The Outer Limits

late 70's Honda XL's series

XL 350?

1977 Kawasaki Z 1000 Z1-R /vehicle_20282-Kawasaki-Z-1000-Z1-R-1977.html

Honda Aero 80 (Honda LEAD in Japan)

I'd agree: http://www.motorscooterguide.net/Pictures/85Aero80Rightside.JPG 1983-1985. Filmed in Vancouver, so it may be called Mascot ('83-'84 only then) or Aero 80, but it looks like that says Aero 50. And in the IMCDb naming tradition, this scooter should be called Honda NH 80 Aero...