Dragonman details his 'rebuild your own motor' service, emphasizing cost savings for customers. The process involves glass beading heads, installing new seals, nitrated valves, and performing two-angle valve jobs. Lower end work includes boring cylinders, new bearings, balancing flywheels, and assembly. He also covers transmission rebuilds, Sportster and 45 motor work, and provides crucial advice on priming the oil pump after a rebuild to prevent startup damage. Dragonman has over 56 years of experience in motor rebuilding and machine work.
Dragonman demonstrates a specialized process for repairing and relocating Harley-Davidson cam bearing holes. This involves using custom fixtures and a dial indicator to precisely locate the center of the damaged hole, followed by drilling and milling to create a new bore for an interference press-fit bearing. The guide also covers the correct method for installing the new bearing using a specialized punch.
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