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octane
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Best octane to use in xs400
Hey folks! I have an 82 xs400 Special, with nothing aftermarket on it. I've tried my google-fu and haven't found a concise answer. Would you all recomend regular unleaded or high octane? Also does ethanol affect performance in any way? Thanks in advance!- firemanbob
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- fuel octane
- Replies: 23
- Forum: The Garage