After running the Grand Sport boat with a 28” Mercury Racing ProMax prop for a while, I decided to try the 30” ProMax prop again
All in Project 150
Mercury 150 Four Stroke: ProXS Motor Mount Install and Details
Although we've done some testing and talked about the Allison Grand Sport quite a bit, we haven't examined the features of the 150 Mercury four stroke too closely, and we wanted to show the ProXS motor mount install.
Allison Grand Sport: Features, Details and Testing
We made a video taking a closer look at the Allison Grand Sport. There are quite a few unique features and designs in the 20’ hull.
Allison Grand Sport: Project 150, Gearcase Modification, Testing
I wish I had more time to run the Allison, and test a few more things. But, the good news is we did make one adjustment that made a difference, and the modification was directly related to our recent article about gearcases.