1966 911 Coupes left the factory with only a 13mm front sway bar — no rear bar. Rear sway bars arrived on the 1967 S, and gradually propagated through the line. …
Sway bar evolution: 1966 had no rear bar
Porsche 911 (F-series) · factory-spec
1966 911 Coupes left the factory with only a 13mm front sway bar — no rear bar. Rear sway bars arrived on the 1967 S, and gradually propagated through the line. …