Pro Stock Motorcycle Pro Stock Motorcycle Pro Stock Motorcycle, formerly known as Pro Stock Bike, is a motorcycle drag racing class that is the two-wheeled equivalent of Pro Stock. It has been a feature of NHRA drag racing since the 1980s when it was added to the professional class structure and has since spread around the globe. The first points championship season was the 1987 NHRA season. The class has for years been dominated by inline-4 cylinder Suzuki based bikes but in recent years Harley-Davidson based V-twin machines have become more competitive due to favorable rule changes (160 c.i. Harleys vs. 107 c.i
Tempo (motorcycle manufacturer) motorized "The World" started in 1931 continuing to 1934. Øglænd also sold Ner-A-Car motorcycles in the 1920s. Engine kits for bicycles was also sold, but no complete motorcycle of in-house manufacture until 1931 The first motorcycle to carry the Tempo brand was the Sachs 98cc engined Standard, made from 1934-39. In 1936 the models Sport and Luxus, and the 3 wheeled Transport joined the program, and in 1937 the Villiers, initially sporting a 98cc Villiers 9D engine. The first Tempo moped ever manufactured was the bicycle-like 1951 Tempo Handy. It looked like a bicycle, but where the pedals normally would