作者: Brian Hanold , Floyd Baker , Bruce Tessmer , Scott Sjovall
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摘要: A rocker box, pushrod assembly, oil delivery system, tappets and tappet guides are provided for an engine, particularly a shovelhead motorcycle engine. The box includes separable upper portion lower with seal sealing the when coupled together. assembly adjusting unit that collapses into shaft. system passageway(s) in shaft of arm at least one assembly.