Originally Posted by
werewolf255
KS105174
I picked it up at a parks and rec auction as an "Unknown Japanese Vintage Bike" and the design matches up to 1970/1971, maybe?
Badge missing, green, most decals removed/stripped but paint looks original
Hello werwolf255 and welcome to the forum.
The serial number is in the range of the American Eagle marque name. I think you have the year dates right. The decals are right for the American Eagle.
I have seen a green Olympiad model.