On a 50hp, I had 2 broken lower motor mounts that caused the sound you're describing.
With the motor in the straight down position and locked, pull back and forth about at the cavitation plate or torque adjustment to look for movement about where the lower tube of the yoke connects near the foot.
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'75 Cuddy with '00 Johnson Ocean Pro 150 horse
Benny
Last edited by tsubaki; 05-03-2008 at 12:14 PM.
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