What did the FMX transmission come in?
What did the FMX transmission come in? The FMX is a standalone cast-iron three-speed automatic that was in production in various forms beginning in 1950. There was the large-case MX Ford-O-Matic and the small-case FX transmissions prior to '66. Is the FMX a good transmission? Registered. The FMX is a step between the C4 and C6. They're fairly reliable transmissions, just not a lot of support aftermarket wise for them. Also, with a cast iron main case, they're heavier than a C4. What years did Ford use the FMX transmission? The FMX was manufactured from 1968 to 1979, when the...