Hello all
I have a 1991 Larson 18 laser se
With a mercuiser 3.7L alpha 1 Gen I and I currently have a 17x14.5 prop. At WOT I'm running about 38mph at
5300 rpm. I am not familiar with the 3.7L. But 5300rpm seems a bit high (at least compared to the 3.0L , 4.3L and 5.7L that were in our...