What happens when you mix SAE 30 and 10W30?

SAE 10W30 is an oil that has SAE 10W viscosity(thickness) at low temperatures, and SAE 30 viscosity at high temperatures. The W stands for ‘Winter’. At operating temperature, there’ll likely be little difference between SAE 30 and SAE 10W30. In theory, they’re the same at high temperature, which is IIRC set at 100C.

Can you mix 10W30 and 5w30 in lawn mower?

If your mower manual calls for a 5W-30 engine oil, using a 10W-30 oil is also acceptable. The only difference between the two oils is the low temperature point, with the 5W-30 functioning slightly better than the 10W-30.

What happens if you mix two different engine oils?

What happens when you mix different oil brands? While it is not recommended to mix various brands of motor oil (such as Valvoline, Castrol, Total or Mobil 1), it will not cause any damage to your engine. What is far more important is to stick with the same oil viscosity as recommended by the car manufacturer.

Can I mix engine oils?

Mineral, Semi Synthetic and Synthetic oils can all be mixed together, although this is not recommended. It is always best to use the same type, viscosity and manufacturer specification when topping up your engine oil.

Can you mix 5W20 and SAE 30?

You can mix a 5W20 with a 5W30 oil with minimal amount of issues provided it the same manufacturer and the same API classification. The question is ‘why would you?” If it is because you oil is low and the only thing available is a different grade then it might be fine until you can get it changed.

Can I put SAE 10W-30 in my lawn mower?

10W30 is a common motor oil grade suitable for many lawn mowers. Your owner’s manual will tell you the exact grade required, but in almost all cases 10W30 is the right stuff for a four-stroke engines. Any brand of oil that’s suitable for cars or trucks will work fine in your mower.

What happens when you mix two different engine oils?

Is SAE 10W30 same as 10W30?

SAE 10w30 oil has 10w thickness at low temperatures, but SAE 30 is at high temperatures. It would help if you kept in mind these viscosities are relative, and normalized numbers and no absolutes; the oil doesn’t get thicker when it’s hot. It gets more slender.

Is 10W30 OK for lawn mower?

Lawn Mower Oil Types 10W30 is a common motor oil grade suitable for many lawn mowers. Your owner’s manual will tell you the exact grade required, but in almost all cases 10W30 is the right stuff for a four-stroke engines. Any brand of oil that’s suitable for cars or trucks will work fine in your mower.