The W126 280S would definately be a Euro, and, unless they sold 280SE/SEL's in the states too, those would be Euro too. Also anything without an "E" would have a carburetor.
Just out of curiosity, what are you trying to find out, or maybe I should ask, why?
-Larry

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It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D