Web14 Nov 2007 · My 12-year-old car has started to blow blue smoke from the exhaust when starting after sitting overnight or longer on cold days. The smoke stops within a few seconds. I assume this means that oil is dripping into a combustion chamber and burning off, and that the rings are sealing better when the engine gets warm. But the car isn’t … Web6 Apr 2024 · In summary, thicker oil in high mileage engines has advantages and disadvantages. Thicker oil is more viscous and has a higher viscosity index. This means that it will not flow as easily when the engine is cold but will flow better when the engine is hot. Thicker oil can also provide better lubrication for the engine at high temperatures and ...
What Is The Thickest Motor Oil? - Car, Truck And …
WebThe kinematic viscosity of 5w30 varies in 9.3–12.5 mm2/s range; the dynamic viscosity is 2.9 mPas. For 5w40, these values are: 12.5–16.3 mm2/s and 3.5 mPas respectively. Each of these products has its own disadvantages and advantages. For instance, the 5w40 lubricant creates a thicker and stronger oil film, excellently seals gaps, is ... WebThis thicker oil protects the parts of the engine from damage during high temperatures. ... It again depends upon your car. If your car requires a 5w-20 oil and you gave it a 10w-30 oil, then you may end up with a loss of … siff dark souls
5w30 or 5w40: which engine oil is better to use in ...
Web27 Jan 2024 · 10w40 is one of the popular engine oils most recommended for modern-day engines or vehicles. 10w40 is considered a suitable pick for fast vehicles in a cold climate. Also, 10w40 oil is recommended for engines that have passed the 100000 km or 60000 miles to better lubricate the engine. 10w40 oil offers better flow to engine components … WebAs the first portion of the grade number describes thinness, we can see, 5W30 is thinner than 10W40. Here, the lower the number, the thinner the oil. On the other hand, the second portion of the grade number describes the thickness of the oil. So, we can see, 10W40 is thicker than 5W30. Here, the higher the number, the thicker the oil is. WebEngine oil can be thick for two reasons; you may use thicker engine oil or not follow the correct motor oil change interval. This will increase moving metal parts friction, struggle … siff cinema seattle