Well my oil was the typicall dark brown and just had the foamy stuff in
the oil filler tube. I'm assuming everything is ok since i haven't
smelled anitfreeze in the exhaust or noticed my coolant level going down.
Thanks,
Mike Burns
University of Michigan
Mechanical Engineering
On Mon, 6 Jan 2003 jon@dakota-truck.net wrote:
>
> Michael James Burns <burnsm@engin.umich.edu> wrote:
>
> : Does anyone know why my oil has this coffee looking foam in it the last
> : two times I've changed my oil in my 2002 4.7L? One friend said it sounds
> : like you are getting antifreeze in the oil and that is probably a sign
> : the head gasket could be going soon.
>
>
> Some folks have already replied about the oil fill tube; hopefully
> that is the cause as that should be rather benign. How does the oil
> itself look? Is it just a foam on top of the oil or is the oil
> itself discolored as well? If you have enough water getting into
> the oil, when you drain it out it will look like chocolate milk.
> This is usually a result of antifreeze leaking into the oil,
> the most common causes of which are a blown head gasket,
> warped/cracked head, a cracked block or a failure of an intake
> manifold gasket. In such a case, you may also notice white smoke/steam
> coming from the exhaust even after the engine is warmed up. If you
> smell the exhaust it will smell like antifreeze or have a slight
> sweet smell to it.
>
> If the oil itself looks fine and you are not losing coolant then
> you are probably OK. You might want to double check to make sure
> you aren't overfilling the oil; if the oil gets up into the crank
> it can get whipped up into a foam.
>
>
> --
>
> -Jon-
>
> .---- Jon Steiger ------ jon@dakota-truck.net or jon@jonsteiger.com ------.
> | I'm the: AOPA, DoD, EAA, NMA, NRA, SPA, USUA. Rec & UL Pilot - SEL |
> | 70 Cuda, 90 Dak 'vert, 92 Ram 4x4, 96 Dak, 96 Intruder 1400, 96 FireFly |
> `------------------------------------------ http://www.jonsteiger.com ----'
>
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