10W30 vs. 10W40 The Comprehensive Comparison for Informed Engine Care

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. Engine oils are divided into categories or grades based on their thickness level. The higher the grade of the oil, the thicker it is. Dive into the world of engine oils with our informative guide on the key differences between 10W30 and 10W40. In this video, we unravel the ... As others have said you can use both grades in any Honda bike however if you run 10-30 you may see better mpg since 10-40 is a slightly heaver ... Hello. I have a mildly built 350 in a 76 Monte Carlo. I put 10w30 in instead of 10w40. Will this hurt my engine? 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 ... https://amzn.to/43N4WNr - All-in-One OBDII Scanner The main distinctions between 10W-30 and 10W-40 motor oil will be elucidated in this ... Both 10W-30 and 10W-40 are multi-grade engine oils, which means they carry properties of different weight oils, depending on the conditions. If your engine specifies 10W30, using 10W40 won't present any changes. It's just a little thicker after the engine has warmed up, and will ... 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.