Oldtimer Show 2011 Budapest 

BMW R 51/2

Frame Nr.: 520902      Engine Nr.: 520902

Year: 1951     cc: 500

 

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Praga BD500 DOHC  

Frame Nr.:                Engine Nr.: 1823
Year: 1930               cc: 500

1920 Rudge Multi 500cc

Engine Nr.: 23710
Year: 1920              cc: 500 IOE

 

In 1912 the belt drive 499 cc Rudge Multigear was released, using variable groove-depth pulleys to gain 21 forward gear ratios. With the introduction of the Multi Gear Rudge was far ahead of the competition.

 

They won the 1914 TT races with this system and Rudges were subsequently barred from certain speed events. The factory turned this to their...