15r 115 bubble back

[41hat]

ok i picked up a 71 15r and am going to rig a 115-140 johnrude on the back. i have a 24 merc chopper i am going to try first. high how will i have to run this motor to get it the boat to handle?
low water pickup ?
setback ?
thanks mark

 

[BGohr]

Like this

 

[41hat]

thanks bill,well looks like the prop is right, can't tell much more
mark

 

[BGohr]

Well the height is like 1/2 below, the motor is set back 2 3/4" and that has a Yammie prop on it and I wouldn't even try a Chopper on it, too much bow lift

 

[41hat]

thanks bill what what speed are you seeing