Re: 196? 40hp Johnson Supe rSeaHorse
ELTO controls are an OMC made product, so that should be fine.
As far as model on the Johnson 40's, the 1960 is an RD(s) -22 and just go in consecutive order from 22 for the next year. I.E
RD(S) 23 = 1961
RD(S) 24 = 1962
and so on.