[icingdeath88]

Originally Posted by tierod

My 92 with 245 thousand kilometers on it developed a leak that at first glance looks tone a rear main or separater plate leak.
What I found however, was it turned out to be leaking from the air valve seal under the intake manifold (controls airflow inside manifold for high rpm)
Forget the proper name for this device.
It's apparently due to higher than normal blow by (tired engine)
I read about this somewhere but can't remember where.
To temporarily (untill engine rebuild planned soon) solve issue, and yes you can laugh, I used a one quart paint can purched from a paint store and ran pcv vent hose through the can before it went into intake. Then ran drain at bottom of can into crankcase (located under intake, rear middle) I also stuffed can with steel wool. I mounted can on pass side beside throttlebody.
No more leak.
Just something to check.
Cheers

So you made an air/oil separator? There shouldn't be enough blow-by in the EG33 to need one. I wonder what could be causing that.