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I always figured they make different oils for different purposes, so that's what I do, but then it might be argued that metrics have one hole for everything, my answer to that is....I'm not on a metric, I'm on a Harley.
i think the Victory Bikes have one hole for everything too..
I use Mobil 1 VTwin 20-50 3 quarts with 1/2 quart Lucas Oil Additive in the engine ,
Redline shockproof in trans
Mobil1 Vtwin 20-50 or Mobil 1 Racing 4T 10-40 in the primary.
The Redline brand dedicated primary fluid seems to make my clutch slip..
so I have searched and search and read the plethora of Oil, Trans, and Primary threads asking what people use. I did notice there seems to be 2 distinctive sides regardless of the type/name brand products you use.
Those that use 1 oil product in all 3 and those that dont.
Is there a good/bad of using a single oil product in all three holes? I was always told that Oil in the tranny equals BAD.
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Slideshow: The bar-and-shield logo shows up on far more than motorcycles, some of the company's most unexpected products have nothing to do with riding.
Slideshow: From the troubled AMF years to modern misfires, these bikes earned reputations for reliability issues, questionable engineering, or disappointing performance.
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Slideshow: A standard cruiser becomes an intricate metal canvas in the hands of a Swiss custom house known for pushing Harley-Davidson platforms far beyond their factory brief.
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