Here is the full list of all 20 Escargot Kart achievements.
Flipping ten times will probably make you dizzy.
Landed a thousand or more meter jump.
Collected all the yellow stars.
Collected all the red stars.
Collected all the purple stars.
Colleced all the grand stars.
Purchased 12 pieces of equipment.
Hit a bird.
Hit a fish.
Tipped a cow.
Hopped around on lava.
Hit a bullseye with Carlos.
Hit a bullseye with Fred.
Hit a bullseye with RMT2000.
Hit a bullseye with Invader.
Hit the entire target.
Collected 50 coins in one round.
Collected 5000 coins.
Finished 100 times.
Finished without using any equipment.