By 1937, all Harley-Davidson flathead engines were equipped with dry-sump oil recirculation units much like the one introduced during the "Knucklehead" OHV engine. Revising stagnated solution types was a vital centerpiece of Harley-Davidson's turnaround method. As an alternative to wanting to mimic popular Japanese designs, the new management intentionally https://harleydavidson99888.techionblog.com/31205815/the-definitive-guide-to-harley-davidson