here is the difference in color between the H1d & H1e.
H1d cover is on the left, paint code "77". "capacitor discharge ignition" is written in black.
CLICK ON PICTURE FOR FULL SIZE IMAGE
H1e cover is on the right, paint code "1Y" & the writing is in GREEN.
here is the difference between the h1d & h1e
photo is courtesy of RB.
This is the difference between the h1d & h1e Swing Arm:
H1D & E seat latches are different:
The H1D chainguard is black where the later H1's are chrome.