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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.
( 113 )
$41.68
$22.57
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$63.05
Replace your stock thermostat housing with new parts from Dorman. These quality replacement components offer solution upgrades for your coolant system, and they are available for several applications. Don't wait for your engine to overheat or for the check engine light to illuminate--upgrade to reliable, OE-fitting thermostat housings from Dorman.
( 175 )
$12.99
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$48.95
On Sale
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.
( 63 )
$22.94
ACDelco water necks and thermostat housings fit your vehicle just like the originals. When you need to restore the efficiency of your water inlet/thermostat housing, these quality replacements fix your issues with leak-free performance and peace of mind. The units are available in a variety of configurations for applications from the 1960s and up. You can be assured that not only the fit, but also the function will be just as expected. Replace your water necks with one of the same from ACDelco.
( 31 )
$8.99
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$17.99
Replace your stock thermostat with new parts from Dorman. These quality components offer solution upgrades for your coolant outlets. Dorman offers thermostats for several applications. Don't wait for your engine to overheat or for the check engine light to illuminate--upgrade to reliable, OE-fitting thermostats from Dorman.
( 29 )
$28.99
Granatelli Motor Sports billet thermostat housings will upgrade your OE plastic housing to prolong the life of your motor. Factory units are known to crack, resulting in coolant loss. These replacement housings are made from 6061-T6 aluminum—and include a high-flow thermostat with copper, brass, and stainless steel construction for high reliability. No gaskets are required; the housings use factory bolts on the outside to maintain OE look and function, and they can be installed with basic hand tools. Order the model recommended for your engine application.
( 1 )
$203.30
Four Seasons water necks are offered in a wide selection for most popular import and domestic vehicles. These water necks include the necessary gaskets or O-rings where applicable.
( 249 )
$8.99
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$18.99
These Proform aluminum water necks are a great accent for your engine. They're available in several styles with either neoprene O-ring gaskets or regular gaskets to eliminate leakage.
( 26 )
$16.99
On Sale
Earl's leads the way for LS engines! OE water pumps come with push-on barbs for clamping the standard radiator hoses. Push-on hose connections just don't meet the demands of extreme performance. Earl's LS water pump adapter kits convert both the inlet and outlet to -20 AN fittings. The kits work with all LS water pumps; an O-ring adapter plate is included that upgrades early LS water pumps to the later, less restrictive style of thermostat. Features include: * Billet aluminum and stainless steel components * Anodized protection on aluminum components * Requires thermostat upgrade on early LS water pumps * Welding required
Not Yet Reviewed
$163.95
$90.95
PRW water necks are available with a rubber O-ring or a standard paper gasket for a leak-free seal. They're made from cast or billet aluminum, straight or angled, with either a natural or polished finish. Order the model recommended for your engine application.
Not Yet Reviewed
$26.27
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$65.22
Four Seasons outlet and thermostat housing kits are designed and manufactured from durable materials. These direct-fit engine coolant components meet or exceed OEM standards and include quality gaskets or O-rings. They are 100 percent leak tested to ensure proper sealing and performance.
( 5 )
$65.99
Mopar Replacement water neck housings offer high-quality, along with an original equipment fit and function to keep your favorite Chrysler, Dodge, Plymouth, or Jeep rolling down any road you choose to travel. For a direct fit and reliable operation, service your vehicle with genuine Mopar Replacement water necks maintain the legendary performance you've come to expect.
( 5 )
$11.99
Replace your leaking thermostat housings with ones from Crown Automotive. They offer a quality selection to fit several applications. Keep your coolant where it belongs and avoid overheating issues with one of Crown's thermostat housings.
( 3 )
$11.99
Continental coolant filler necks are designed to transfer glycol-based coolants to and from the radiator, as well as through other components in your vehicle's coolant system. They're made from quality material to be durable enough to withstand the extreme changes in temperature that frequently can cause them to leak. Continental coolant filler necks will provide leak-free performance, a consistent flow of coolant, and a lesser chance of overheating.
Not Yet Reviewed
$16.99
On Sale
Mr. Gasket high-performance thermostats are designed to resist large variations in coolant pressures that can occur at high rpms. Under these conditions, coolant temperature and pressure fight for control of the thermostat, keeping it from opening at its designed temperature. These balanced high-performance thermostats have brass-and-copper construction, and open at the right temperature regardless of engine rpm.
( 234 )
$29.11
$21.83
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$31.46
Mr. Gasket offers these high-quality thermostats for GM LS series automobile and light truck engines that utilize a separate thermostat and water neck. They're available in 160 and 180 degree temperatures to suit your engine application.
( 25 )
$36.74
MotoRad offers UltraStat thermostats for a wide range of car, truck, and van applications from the 1980s and up. Their heavy-gauge stainless steel components provide increased reliability and long-lasting durability. The thermostats feature exclusive BLVT Valve Technology to minimize thermal shock to cooling system components. Select the model and opening temperature rating recommended for your vehicle. Additional details: * Stainless steel thermal element for unmatched corrosion resistance * Revolutionary REAX wax mixture provides quicker reaction time * AccuSpring design for stable temperature control and increased cabin comfort
( 4 )
$8.99
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$16.99
MotoRad offers thermostats with gasket seal for a wide range of car and truck applications from the 1990s and up. They feature high-grade stainless steel and copper construction, and are 100 percent tested and calibrated for consistent, precise response to your cooling system needs. The thermostats provide an OE design for worry-free direct-fit replacement; they meet or exceed factory standards. Order the model (and opening temperature rating) recommended for your vehicle.
( 10 )
$9.99
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$19.99
MotoRad offers fail-safe thermostats for a wide range of vehicles. These OE-style replacements are designed for a direct-fit and optimum performance. High-grade stainless steel and copper construction assure good response to temperature changes in the engine coolant. The thermostats are 100 percent tested and calibrated to meet or exceed factory standards. Order the model recommended for your application.
( 2 )
$10.99
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$20.99
In racing, precision is everything--from the driver's skill to each component under the hood. A racing engine thermostat isn't just about maintaining a lower temperature; it must endure the relentless demands of high-flow, high-pressure environments that standard parts simply can't handle. MotoRad Spec-R racing thermostats are engineered to offer rapid response and precise temperature control under extreme conditions, allowing optimal engine performance without compromise. They are manufactured to provide durability, withstand intense vibrations, and maintain reliability at every stage, ensuring that racers get consistent performance, lap after lap. Run your vehicle with maximum cooling efficiency; select the Spec-R racing thermostat best suited to your vehicle's needs. Features: * Black oxide coating for high temperature tolerance, corrosion resistance and life-long durability * Lower than OE opening temperature for cooler engine operation, resulting in more power * Specially formulated Spec R heat element mixture for faster response time * Proprietary gasket composition to withstand high-pressure/high performance cooling systems Note: Gaskets/seals may or may not be included.
Not Yet Reviewed
$20.99
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$88.99
With one of these low-temperature JET thermostats, you get consistent engine cooling and increased horsepower by reducing engine temperature. You'll also obtain more precise metering of water throughout your engine—as well as a long product life, since the thermostats are made from stainless steel.
( 137 )
$18.94
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$24.71
All thermostats are not created equal. MotoRad thermostats offer superior, consistent performance that begins at the heart of their design. The ELAC heat motor, with its unique properties, provides a precise response to your vehicle's cooling system needs. Powered by a precisely formulated thermal-responsive wax pellet in a heat-conducting copper cup equipped with a stainless steel piston, the heat motor is 100 percent calibrated to ensure quality and performance. MotoRad encases the motor in a stainless steel assembly with a self-cleaning, self-aligning valve, flange, bridge, and spring for a securely sealed unit that will keep your engine temperature within OEM specifications. All thermostats are not alike; so, when you want a well-engineered product, look for MotoRad thermostats.
( 4 )
$4.99
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$8.99
Motorcraft thermostats are constructed for strength and rigidity, with a mounting flange designed to properly fit and seat the thermostat in the housing. The streamlined Venturi nozzle gives you maximum coolant flow, and the stainless steel spring offers precise operating compression.
( 5 )
$22.99
MotoRad offers the best coverage of thermostats in the world for almost any vehicle and engine on or off the road, and their high flow thermostats stand up to the most demanding automotive cooling systems. Thermostats play a critical role in maintaining the working temperature of the engine by positively affecting the efficiency of combustion and transfer of power, consumption of fuel, emission of pollutants, and life of the engine. Manufactured with OEM specifications and processes, these high flow models feature a copper case and wax compound that assures rapid response to temperature changes in the coolant. Keep your engine happy and order the MotoRad high flow thermostat best suited for your application. Product features include: * Larger opening for increased coolant flow * High-grade stainless steel and copper construction provides increased strength and durability * Meets or exceeds OEM standards with consistent and precise response to cooling system needs * 100 percent tested and calibrated * May also include (application dependent) offset design, air relief valve, and/or OEM-style seals
( 1 )
$3.99
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$6.99
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