One of the first true sports cars and among the fastest of its day. Introduced in 1911 with a 3 litre engine, the 25hp 4 litre model came along 2 years later.
Named after the Prince Henry Trials in Germany, an automobile contest that was a precursor to the German Grand Prix.

Engine: 3969cc, 4 cylinders, side valve, 60bph
Top speed: 75 mph
Price New: £515 (chassis only)
Manufacturer: Vauxhall Motors Ltd., Luton