1976 Custom Motorcycle Show at Cal Expo in Sacramento, California

... Another bike worthy of extra mention was the Street Digger, entered by Bill Holland of Roseville. Bill is the shop manager for John Harman's Grand Prix Cycles in Roseville and one look at his 100 cu. in. Sporty powered street legal digger really messes up your mind. The outrageous looking engine has hand-made stroker wheels, barrels, dual magnetos, raised port heads and dual handmade injectors all of which were made up by Bill, John Harman and Bill McBride....

... The star and long awaited entry of the show was Bill Holland's unbelievable Street Digger. Built by Bill and John Harman this Shovelhead XLCH kept people staring for hours. Take a close look at the engine.