Question about Harley Davidson Road Tech HA90 MP3 Player
Hey you didnt say the year when you say it whines the noise is from gear engagement lash (gap) you probaly have 10-50 or 20-50 oil in it to get it quiet put GL70-GL90 (gear lube 90 is easer to find and works great they harley used to use it in older bikes now they try to use the same oil 20-50 in everything engine, trans ,primary, hope this helps
Posted on Jan 01, 2009
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Posted on Jan 02, 2017
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