Author Topic: What Does This Number Mean?  (Read 769 times)

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Offline Sigop

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What Does This Number Mean?
« on: September 25, 2016, 07:12:01 PM »
Noticed a 2 digit number (28) stamped in the middle back of the engine head fin between 2nd and 3rd cylinders.  Just curious, but any idea about it's meaning? This is on a '73 CB750. I have owned this bike since new.

« Last Edit: September 25, 2016, 08:57:06 PM by Sigop »
CB750 K3  Original Owner and Operator