Quote:
Originally posted by FV623
All pre-war, war-time and post war flat four VW engines have a shimmed dynamo pulley, taking one shim from between the separate pulley flanges and "storing" it as a packing piece on the outside of the flange also increases the pulley operating radius and therefore tension.
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Indeed, works wonderfully well as long as the crank pulley and generator pulley are aligned properly, otherwise the Beetle eats belts like there is no tomorrow. Correct tension is important, mostly for cooling!
H.