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Can't decide if a Honda CX500, GL500, CX650 or GL650 cam chain tensioner blade or guide is for an automatic or manually-tensioned model? Here are some side by side so you can tell the difference.
First up, the tensioner blade differences:



The chain guide:



And no, they aren't cross-compatible - you can't use an auto set in a manual engine - and you do need both the tensioner blade and chain guide.
Does your auto tensioner blade look different? See this article for the variants of that part.
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