240 and 340
In September 1967 the Mark 2 cars were re-labelled 240 and 340. The 3.8-litre engine was dropped. They were interim models to fill the gap until the introduction of the XJ6 in September 1968. The 340 was discontinued on the introduction of the XJ6 but the 240 continued as a budget priced model until April 1969; its price of £1364 was only £20 more than the first 2.4 in 1956.
Output of the 240 engine was increased from 120 bhp (89 kW; 120 PS) @ 5,750 r.p.m. to 133 bhp (99 kW; 135 PS) @ 5,500 r.p.m. and torque was increased. It now had a straight-port type cylinder head and twin HS6 SU carburettors with a new inlet manifold. The automatic transmission was upgraded to a Borg-Warner 35 dual drive range. Power steering by Marles Varamatic was now available on the 340. Servicing intervals were increased from 2,000 miles to 3,000 miles. There was a slight reshaping of the rear body and slimmer bumpers and over-riders were fitted. For the first time the 2.4-litre model could exceed 100 mph, resulting in a slight sales resurgence.
The economies of the new 240 and 340 models came at a cost – the leather upholstery was replaced by Ambla leather-like material and tufted carpet was used on the floor—though both had been introduced on the Mark 2 a year earlier. Other changes included the replacement of the front fog lamps with circular vents and optional fog lamps for the UK market. The sales price was reduced to compete with the Rover 2000 TC.
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