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View Full Version : Breakdown serial #s???



simon
12-22-2009, 12:09 PM
can anyone help me breakdown my #s?? engine block reads 447-000115 couldnt find a match with the threads sent.

revmike
12-22-2009, 2:07 PM
what is the make/model? interesting that the CB450 after 82 and CM450 were 447cc but the engine numbers were PC05 - xxxxxxx sorry just rambling on....

simon
12-22-2009, 7:01 PM
supposedly xs650....just picked up the engine only. cylinders have the 648 stapped on them at the lower base.

Hobbes
12-22-2009, 9:15 PM
I'm thinkin' early 1974 TX650A (http://www.650motorcycles.com/XS650yearID.html)

HWC
12-23-2009, 6:41 PM
yep 74 ish,,,possibly a TX,,the TX an XS 650 is the same mtr basically..

burntclutch
12-24-2009, 11:49 AM
Since this post exists gonna hijack it instead of postin a new post with the same question. CB750E-2603370 can't figure if its 76 in da K series or a 77 Super Sport was looking over at timeline on HondaChopper.com thanks and Merry Christmas

HWC
12-24-2009, 3:50 PM
probobly a K,,theres no F after the cb750E

crkhobbit
12-28-2009, 12:22 PM
1976 CB750K. http://www.sohc4.net/index.php?q=node/86

The F series engine numbers start with CB750FE-.

burntclutch
12-28-2009, 3:29 PM
Thanks for the input fellas appreciate it