I re-powered with twin rebuilt Yami 130’s last season, it’s a nice set-up on a 23. I have a 34mph cruse @ 4000rpm burning about 13-14 gph, with a 42+mph WOT.
The motors weigh 720lbs for the pair (100 lbs more than a single 4-stroke 250). I have an ‘85 and have no problem with wet feet.