Last updated by Donny Petersen at December 4, 2017.
The depth of his Harley-Davidson knowledge is astounding. Donny ranks up there with the best of them in knowledge and experience.
It is the passionate, the genuine, the tireless, the intense, the intelligent and the critical like Donny Petersen that graces a scene once in a generation.
The man understands the mechanical aspects of American V-twins in ways most longtime Harley mechanics only dream about.
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