Volvo made a spare fuel tank that fitted on the opposite side to the spare wheel in a 140. Don't think it fits 240s. I live in a rural area and keep forgetting the garage closes at 10pm. One day I'm going to get stuck without fuel. Anyway, I stumbled on these:
From a Mercedes:
From a BMW:
From a VW Thing:
Did Australian cars come with tanks like these?
In that first photo there seems to be some kind of plastic surround to stop the tank rattling... anyone know what model car has that type?