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
Sun (motorcycle) 1961 the factory was closed and production moved to the Raleigh factory at Nottingham. The 'Sun' name was for some time used to badge Raleigh cycles which had been returned to the factory for rectification work. http://www.gracesguide.co.uk/Sun_Cycle_and_Fittings_Co http://dogdragons.com/dogdragons/a-2-z/s/sun-motorcycles-1911-1961.html Sun (motorcycle) The Sun Cycle & Fittings Co. Ltd. was an English manufacturer of motorcycles, mopeds and bicycles. The company was based in Aston, Birmingham. The company was founded as James Parkes & Son, a brass foundry producing lamp fittings and various other products. In 1885 the company started to manufacture frames and fittings for the bicycle trade. In 1897, the company