Synthetic Motorcycle Oil


1 reply to this topic
  • YZ450RDR

Posted February 23, 2009 - 08:45 PM

#1

Which oil to run Amsoil MCF 10W-40 or MCV 20W-50?? MCF in winter MCV in summer? 2008 YZ450F MX 95% trail 5%.

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  • grayracer513

Posted February 23, 2009 - 09:12 PM

#2

MCF is adequate up to ambient temps of 110 degrees. I prefer to run MCV in the warmest 3 months of the year when the temperature is consistently over 90, however.





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