Honda305.com Forum

Looks more like a bad bearing to me. The Benly crankshafts went through at least three changes, plus there are versions with no middle crankshaft bearing, but most of them do have one. https://www.cmsnl.com/honda-c95-benly-general-export-1320003_model15749/partslist/E02.html https://www.cmsnl.com/ho...

Honda used JIS thread pitch fasteners until about 1967. Honda TSB bulletin concerning the changes: CHANGE OF THREADED PARTS In an effort to obtain more universal uniformity of threaded parts, the JIS (Japan Industrial Standards) threaded parts standards have been modified to conform with those estab...