I once dropped a little cylinder-shaped battery terminal spacer on my old C10 Concours. Found it by accident half a year later. In the airbox...Not the first time something like that has happened. A few years back. I dropped a chassis screw into the black hole known as the engine well. Couldn't find it. Ordered a replacement. A year later, after running all over the country, one day I went out to the garage to work on the bike, and . . .