Since there are situations where you
will not want ANY oil flowing through
ANY cooler at all, you may want to read
this thread:
http://www.thesamba.com/vw/forum/viewtopic.php?t=469077There is discussion about thermostatically-
controlled oil cooler bypass plumbing.
Here is the "sandwich" type:
http://vwparts.aircooled.net/Mocal-Ther ... dapter.htmIt is also mentioned that cylinder head temp
is critical. I have always wondered if cooled
oil should be directly routed to the heads
somehow??? It works well on Harley-Davidson
air-cooled motorcycle engines.