Engine design · Type 6-cylinder aluminium opposed-cyl

Engine design Type 6-cylinder aluminium opposed-cylinder engine, water cooled Radiators Two in the front end (+ 3rd radiator in Tiptronic vehicle) Crankcase Vertically split light alloy cylinder housing with separate crankshaft bearing housing Crankshaft Forged, supported by 7 bearings Crankshaft bearings Plain bearings Connecting rods Forged Con-rod bearings Plain bearings Pistons Light alloy, pressed Cylinders Lokasil cylinder lining Cylinder head 3-part light alloy head Valve guide Pressed in Valve arrangement 2 inlet valves suspended in parallel V arrangement 2 exhaust valves suspended in parallel V arrangement Valve control Via flat-based tappets Camshaft From the crankshaft via a double chain to the intermediate shaft, and from there to the exhaust camshafts via one double chain each. Inlet camshaft coupled with exhaust camshaft via a single chain.