A bicuspid aortic valve is an aortic valve that only has two leaflets, instead of three. The aortic valve regulates blood flow from the heart into the aorta, the major blood vessel that brings blood to the body.
Only customers who have engine and performance work as well as a full dynometer run provided by Harley-DavidsonÂ® of Jamestown resulting in 100+ horsepower qualify to be an elite member of the Harley-DavidsonÂ® of Jamestown 100+ horsepower club. Stock Harley-DavidsonÂ® motorcycles are not qualified.
The First Harley-Davidson V-Twin. The trademark Harley-Davidson v-twin debuts in 1909. 1909 The trademark 45 degree Harley-Davidson V-Twin engine, introduced in 1909, displaced 49.5 cu in and produced seven horsepower, doubling that of their previous engines. Top speed: 60 mph.