Roehr Motorcycle Company hp 936cc 60° 4-stroke V-twin manufactured by US Highland was revealed in 2004. Roehr introduced the V-Roehr production motorcycle in March 2007. The bike was to be powered by a 180 hp supercharged Harley Davidson 1250 cc "Revolution" engine. Production of the first 50 bikes was scheduled to begin in 2008. Roehr Motorcycle Company Roehr Motorcycle Company was a US motorcycle manufacturer based Gurnee, Illinois. It closed down in 2012. In 1995 Walter Roehrich began construction of the 500 cc two stroke v-twin motorcycle, using Yamaha YZ250 engine parts on a prototype crankcase. The result was the 115 hp Roehr
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