Home › Forum › Ask A Member › 1957 Evinrude 5½ & 7½ Prop: The Same? › Re: 1957 Evinrude 5½ & 7½ Prop: The Same?
May 16, 2015 at 5:41 pm
#16112
Nope
If you put the 5.5HP prop on the 7.5, you get a definite reduction in usable power. I’m not sure what happens if you do the opposite.