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'84 - '87 Alternator o-ring

Started by Dads_FJ, September 08, 2015, 08:08:41 PM

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Dads_FJ

September 08, 2015, 08:08:41 PM
As some may know this alternator o-ring for '84 through '87 bikes is unavailable through Yamaha  :ireful:





Which probably isn't all bad, because for $30 Yamaha should be ashamed... :ireful: :mad:

My old one of 31 years developed a cross section that looked like this and seemed to have developed a leak



Original one is on the left:


I found a replacement and will see how it works  :good2:  It's National O-Ring item 235.

https://www.fastenal.com/products/details/66868

http://www.oreillyauto.com/site/c/detail/NAT0/235/N0243.oap?ck=Search_N0243_-1_-1&pt=N0243&ppt=C0142

http://www.grainger.com/product/GRAINGER-APPROVED-O-Ring-1KLG2
John S.

'84 Yamaha FJ1100
'89 Yamaha FJ1200
'94 Yamaha WR250
'80 BMW R100S/Sidecar
'39 BSA WM20
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