summary totals are given. Series 3 (1971-1975) Series III • Production 1971–1975 • Body style(s) 2-door 2+2 coupe 2-door convertible • Engine(s) 5.3 L Jaguar V12 • Wheelbase 105 in (2667 mm) (both) [6] • Length 184.4 in (4684 mm) (2+2) 184.5 in (4686 mm) (OTS) [6] • Width 66.0 in