Johnson 70hp 1995 Rebuilt 0.30 WSM Pistons @7.5 break-in hour

Rebuilt Johnson 70hp with block from 86 rebored to 0.30.
0.30 WSM Cast Pistons
0,09mm piston play
140PSI on all three cylinders
Raker 20” prop
Ockelbo B16 1980 made in Sweden
Max speed 36.2 knots (GPS)
30knots @ 5000rpm
Plane at 3000rpm