Thread: Best r1 motor oil
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11/16/13, 9:12 AM   #5
Re: Best r1 motor oil
ambrose1
ambrose1 is offline
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Join Date: Dec 2010
Posts: 25
 

if you look on the air box, it says 20w-50 oil. i've used valvoline vr1 for years without any issues.
 
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