Ford Mustang/Cougar 1964-1973 Repair Guide



See Figure 1

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Fig. Fig. 1: Don't mix up the engine block ID number with the engine code

Before 1968, all engines used in the cars bore the serial number on the top surface of the engine block, near the crankcase breather pipe, at the front left side of the engine. From 1968 to the present, this serial number has appeared on a tag which is usually mounted under the coil.