A 1973 works Yamaha 250

.Via : www.vintageworksbikes.comFeatured here is a 1973 works Yamaha 250. The bike was recovered in Sweden andlater restored in the United States.This bike is believed to have been raced by Hakan Andersson during the first tworaces of the 1973 GP Season.The works motors for 1973 used an all new crank case design made from sand castmagnesium and featured a new style clutch actuating arm that went