Vaja was a Czech cyclecar manufacturer based in the Kobylisy district of Prague, founded by Jaroslav Vales. The brand's name derived from a combination of "Vales" and "JAP," reflecting the origin of some of its engines. The Vaja cyclecars were powered either by a four-stroke Czech Itar engine of 750cc producing 12bhp, giving the vehicle a weight of about 340 kg and a top speed of around 37 mph (60…