Although various pistonless rotary engine designs have attempted to compete with the conventional piston and crankshaft design, only Mazda's version of the Wankel engine has had more than very limited success. Bicycle mechanics J. Frank and Charles Duryea ofwel Springfield, Massachusetts, had designed the first successful American gasoline automobile in https://downpipes-gle63s86430.wikitron.com/877779/over_downpipes_gle63s