Snes Central: Super Mario Kart (pirate cart)

This is a pirated copy of Super Mario Kart, which is has a clone DSP1 chip.

Super Mario World (Nintendo SNES, 1992) for sale online

If you want to make a new game of Mario Kart, what would you do? : r/ mariokart

Bowser Jr. (Pirate), Nintendo

The Wonderful World of Colored Pirate Mario carts (20 Images) : r/retrogaming

Mario Kart 8 review

Mario Pirate Hacks, BootlegGames Wiki

The Complete History of Mario Kart games

Snes Central: Super 8 in 1 (pirate)

List of Super NES enhancement chips - Wikipedia