hi my name is edwin....for the past few months i have been having an annoying oil leak which is coming from my intake manifold (e36 328i 1996) innitially i thought it was the oil separator under the intake ...changed that 2 x with no success......then i thought it could be a falty valve cover near the breather hose ...changed that too ...but i still have this leak......my car has done 206442 km till this date...i have no problems with power or idleing...i have run out of options ....please help....