Are you talking about a standard key or an offset key?
With a timing plate you don't need an offset key, use your standard key.
Unless you need an assload of timing...
Falling out? Flying out? What?!?
Do you mean fouling the plug?
If fouling is what you are doing then yes, an air leak can do this. It will also burn your pistons up. DO NOT ride anymore and fix the air leak!
No...
The coolest would be to have two of the blaster boost bottles then weld a banshee boost bottle to it. All that boost bottle-age would be one mean son of a bitch.
I'm calling the US patent office...