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Celebrating Over 20 Years in Parts Sales

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Cooling System

37 products
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Regular price from $7.99
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New temperature gauge sender for 1990-97 Miata.  This switch operates the temperature gauge inside the car.  The switch is located on the back of the cylinder head on 1990-93 and for 1994-97 it is ...
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Rubber plug/cap kit includes 8 plugs.  Used for plugging heater hoses and vacuum lines.   (2) 3/4" I.D. Thick rubber (2) 5/8" I.D. Thick rubber (2) 1/2" I.D. Thin rubber (2) 3/8" I.D. Thin rubber
Regular price from $3.39
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New water pump gasket for 1990-05 Miata 1.6L and 1.8L.  Choose from aftermarket (fiber) or OEM (metal embossed).
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Coolant hoses found in the engine bay on 1990-2000 Mazda Miata.  All hoses are OEM Genuine Mazda.  See picture and letter for hose location.  
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New engine block freeze plugs for Mazda Miata 1990-2000.  Expansion plugs install in the engine block and cylinder head.  Choose from sets or singles for your year Miata.   1994-2000 sets:  41mm an...
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Regular price from $17.99
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Regular price $32.99
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New radiator hose for 1999-2005 Miata.  Choose from upper or lower and aftermarket or OEM (Genuine Mazda).  
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New water pump for 1990-2005 Miatas.  Choose from OEM or aftermarket pump and the correct style of pump for the year of your car.  Aftermarket pumps come with gaskets, OEM pumps do not.  Gasket set...
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Regular price $168.99
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New OEM Mazda water pump inlet pipe for 1990-2000 Mazda Miata 1.6L and 1.8L engines.  Genuine Mazda, Made in japan.  
Regular price $69.99
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New OEM radiator coolant overflow tank with cap for 1990-1997 Miata. 
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Rubber fuel or coolant hose in sizes 1/4", 5/16" and 3/8".  Choose between standard pressure and high pressure.   Sold by the foot.  Order quantity of one for 12" of hose, quantity of two for 24" o...
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Regular price $145.00
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New radiator for Mazda Miata 1990-1997.  Stock replecement.  For automatic or manual equipped cars.  
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New Genuine Mazda OEM thermostat housing cover.  Choose from early style 1990-93 (with sensor port) or later 1994-2005.  Aluminum thermostat cover, Made in Japan part.
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New OEM radiator drain plug with O-ring for Mazda Miata.  These plugs are for original radiators.  Choose from 2 styles: A:  1990-1993, 12mm Threads B:  1994-2005,  10mm Threads
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Regular price $6.99
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Brass 5/8" barb connector. Great for making custom heater hoses or for fuel tank vent hoses
Regular price $359.00
Sale price $359.00
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Koyo performance aluminum radiator.  Will fit 1990-1997 Mazda Miata.  Stock replacement radiator. The Hyper V-Core Series is the newest to the Koyorad All Aluminum Racing Radiator line up. An engin...
Regular price $13.99
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Redline Water Wetter Unique agent for cooling systems that doubles the wetting ability of water Rust and corrosion protection allows for use of straight water in racing or reduced antifreeze level...