A-96715-40 Guide sleeve, crankcase lapping tool

This Eastern guide sleeve is a specialized component for your crankcase lapping tool, featuring a 1-1/2 inch bushing. It is designed to fit 1930 to 1954 Big Twin models, covering the Flathead, Knucklehead, and early Panhead eras. The guide sleeve ensures that your lapping shaft remains perfectly centered during the machining process, which is critical for maintaining the integrity of your engine cases. Made to professional standards, this sleeve is an essential piece of hardware for any engine builder specializing in the restoration and maintenance of classic Harley-Davidson motorcycles from the first half of the 20th century.