Hi,
Í "found" this point shaft in one of my '61 CB72 engines.
The engine is very early, with number 1100** and has a 360 degree crank and heavy weight cam sprockets. It has 10 mm spark plugs, and the 8 hole cylinder and head.
Never saw one in real live, until this week.
Not 100% sure if top end is original, but the bottom end was never opened.
A later 1961 engine with engine number 111125 has the "normal straight point shaft and a normal 180 degree crank.
Don't know if the point shaft of this later '61 engine is original or not, because there were 12 mm spark plugs, but 8 hole cylinder and head.
For sharing see pictures of this point shaft and side cover.
Jensen
early CB72 point shaft
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early CB72 point shaft
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