What is 10W-40 motor oil good for?

Table of Contents

The 10W-40 engine oil has a thicker viscosity than, say, 10W-30 oil when the car engine is hot. This helps it lubricate older moving parts in high mileage engines while being less likely to leak.

Is 10w40 oil good for high mileage?

Is 10w40 Good For High Mileage? The 10w30 and 10w40 oil options are both acceptable for your car, but if you have a high mileage car, you should use the 10w40 oil. Older engines are able to handle higher temperatures and wear and tear more efficiently with thicker oil.

Which oil is best for 10w40?

Castrol EDGE, an advanced full synthetic 10W-40 motor oil, is Castrol’s strongest oil and a great option for those who want the very best for their car. Castrol GTX MAGNATEC is a premium full synthetic 10W-40 that offers superior wear protection.

Is Valvoline 10w40 synthetic?

DuraBlend 10W-40 is a semi synthetic engine oil formulated with a combination of synthetic and premium quality base stocks and advanced additive technology. DuraBlend 10W-40 meets the stringent ACEA A3/B4 specification for European vehicles.

Is 10W40 good for summer?

They are both available in pure conventional form or as high-quality synthetic grades. Either 10W30 or 10W40 for summer use is fine; however, 10W-40 motor oil will better protect your engine.

Is 10W-40 OK for my car?

Your vehicle does not use 5W-30 oil. The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W-40. If you drive the vehicle in exceptionally cold weather, well below 32 degrees, you can use 5W-30 oil but even 10W-40 is still perfectly OK to use if outdoor temperatures are below freezing.

Is 10w40 good for summer?

What does 10w40 stand for?

The designation “10W-40” indicates a multigrade oil that is toward the low end of the SAE scale in cold weather, but at the upper end in hot conditions. 10W-40 oil is therefore good for a wide range of weather conditions.

Are all 10W40 oils the same?

The SAE grade (in this case 10W-40) only specifies the viscosity of the oil – it doesn’t say anything specifically about the composition of the oil or any additives it may have.

Is 10W40 good for petrol engine?

it has high protective properties for the engine, and although the brand says this 10w40 oil can be used on diesel and petrol cars, you should be using this one on petrol cars especially because of its protective additives.

Who makes Valvoline engine oil?

Ashland Inc.
ABOUT VALVOLINE™: Valvoline™, a brand of Ashland Inc. ( NYSE : ASH), is a leading, worldwide producer and distributor of premium-branded automotive, commercial and industrial lubricants, and automotive chemicals. It ranks as the #2 quick-lube chain and #3 passenger car motor oil brand in the United States .