Originally Posted by phragle

I dont do outboards..but a 2 stroke thats been sitting 10 years...I would replace the crank seals. 2 strokes and airleaks are not a good combo.

Originally Posted by bigmike253

Yup, I have the right plugs and no damage to them either. It's weird because it will crank fine with just the bottom plug installed and then when I thread the top plug in, even just a bit it will stop the rotation. So that leads me to believe it is a problem with the top cylinder (vertically aligned).

Port Monster, I'm think I am following your advice and pulling the head. But man that flywheel is really on there. I'm try to find a way to pull it off. I have gotten the top nut off and then been soaking the center with penetrating oil, but that thing wont budge.