Harley-Davidson used Panhead engines from 1947 to 1965 and replaced them with the Shovelhead from 1966 to 1984. The differences go beyond active years, though.
Anyone who collects stuff is probably familiar with the urge to find tiny versions of big things. Even better is when the tiny version is functional. That's what makes this minuscule 9cc ...
Harley-Davidson introduced the Panhead V-Twin in the fall of 1947 as a replacement for the Knucklehead engine for the upcoming 1948 model year. It would go on to power a number of iconic ...