Engine & Under Hood

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. ...

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. Replaces Ford Part #: D0ZZ-8592-A.

Thermostat water neck or 'Connection - Water Outlet' as it is called in the Ford manuals. Fits 1970-73 351C or 351 Cleveland engines as found in 1970-73 Mercury Cougars and most all other Fords with...

Used timing chain cover for any 351C or Cleveland engine from 1970-74. Mercury Cougar and Ford Mustang and additionally fits 351M / 400M engines. All steel construction without excessive rust or...

Folks, this one just doesn't fit. Probably fits a 1973 or later 302 Ford, but not on the Cougar? The crankshaft center hole is 2-9/16 inches, the originals were just over 2 inches in diameter....

Set of 3 bolts for installing an OEM Ford timing cover, which originally came on all 1970-73 Mercury Cougars with 351C or Cleveland engines or 1970-74 Fords including Mustang with 351 Cleveland...

Stamped Steel Pointer Mounts to Timing Chain Cover. Correct for 351C in most 1970-72 Mercury Cougar or Ford anything including Mustang. Can be used on any 1970-74 351C engine from Ford. Technically,...

Stamped Steel Pointer Mounts to Timing Chain Cover. Correct for 351C in any 1973 Mercury Cougar or Ford Mustang. Technically, 1972 California 351C cars and 1973 351C cars used this timing pointer....

Used C-4 transmission 90 degree brass fitting for the rear oil cooler line. Fits 1967-68 Mercury Cougar and 1965-73 Ford Mustang where applicable.Not all of the transmissions had a 90° fitting....