For Golf, Touran, for Audi A3 4-cyl. Diesel engine 4-valve for fitting sealing flange with integrated sender wheel. Air Punch Flange Pneumatic Puncher Crimper Hole Plier Punching Flanging Tools UK. Crankshaft Seal Flange Installation Tool For 16V, 20V, 1.9, 2.0 Diesel Engine Since 2006.