Click on a pic to enlarge:

• 80's S&S Flywheel Timing Marks:
  • The two punch marks with “F” to the right and “T” to the left is TDC Front Cylinder.
  • The solid line with “F” to the right of it is Front Advance.
  • The single punch mark with “R” to the right of it is Rear advance.

80's SS Flywheel 1)