Entex 3-D Grand Prix (1981, LCD, 4 AA batteries, Model# 6021)
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Concept by Mike Hennig
Case designed by Ortega Orr / Ron Chesley
Electronics designed and programmed by Dan Schiffman
Fairly rare LCD game. Entex made 2 LCD games (this and 3D Escape! 1000 Mazes, which was also going to be released as Treasure Quest). Apparently this game contained the most complex LCD display screen created (at that time).
Do I have this? Yes, boxed (this is mine pictured).