Quote:
Originally Posted by nathanbs
My understanding is that a ‘74 coupe needed the added weight of power windows to meet US DOT. This may have been a carrera only issue. The heavier targa roof allowed for lighter manual windows
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My regular 911 (not S) '74 had manual windows. I've never seen a '74 regular or S with electric windows. The DOT never had any weight requirements. A US '74 Triumph Spitfire weighed 1750 pounds...