Here's the old look of Switcheroo with a four-digit format and an absence of a clock.
Here's a perfect win under the 4-digit car format from May 24, 1993 (#8841D).
Here's another from 1996 with a five-digit format. Note that a clock has been added to the board.
Here's a playing of the game with Tyler van Haetsma, a disabled contestant from October 2, 2003 (#2614K). To accommodate him, then-Barker's Beauty Claudia Jordan placed the blocks in for him and he was given 45 seconds to play instead of the usual 30.
Here's a perfect playing from May 25, 2005 (#3293K).
Here's Switcheroo with the lighted spaces.
A close-up look at the timer.
This will indicate how many are right.
The updated prop with the dollar sign in the price of the car that is now red.