Is there any difference between motorcycle and car motoroil?
As to the weight of the oil and other specifications, I suggest you sign up at Honda Motorcycle’s Owner’s link here: https://www.ahm-ownerlink.com/ I strongly recommend synthetic oils. As to auto vs motorcycle, that is a debate that will never end. There are additives to any oil, and since the invention of the motorcycle oil market in the early 80’s they have been claiming that auto oil will cause a wet plate clutch to slip. Personally, with the exception of graphite oils of the 70’s, I have never seen a mechanically sound clutch slip as a result of auto motor oil. In the 70’s – 90’s I used Castrol GTX 20W-50 Dino-oil, in the early 90’s I switched allegiances to Mobil-1 15W-50 synth oil and will never go back. My 88 KZ1000 runs like a top. Read Guardrail’s article and judge for yourself. NEVER USE AN OIL ADDITIVE (E.G.
