Thread subject: Whaler Central - Boston Whaler Boat Information and Photos :: Which of 2 older 2-strokes should I use?

Posted by mtjarrett on 07/21/21 - 8:14 AM
#6
When determining the HP rating for my hull, how precise of measurements do I use for determining the "factor"?

i.e.
The measured boat length is 16'7" and the width at the transom is 5'7".

2 X 16.6 X 5.6 - 90 = 95.92 = 100HP
2 X 17 X 6 - 90 = 114 = 115HP