Just looked at the AT I have apart, I believe it is from an '87.  There are
rubber O rings that fit into recesses on the cooler around the bolts.
Hope this helps.
Edward

At 09:45 PM 3/22/2003, you wrote:
>There are supposed to be copper washers on both sides of the cooler.
>Between the case and cooler and under the head of the bolts.
>
>Dennis
>
>-----Original Message-----
>From: Vanagon Mailing List [mailto:vanagon@GERRY.VANAGON.COM] On Behalf
>Of Jfp w/2 WBXs
>Sent: Saturday, March 22, 2003 7:24 PM
>To: vanagon@GERRY.VANAGON.COM
>Subject: Auto trans cooler ATF leak
>
>Hi List,
>
>I replaced my '90 2.1L auto trans oil cooler and the new cooler leaks
>ATF
>where the cooler mates to the transmission case. The old cooler had no
>gasket or sealant at the mating surface so I installed the new cooler in
>the
>same way. There are flat machine surfaces where the cooler mates to the
>trans case but they leak ATF. If anyone knows how to eliminate this
>leakage
>please reply. I hope to finish this cooler job tomorrow so please reply
>soon.
>
>TIA,   John
>
>
>
>
>
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