Phil74Camper wrote:You could use aftermarket filters I suppose, but the standard VW air cleaner does a lot more than just filter the air. It also ties in with the central idling system, the air pre-heat, the carb fuel mixture balance tubing, the crankcase breather and the carb / manifold vacuum. The left-hand carb has a short pipe from the air inlet horn to the left-hand duct. If you remove it, the central idling won't work. The carb preheat sits straight onto the inlet from the motor's tinware - which will blow hot air into the engine compartment if you remove it. The two carbs are balanced by the thick balance tubing that sits under the air cleaner - it has a vacuum line off it.
VW designed it all to work properly together. Why replace an excellent VW system with a bodgy aftermarket system that won't work properly? VW knew what they were doing. It would be better, and easier, just to locate the standard VW parts you are missing.
GREAT POST!
👍👍👍.Thanks mate,i realize that and that is why i am always so hesitant when thinking of changing original stuff.Only have half the unit at the moment,so it isnt running 100% but much better than what i thought it would.At the moment there is stuff missing ,and not in the right spot.So just to.The Dizzy Vaccum Advance goes to the filter box? Im not sure what balance tubing is or what it looks like.i noticed that it has trouble idling,so that pipe may not be on.Air pre-Heat? crankcase breather?
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I know it sounds pretty bad but the person we bought it off fingered it. I mean they ran it off a jerry-can straight to the carb for a couple years becuase they thought it didnt have a fuel tank.FOR GOD SAKE
😬 all that was wrong was the fuel tank fitting was missing
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We are only just learning about 2.0liters,they are different.lol.So all the info we get is greatly appreciated.Been trying to find a new filter box system to no avail. Would be great if we could get some type of diagram displaying where what goes,.
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-Thanks again for your help-
"A car for the people, an affordable Volkswagen, would bring great joy to the masses and the problems of building such a car must be faced with courage."
Adolf Hitler At opening of 1934 Berlin Auto Show