The "Jet Turbine" Y2K bike that Cary Ford rides to catch Henry actually exists - one is owned by Jay Leno. It's an MTT Turbine SUPERBIKE, powered by a Rolls-Royce Allison 250 turboshaft engine commonly used in helicopters.
Jesse James:
in the scene where Ford and Shane are talking inside the tent. Two of his custom choppers are used later in the movie as the bikes Henry James' drugs are stored in.
When Junior storms into the club where the band is playing, the camera pans up and over the audience where you can see the band standing around motionless on stage. The next shot is of the band jumping around and rocking out in time with the music.