Today, I purchased a W116, 280S with the Solex card.
The Supply/return lines are connected with a "T" just above the fuel filter.

This doesn't seem correct, so I was wondering if the return is supposed to feed from the carburator. Thanks in advane.

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1970 280S M130 engine- good runner
1971 250 M130 engine- #2 rod bearing, gone
1971 280SE (blown engine,parts car)
1977 German 280S W116-only 33 years old