rings

Sooo... It happened. There are bubbles coming up in the rad and the bike gets hot in a hurry. While I have the heart open, what else should I do? Should I change the rings and chain? The list so far is pretty short, just change the gasket, check valve clearance. Any advice is appreciated!

The piston has three rings and a circular wire (looks a bit like a spring). Anyone know where the wire gets installed? I'm thinking it goes in the gap of the bottom ring, but it doesn't want to stay there, so I'm wondering if it goes somewhere else? Thanks, Mike

When I look at the 320mm rotors, I don't see the ABS rings. Do 320mm rotors still work with ABS?

Did a little video on Piston, Cylinders, Rings, Gaps, Measurements, Specs, assembly and more. For those of you who want to understand and learn more about them. https://www.youtube.com/watch?v=mwtRnJsA-XM .

Dear KTM: Cotter pins? Seriously? I guess it cost too much to slot the hinge pin and source a circlip, huh? And boy, that right side- nice clearance on the rear master cylinder dust boot. I guess thats easier to access before you install the brake parts. Stoopid cheap s***s. Oh. To...