Johnson Evinrude 307577 305410 Belt Outboard 40hp 1962-1973 Generator Alternator Complete Upper & Lower Gearcases but you should be able

but you should be able to just compare against your part number and also note whether or not you have the Deflector plate on the bottom as not all of them had these especially later models

95755A2 98503A2 98504A3

Item Description Mercury Part Number

These are for OMC GM engines only

2L MPI Alpha One™ All Years

Johnson Evinrude 307577 305410 Belt Outboard 40hp 1962-1973 Generator Alternator Complete Upper & Lower Gearcases but you should be ableBrand New Replacement belt! Part #'s Belt: Goodyear 307577, 0307577, 305410, 0305410 This may have been used on these different Johnson and Evinrude Models, Years and Horsepowers 35524, 35525, RD 23, RDL 23, RDS 23, RDSL 24, 35530, 35531, RD 24, RDL 24, RDS 24, RDSL 24, RK 24, RKL 24, 40302D, 40303D, 40352D, 40353D, 40362D, 40363D, 40372D, RD 25, RDL 25, RK 25, RKL 25, 40462, 40463, 40472, RD 26, RDL 26, RDS 26, RK 26 RKL 26 1962, 1963, 1964, 1965,