Unleashing the Power 10w30 vs. 10w40 Oil Comparison

Choosing Motorcycle Oil: 10W30 vs 10W40 Motorcycle Oil Comparison Learn if it's safe to use 10W30 instead of 10W40 in your motorcycle ... 10w30 and 10w40 are multi-grade oils this means that they can carry properties of different weight oils depending on the conditions. Not so much for the heat reasons, but because the oil brand I purchase is only available in 10w40 weight. So short answer, there is no ... On the 94 Escort it is 5-30 winter and summer. In the 98 Explorer it is 5-30. In the 04 Explorer Ford specified 5-20. So I use that year round. A 10W30 is a 10 weight when cold and a 30 weight when hot, but a hot 30 weight is still a hell of a lot thinner than a cold 10 weight. 10w30 vs 10w40 Oil – What's the Difference? In this video, we will discuss the difference between 10w30 vs 10w40 Oil and which one is better ... Both 10W30 and 10W40 oils are high quality and flexible, so they work well in cold and warm regions. However, there are some slight differences between the two. 10w40, and heavier, auto oils are not "energy conserving" and do not contain the same friction modifiers that will make you clutch slip. "Energy ... 10W40 oil for the Tour DCT rather then the 10W30 the manual states. Has anyone been using 10W40 and if so, have you noticed any difference in performance? 10W30 has the viscosity of 10W at 0°F but doesn't thin out any more than a base 30 oil at 212°F. 10W40 also has the viscosity of 10W at 0°F but ...