Techron bottle oil-fill funnel
An empty Techron bottle with the bottom cut off makes a perfect oil-fill funnel for most motorcycles. The long neck allows it to reach those hard to reach filler holes. The fact that it's thin allows it to fit inside the oil fill hole.
The laws of the road are superseded by the laws of physics.
"But I had the right of way!" makes a pretty crappy epitaph.