Is 20W50 oil better than 10W30?
Is 20W50 oil better than 10W30?
A 10w30 is lighter but thinner than a 20w50. A 20w50 is heavier but thicker than a 10w30. In general, heavier oils are used in cold weather and lighter oils are used in warmer weather….10w30 vs 20w50 Table.
| 10w30 | 20w50 |
|---|---|
| Premium seal conditioners help treat and prevent leaks | Designed to reduce friction and enhance power |
Is it OK to use 20 / 50 oil in an engine?
20/50 oil in this engine is not a good idea unless you live in a dessert with 120 degrees being the norm. If you can’t run the OEM reccommended weight oil in that engine without smoking/knocking, then the engine has problems.
What’s the difference between 10W40 and 20w50 motor oil?
20W50 motor oil is relatively viscous and thick. Most modern oils are 10W40 or even 5W40. The numbers 20W50 refer to the viscosity of the motor oil, set by the Society of American Engineers. This refers to its fluidity or thickness.
Can you use 20w50 oil in the winter?
It is considerably thicker. If you want thicker oil and the temperature only dips below 30 degrees F for a few hours a night in the winter, you should consider thicker oil. 20W50 isn’t it. You can use it, but use only three quarts and use straight 30 weight for the other two quarts and you might get less oil consumption.
Can you run 20W oil at 30 degrees?
At 30 degrees 20w oil is like molasses. 20/50 oil in this engine is not a good idea unless you live in a dessert with 120 degrees being the norm. If you can’t run the OEM reccommended weight oil in that engine without smoking/knocking, then the engine has problems.
What kind of oil to use on a 20w50?
I’ve seen somewhere on this site before, but can’t find it now, that Scags recommend you use Mobil 1 full synthetic when changing the hydro oil. The only Mobil 1 full synthetic I can find in 20w50 is branded as motorcycle V-Twin oil, and Valvoline has some 20w50 full synthetic oil branded as Racing Oil.
Why is 20w50 used in high mileage and older cars?
In contrast, older, high-mileage engines benefit from thicker oils to prevent friction and oil loss. The viscosity level of engine oil 20W50 is geared toward racing engines, as opposed to high-mileage engines, that run extremely hot and need heavy load operation.
At 30 degrees 20w oil is like molasses. 20/50 oil in this engine is not a good idea unless you live in a dessert with 120 degrees being the norm. If you can’t run the OEM reccommended weight oil in that engine without smoking/knocking, then the engine has problems.
When to use 20 / 50 motor oil in NYC?
While NYC isn’t the coldest place in the US…it does see it’s share of cold weather. 20/50 is NOT a good idea from November thru April in NYC. At 30 degrees 20w oil is like molasses.
