I always thought the side opening was for air flow. Turns out, it's the only way to work on the valves. So after removing the wheel, my fat as has to fit in here. Needless to say, it was a one arm install.
Installing the valve
Finding top dead center for timing is easy with the head off
What's the firing order?
New bolts, all 33 of them!
I got it running yesterday, but I have water leaking out of the exhaust stud I replaced, so it looks like I need to tear it back down !!
Hopefully this weekend. It's pisses me off, I missed the issue. I don't realize the stud went into a water passage. It also passes through the exhaust port. Fingers crossed it can be fixed with ease. I had to helicoil the stud in place.