10W30 vs. 10W40 The Engine Oil Battle for Smooth and Reliable Operation

10w40, and heavier, auto oils are not "energy conserving" and do not contain the same friction modifiers that will make you clutch slip. "Energy ... Redline's 5w30 starts out with a thinner viscosity of 10.6cst at 100c, compared to it's 10w30 which is at 11.0. Also, I've seen oil analysis ... Comments ; Will Thinner Oils Damage Your Engine? Engineering Explained · 4M views ; 10W30 vs. 10W40 Oil | What's the Difference Between 10W30 and ... First off lets look at what 10W30 & 10W40 means. The first number, they are both 10 weight oils, no difference when cold. The second number, 30 ... While the viscosity of a heavy duty engine oil accounts for its contribution to fuel economy, it is the composition of the base oil and additives that protect ... A 10W-40 oil is thicker than a 10W-30 oil. Thick oil is suitable for older machines and will limit the risk of leaks. 10w30 will give you a bit better protection during the summer when it gets warm and 5w30 during the winter if it gets cold. Top ... 10W-30 and 10W-40 are very similar, folks living in very cold areas may opt for a 5W-30 and folks living in extremely hot climates may select a 20W-40/50. 10W30 and 10W40 are made from the same base (assuming we are comparing oils from one manufacturer) with different amounts or types of polymers ( ... Pro Honda 10W30 MB Scooter Engine Oil. Grade : API SL Special Additives for ... Pro Honda Fully Synthetic Oil is developed for High End Motorcycles (10W30 MA).