The Harley Davidson Shovelhead (shovel) was simply groundbreaking in its day. More power and better flow over the Panhead. The introduction of electric starter motors on some models.
The engine went on to be the first drag bike engine to break the 9 second quarter Mile in 1971.
1979 saw the introduction of electronic ignition.
FXE Super Glide, Electra Glide, FXWG (Wide glide), FXEF , FLH-S
four-speed, 74 Cubic inch. 1208cc
5 speed, 80 Cubic inch (1340cc) 1978 to 1985