Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
Speedway Motors Logo
America's Oldest Speed Shop ®

Search

Canadian Leaf
Products

Shop Muscle Car Cooling At Speedway Motors

Speedway Motors has the cooling system components performance American muscle car street engines require. We stock heavy duty aluminum radiators to fit many models. Depend on our quality aluminum water pumps, electric fans and expansion tanks to keep your muscle car cool. All the horsepower in the world isn't worth a thing if you can't keep it cool so get the best quality parts at the lowest possible prices from Speedway Motors!

"Muscle Car, Thermostat, Gasket, and Housing" Page 1 of 1

  • Chevy/Mopar Chrome Water Neck, Gasket Sealed
    Chevy/Mopar Chrome Water Neck, Gasket Sealed
    (Part #7204987)
    x
                These thermostat housings will fix your leak with a gasket seal design.  They feature a beautiful chrome finish and are designed as a universal application for most Chevy and Mopar engines with stock intake manifolds.  This design works with a Mopar thermostat only.  Late model Mopar style thermostats suggested.
    • Neck goes straight up, must use Mopar thermostat
    • Beautifully chrome plated
    • Uses gasket for a perfect seal
    • Center-to-center of mount bolts:  3-1/4"
    • Neck/hose size:  1-1/2"
    • Hardware included

    Water neck fits:

    • Chevy Small Block V8
    • Chevy 90 Degree V6
    • Late Mopar V8
  • LSX/Vortec Thermostat Housing, Polished Aluminum
    LSX/Vortec Thermostat Housing, Polished Aluminum
    (Part #57545411)
    x
                

    These cast aluminum thermostat housings come in Polished Aluminum finish.

    Center to center is 3". The outer hole is 7/8" center to center from closest hole. 

  • Speedway 180 Degree High Flow Thermostat
    Speedway 180 Degree High Flow Thermostat
    (Part #91015703)
    x
                

    Speedway takes a quality Robertshaw 330-180 high flow 180° thermostat, then modifies it to function properly in high RPM, high flow applications. They feature a balanced sleeve design and are strongly recommended for any performance application. Fits most domestic applications.

    • 2-1/8" diameter 
    • High flow 180° thermostat
    • Balanced sleeve design
    • Recommended for any performance application
    • Fits most domestic applications

    Learn more about the importance of the thermostat with cooling systems and how they work by reading our tech article, Cooling System Principles.

  • Chevy Straight Aluminum Water Neck
    Chevy Straight Aluminum Water Neck
    (Part #91015822)
    x
                

    Water neck is die-cast, polished aluminum. The O-ring sealed water neck rises straight up for best possible radiator hose access. Fits all Chevy V8's 1955-86 and accepts normal GM thermostats and 1-1/2" I.D. hoses. Includes hardware.

    Bolt hole dimension is approximately 3-1/4" center-to-center.

  • 1966-86 Small Block Chevy Water Neck Bolt Kit, Stainless Steel
    1966-86 Small Block Chevy Water Neck Bolt Kit, Stainless Steel
    (Part #91303830)
    x
                

    These stainless steel bolt kits will dress up your S/B Chevy engine while giving it corrosion-resistant performance. Allen head.

    • (1) bolt is 1.72" long and threaded the entire length
    • (1) bolt is 1.00" long and threaded the entire length
    • Includes washers
    • 1966-86 small block Chevy
    • Stainless steel
    • Allen head
  • 1955-65 Chevy Water Neck Chevy Bolt Kit, Stainless Steel
    1955-65 Chevy Water Neck Chevy Bolt Kit, Stainless Steel
    (Part #91303829)
    x
                These stainless steel bolt kits will dress up your S/B Chevy engine while giving it corrosion-resistant performance. Allen head.
            
  • Chevy 90 Degree Pivoting Aluminum Water Neck
    Chevy 90 Degree Pivoting Aluminum Water Neck
    (Part #91015821)
    x
                

    Pivoting water neck is die-cast, polished aluminum. The O-ring sealed water neck rises at a 90° angle and can be rotated for best possible radiator hose access. Fits all Chevy V8's 1955-86, and accepts normal GM thermostats and 1-1/2" I.D. hoses. Includes hardware.

    Bolt hole dimension is approximately 3-1/4" center to center. 

  • Small Block Chevy Thermostat Gasket
    Small Block Chevy Thermostat Gasket
    (Part #91028A)
    x
                Use gasket for a perfect seal. Small Block Chevy (SBC) thermostat gasket. Works with 910-15703. 
            
  • Weiand 7134WIN Remote Thermostat Housing
    Weiand 7134WIN Remote Thermostat Housing
    (Part #8057134)
    x
                

    Permits use of a normal thermostat in a location away from your intake manifold. This aluminum casting has three 1/2" NPT ports to attach hoses from cylinder heads or intake.

    These have 2 5/8"-18 holes on the bottom of the housing.  They are spaced 1-3/8" on center.

  • 1966-86 Chevy Chrome Water Neck, Gasket-Sealed Style
    1966-86 Chevy Chrome Water Neck, Gasket-Sealed Style
    (Part #7204789)
    x
                

    Neck is angled towards drivers side. Beautifully chrome plated. Uses gasket for a perfect seal.

    Fits all '66-'86 Chevy V8.

  • 1966-77 Small Block Ford Chrome Water Neck, Gasket-Sealed Style
    1966-77 Small Block Ford Chrome Water Neck, Gasket-Sealed Style
    (Part #7204790)
    x
                

    Beautifully chrome plated water neck for 1966-1977 Ford 289, 302, 351W engines. Uses gasket for a perfect seal. 

    Does NOT have threaded port for sending unit.

  • Chrome O-Ring Water Neck for Late Model Chevy and GM
    Chrome O-Ring Water Neck for Late Model Chevy and GM
    (Part #7209468)
    x
                Beautifully chrome plated water necks. Uses O-ring for a perfect seal. Has a 1/2" NPT for a temp gauge fitting.
            
  • King Chrome 1966-86 Small Block Chevy Water Neck Bolt Kit
    King Chrome 1966-86 Small Block Chevy Water Neck Bolt Kit
    (Part #91303810)
    x
                A bolt kit for a 1966-1986 S/B Chevy water neck. All feature that unique King Chrome premium chrome plating. Fits Small Block Chevy (SBC).
            
  • 1955-65 Chevy Chrome Water Neck, Gasket-Sealed Style
    1955-65 Chevy Chrome Water Neck, Gasket-Sealed Style
    (Part #7204788)
    x
                

    Neck extends straight forward at upward angle. Beautifully chrome plated. Uses gasket for a perfect seal. 

    Fits all '55-'65 Chevy V8.

  • King Chrome 1955-65 Small Block Chevy Water Neck Bolt Kit
    King Chrome 1955-65 Small Block Chevy Water Neck Bolt Kit
    (Part #91303809)
    x
                A bolt kit for a 1955-1965 S/B Chevy water neck. All feature that unique King Chrome premium chrome plating. Fits Small Block Chevy (SBC).
            
  • AFCO 80312-15 Chevy Aluminum Thermostat Housing, 15 Degree Neck
    AFCO 80312-15 Chevy Aluminum Thermostat Housing, 15 Degree Neck
    (Part #1068031215)
    x
                

    These thermostat housings are die-cast, polished aluminum. The O-ring sealed water neck rises at a 15° angle and can be rotated 360° for best possible radiator hose access. Includes hardware. 

    Fits all Chevy V8's 1955-86, and accepts normal GM thermostats and 1-1⁄2" I.D. hoses.

  • Chrome Water Necks for 1966-86 Chevy, O-Ring Style
    Chrome Water Necks for 1966-86 Chevy, O-Ring Style
    (Part #7209229)
    x
                                Beautifully chrome plated water necks. Uses O-ring for a perfect seal.                     
            
  • LSX/Vortec Thermostat Housing, Cast Aluminum
    LSX/Vortec Thermostat Housing, Cast Aluminum
    (Part #57545410)
    x
                These cast aluminum thermostat housings come in Cast finish.
            
  • Painless 30111 Thermostatic Switch, 185 Degrees On, 175 Degrees Off
    New
    Painless 30111 Thermostatic Switch, 185 Degrees On, 175 Degrees Off
    (Part #91030111)
    x
                

    This thermostat from Painless Performance allows your electric fan to turn off and on at your desired temperature you want. Recommended for all electric fan installations, these thermostat switches are sure to keep your engine cool and running.

    • 185 Degrees ON, 175 Degrees OFF
    • Thermostatic switch and 1/2"NPT to 3/8"NPT adapter only
    • Sold Individually
  • Chevy 45 Degree Pivoting Aluminum Water Neck
    Chevy 45 Degree Pivoting Aluminum Water Neck
    (Part #91015820)
    x
                

    Pivoting water neck is die-cast, polished aluminum. This O-ring sealed water neck rises at a 45° angle and can be rotated for best possible radiator hose access. Fits all Chevy V8's 1955-86 and accepts normal GM thermostats and 1-1⁄2" I.D. hoses. Includes hardware.

    Bolt hole dimension is approximately 3-1/4" center to center.

  • Garage Sale - Thermostat Cover Bolt Kit, Straight
    Garage Sale
    Garage Sale - Thermostat Cover Bolt Kit, Straight
    (Part #576115)
    x
                

    Dress-up thermostat bolt kits for straight thermostat covers.

     

    These thermostat bolt kits are garage sale priced because they are new old stock.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

     

  • Garage Sale - 49-53 Flathead Straight Water Neck
    Garage Sale
    Garage Sale - 49-53 Flathead Straight Water Neck
    (Part #UP35425)
    x
                

    Clearance!

     

    Replace your corroded or missing Flathead water neck.  Made of cast aluminum for a good seal.

    • Uses 1-1/4" hose
    • Two required per engine
     
    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS   
  • Garage Sale - Chevrolet Water Neck Adapter
    Garage Sale
    Garage Sale - Chevrolet Water Neck Adapter
    (Part #5606099.GS)
    x
                

    Clearance!!

     

    **NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS**

     

    These adapters enable the top water outlet to be placed in a forward position in relation to the engine, otherwise it's necessary to use a flex hose on late model installations.

     

    Fits Chevrolet.  Offenhauser p/n 6099 

  • Garage Sale - Milodon Chrysler 160 Degree Thermostat
    Garage Sale
    Garage Sale - Milodon Chrysler 160 Degree Thermostat
    (Part #91016405.GS)
    x
                Please view the product's page for more information
            
  • Garage Sale - Earls Chrome Econ-O-Fit Hose Clamp #24
    Garage Sale
    Garage Sale - Earls Chrome Econ-O-Fit Hose Clamp #24
    (Part #324900324)
    x
                

    These hose clamps are garage sale priced because they have been discontinued from our current product line.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

     

  • Garage Sale - Stainless Steel Clamp Cover
    Garage Sale
    Garage Sale - Stainless Steel Clamp Cover
    (Part #91120002)
    x
                

    This is a stainless steel clamp cover. It measures 3-3/4" x 2-1/2".

     

    Clearance!

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS