There are too many reasons this can happen to be positive, however the most common reason is the exhaust pipe is not snug, or bad gasket at the manifold. Where it bolts to the cylinder. If it is not that, you will need a harley mechanic to look at it.
Classic Harley Davidson motorcycles first entered the marketplace during the turn of the 20th century. It was the creation of William Harley and Walter Davidson.
Acronym Definition FLHRCI Harley-Davidson Road King Classic (fuel-injected)
500
FLSTC Heritage Classic
This diagram is located in the harley Davidson service manual
heritage classic or heritage softail classic is the same..only bike different is the heritage springer which has the springs on the front under headlamp
It's a Harley Davidson Electra Glide Classic.
The motorcycle Harley Davidson, an American classic, produced the R series in the 1930's until the 1950's. The Harley Davidson RL45 was produced only from 1932-1936.
The colors used in the classic Harley Davidson logo are black, white and orange. Specifically the logo background is black with white text for "Harley Davidson" and orange text for "Motor Company". There is also an orange border around both the white and orange text.
1580 cc
Approximately 775 pounds.
It tells you right on the tires.