I think this is a Jaguar Series 2
"Series 2 (1973–79)[edit]
...
Overview
Also called Jaguar XJ6 & XJ12
Jaguar XJ 3.4, XJ 4.2 & XJ 5.3 [8]
Daimler Sovereign
Daimler Double-Six
Production 1973–79 (1981)
91,227 produced
Assembly Coventry, England
Cape Town, South Africa
Nelson, New Zealand
Body and chassis
Body style 4-door saloon
Powertrain
Engine 2.8 L XK I6
3.4 L XK I6
4.2 L XK I6
5.3 L Jaguar V12 engine
Dimensions
Wheelbase 108.75 in (2,762 mm)
(swb: only sold until 1974)
112.75 in (2,864 mm)
(lwb until 1974: thereafter all sedans)
Length 194.75 in (4,947 mm)
(lwb until 1974: thereafter all sedans)
Width 69.75 in (1,772 mm)
Height 54 in (1,372 mm)
Kerb weight 3,841 lb (1,742 kg)
Commonly referred to as the "Series II", the XJ line was facelifted in autumn 1973 for the 1974 model year. The 4.2 L I-6 XJ6 (most popular in the United Kingdom) and the 5.3 L V12 XJ12 were continued with an addition of a 3.4 L (3,442 cc or 210.0 cu in) version of the XK engine available from 1975.' Wikipedia