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ronmelton

What grade fuel does th 2003 & up XR650L use ?

6 posts in this topic

The XR650L is a EPA legal machine. Un-modified it runs on 87 octane. The XR650R however runs on 92 octane.

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Regular, Mid Grade or premium.

Lower compression = lower octane. Run whatever feels & sounds right. I run 89 (CA) with no complaints. I will run 92 if I'm riding in the desert heat, though.

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