Motorcycle Repair: charging system, 1980 honda cb650, rotor honda

Question
I have a 1980 honda cb650 custom and been having problems with the charging system... I had a freind test it and he said it was the regulater and i got one and it seemed good but now it still not charge... i check the battery with the meter and it show it gose up but not to 13 or anything like that ... do u think its the rotor or do u have any other ideas of what i can look at or do.... thank u for ur help and really hope u can help me .. nic talk soon

Answer
Nic, if the stator plug connector is still okay, usually it is the rotor. VERY common, unfortunately.

http://www.electrosport.com/technical-resources/known-issues/common-tech-issue?m

http://www.electrosport.com/media/pdf/fault-finding-diagram.pdf

http://www.electrosport.com/rotor-honda-cb650-750-900f.html  but they are out of stock.

http://www.ebay.com/sch/i.html?_from=R40&_trksid=m570.l2736&_nkw=cb650+rotor

You will have to buy a correct rotor puller tool to get the old ones off, though. Make sure that you are selecting parts for the SOHC chain-driven engine, not the DOHC shaft drive CB650SC.

Bill Silver