[danroy323]

Hi all. New to this forum and hoping to get some help with a problem I am having. Just acquired a 1983 GL650I with a coolant in base issue. I tracked the problem to the water pump impeller loose on the camshaft. Splines are stripped on the impeller but cam looks OK. This part is obsolete so cannot be bought from Honda. I have been researching various sources for a replacement with no luck as yet. The parts manual shows a different part no. (19215-ME2-000) for the 650 than that of the 500 (19215-415-010). Can anyone tell me what is the difference between the two and can the cx/gl 500 impeller be used in the 650? Thank you in advance for your input. Daryl

Look at this:

Reproduction of water pump impellers for CX/GL 500/650...

Original water pump wheels of the CX / GL series are no longer available. The situation with the 650 engines and the 500/650 turbos is almost hopeless. The second-hand market has been swept clean here. The impellers are only offered sporadically around the world. A well-known problem is wear...

www.cx500forum.com