This is a old vertical reed 1987 Merc 175hp powerhead pushing my 23 seacraft with a 17p enertia in a little chop.
https://www.youtube.com/watch?v=jg7c...ature=youtu.be
With the 15P mirage plus WOT bounced b/w 39-40 with a full tank.
with the 17p enertia I had no problem hitting 42-43