:arrow: 1916 PowerPlus V4 Twindian.
It's a 1916 Indian Power Plus that the original owner converted to a twin engine sometime before 1924.
Original Power: 2-61 cubic inch 1916 Indian "PowerPlus" engines
Before 1986 ristoration.
here you can see the twin!!
Ristored.
Dont have found more info!!! 8)