Availability
CVR intake manifold water filler necks are O-ring sealed at the intake manifold, eliminating the need for a gasket. Made of 6061-T6 billet aluminum and bright anodized, they are available for Chevrolet and Chrysler engines with options for 1 1/2 in. or -16 AN hose fittings. Stainless steel hardware is included.
Not Yet Reviewed
$52.99
Philadelphia Racing Products billet swivel thermostat housings make the connection from your upper radiator hose to your engine. Each water neck is fully CNC-machined from 6061-T6 billet aluminum and able to swivel 360 degrees. The housings come complete with stainless steel mounting hardware and O-ring for positive sealing. All units will accept any standard thermostat and one of Philadelphia Racing's O-ring style water pump fittings. Order the size and finish you prefer for your application.
( 5 )
$69.99
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$94.99
These Canton Racing water neck spacers are designed to move the thermostat and housing up 1 in. higher than the intake manifold. This increased thermostat height is helpful for cars that have radiators slightly higher than the intake manifold. They are manufactured from billet aluminum and have a clear anodized finish applied for protection. Canton Racing water neck spacers feature one 1/2 in. NPT and two 3/8 in. NPT female threaded ports to connect your hoses or lines.
( 9 )
$68.00
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
$106.55
March Performance thermostat housings are available in several styles and finishes covering a wide range of vehicle engine applications. Each housing is CNC-machined from 6061 T-6 aluminum and available polished, black anodized, or clearcoated. Most styles include mounting hardware and an O-ring for a clean seal. The 1.5 in. radiator hose neck swivels inside of base for perfect routing. March Performance thermostat housings are compatible with OEM and numerous aftermarket thermostats. Choose the one designed for your application.
( 7 )
$54.95
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$66.95
CSR thermostat housings are constructed from CNC-machined billet 6061-T6 aluminum, with a variety of anodized color options. These water necks are available for 1 1/4 in., 1 1/2 in., or -16 AN fitting hose connections. The flange is sealed at the manifold with an O-ring, eliminating the gasket. Stainless steel hardware is included. Order the housing designed for fitment with your vehicle and engine application.
( 36 )
$66.95
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$102.95
These Summit Racing™ 360 degree swivel water necks are constructed from high-quality T6-6061 billet aluminum and feature a beautiful, bright-anodized, machined finish. The flange is sealed at the manifold with an O-ring, eliminating the gasket, and stainless steel hardware is included.
( 27 )
$91.99
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