Low compression and black oil sure sound like blowby to me.
Geoff Branch
'74 Meejit "Yellow Peril"
'72 Innocenti 1300 Mini
----- Original Message -----
From "DE-BREBISSON,CYRILLE (HP-Boise,ex1)" <cyrille at hp.com>
To: <spridgets@autox.team.net>
Sent: Saturday, January 17, 2004 2:05 PM
Subject: Black oil after 60 miles
> Hello,
>
> I have a question, I put nice clean oil in my engine, but after 60 miles or
> so, it turns black.
>
> so, I have questions:
> - is it normal?
> - where can it come from?
> - I know that I run a little bit rich, but it is the best running setup
> for my car
> - could it be because of blow by? my compression numbers are 100 100 95 90
> - should I worry?
> - should I change my oil 5 or 6 times every 100 miles or so to see if it
> clears up?
>
> thanks, cyrille
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