“Vents were added to the rear bonnet in 1972 and resulted in wet engines and starting problems, and then extra drip-trays to compensate. From 1968 the Beetle got the right side fuel flap that dodgy people used to break open to steal your gas – or your fuel cap – another hard to find item if lost!” HardLostStartingGasProblemsTheToAndThatInYourStealCompensateBeetle1972CapDodgyDrip TraysVents Book:Bugspray Source: Bugspray