Hi Folks!<br /><br />I'm getting 44 mph on my homebuilt Rascal (see link below) using a new 10R17 (Michigan Wheel) on a '90 Merc 60hp, WOT 5500 rpm. I'm pretty happy with this performance, except for the fact that the designer pushed the prototype (in 1989) to 52 mph with essentially the same...