BSA A50/A65 EARLY 1962 TO 1965 timing side main bush, solid phosphor bronze, sized to -40 thou under size, made in UK with quality phosphor bronze material. BSA Part number 68.0015. After fitting, main bush must be honed or bored to correct clearance to crankshaft, as any bush fitted into a casing will close up; this is standard engineering practice.
