ORIGINAL: Dan S
The other thing is, the M435/3 is not a direct bolt on since it is made to fit a 3/16 shaft.
The drive system will have to be replaced or make some shims to fit the prop to the shaft.
Dan.
[link=http://www.offshoreelectrics.com/products.php?cat=93]M435/3[/link] has a 1/8th inch hub...
Sean