Dirt Bike racing game. Versions 3.1 and 4.3 are available here. The B&W version 2.1 has its own page.
Controls: Mouse only. Move up / down in window to control speed and left / right to lean back and forward.Compatibility
Runs best in 256 colors.
Issues: Emulation in SheepShaver (and Basilisk?) is unplayable because of mixed up timing. Physics is too slow.