1928 Harley Davidson on a desert run
A Facebook friend was able to identify the bike as a 1928 Harley Davidson JDH
He accurately argued that: "you can even see the exterior push-rod for the overhead intake valve (and cut out on the gas tank to clear it), and the spark plug on the front of the cylinder (no Indians ever had that). That dual springer front end is what came on the '28 and '29."
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