Autocar’s first experience in a car from the Lancashire Lads at TVR was in the Grantura in 1961. We described that car as "not everbody's cup of tea," but praised its "distinctive and interesting character".
The oddly proportioned little coupé was the first TVR to be made in significant numbers – even if that was still well short of 1000 – in a variety of specifications between 1958 and 1967.
The Series I and II models were based upon a steel tubular chassis and employed suspension derived from old Volkswagens and drum brakes from Austin-Healey. It was designed for Coventry Climax’s 1.2-litre straight four engine, although other units were also used.
The model underwent a considerable upgrade with the Series III and Series IV models, which gained a longer, more rigid chassis, coil-sprung independent suspension and revised styling.
In 1967, the ageing Grantura was replaced by the new Vixen. An evolution of its predecessor, its chassis was taken from the Mark IV Grantura, but it was upgraded to front disc brakes and new suspension, with double wishbones, coil springs and a front anti-roll bar.
Just as significantly, the 1.8-litre straight-four BMC engine from the Grantura was superseded by a 1.6-litre Ford straight-four and the associated gearbox. This powertrain was taken from the Cortina GT and gave the Vixen an impressively swift 0-60mph time of 11.0sec.
We road-tested the Series I Vixen – most easily differentiated from later models by its borrowing of the Mk1 Ford Cortina’s ‘ban the bomb’ tail-lights – on 25 April 1968.
As with the Grantura seven years prior, we found this new model hard to place within the market. “There is not enough room inside for it to be classed as a comfortably practical long-distance touring sports car. Neither is there enough performance for anything fiercer than a club sprint to be entered seriously,” we said. “On the other hand, a standing-quarter mile in 18.1sec makes very enjoyable motoring, which points to the conclusion that the Vixen is mainly intended for the man who simply enjoys driving quickly.”
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