10w 30 vs 10w 40 492469-10w-30 vs 10w-40 motorcycle
The motor oil is categorized according to its viscosity Whether the oil is thicker or extra thinner, it specifies the type of engine it is suitable forThe 10w30 type is the thicker one and 5w is the thinner At this point, you might be wondering can I use 10w30 instead of 5w?10W40 has too much VI improvers and thats no good, especially in motorcycle applications where the oil is subject to heavy shear Too much VI improvers also creates problems with gumming up the piston rings There are numerous articles on this and i dont know why bike manufacturers still recomend this grade 10W30 is a better choice hereStart date Jul 23, 16; Amazon Com Motul 7100 4t 10w 40 Synthetic Oil 1 Liter Automotive 10w-30 vs 10w-40 motorcycle