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2237 Views 19 Replies 11 Participants Last post by  senile_seinen
I cannot find the gl650's fuel requirement anywhere in my books. Can someone tell me what octane it should be?
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87 is your fuel. Technically the bike should run fine on 85 but not that e85 crap. That will probably destroy your engine. So stick to 87. It's a safe number you won't confuse.
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