Cooling

New temperature sending unit for the 1970 - 1971 Mercury Cougar and Ford Mustang with an actual temperature gauge and a 428, 428CJ (Cobra Jet) or 429CJ (Cobra Jet) engine. Replaces Ford Part #:...

Fits all* Ford V-8 engines, 1967 - 1973. *- NOTE: This will fit in the 351C, 351M or 400 but will not block off the port to recirculate the water back through the engine.  This can cause the...

For use in any 1967-1973 Mercury Cougar except for the 351c in stock configuration. Will work on 351c when you use this Bypass / Restriction plate conversion part. ...

Fits all* Ford V-8 engines, 1967 - 1973. *- NOTE: This will fit in the 351C, 351M or 400 but will not block off the port to recirculate the water back through the engine. This can cause the engine...

For use in any 1967-1973 Mercury Cougar except for the 351c in stock configuration. Will work on 351c when you use this Bypass / Restriction plate conversion part. Check out this video ...

195 Degree Thermostat for the 351C, 351M or the 400. Factory spec temp for these engines is 192 degrees. Properly blocks off port that recirculates the water through the engine.

This fail safe thermostat can save you from costly engine damage during an overheat. They feature an exclusive technology that locks the valve open position if overheating occurs. This allows for...

For use in any 1967-1973 Mercury Cougar except for the 351c in stock configuration. Will work on 351c when you use this Bypass / Restriction plate conversion part. ...

Temperature thermostat for use in very early 1967 cars with 390 engines. 2-1/2 inches in diameter, 195°degree opening like OEM Ford. This is a Stant brand of thermostat. Note, this is a larger...

Reproduction concours correct premium thermostat for the 351C. This is the correct thermostat you would use in conjunction with the new concourse restrictor / by-pass plate on 70 - 73 Cougars and...

Fits all* Ford V-8 engines, 1967 - 1973. *- NOTE: This will fit in the 351C, 351M or 400 but will not block off the port to recirculate the water back through the engine.  This can cause the...

Cast construction with very good quality chrome. Looks great with chrome valve covers and air cleaner. For some helpful tips on upgrading your Cougar (or Mustang) cooling system, check out our video ...