Treat the E28 to a new gasket - no easier or better time to do it right to avoid a leak leading to rust. If budget allows, spring for new black M5 lower metal strip and black lock strips. It's easier to put the lower metal strip in place BEFORE inserting the glass. John in VA '86 535i -- to be removed from bmw, see /bin/digest-subs.cgi or email "unsubscribe bmw" to majordomo@domain.elided