Of thumpers and tiddlers.
Thumpers. Tiddlers. Spodes. What do these terms have to do with motocross? They are motocross. Thumpers is the popular nickname for 4-stroke single cylinder motorcycles. With the advent of the 4-stroke several years ago, thumpers became part of the motocross lexicon and presently there is only one... Sign in to see full entry.