Can You Mix High Mileage Synthetic Oil With Regular Synthetic Oil

Click to see full answer. Yes you can mix conventional oil with synthetic oil.

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Discussion in Technical Chat started by STLTaco09 Jun 4 2010.

Can you mix high mileage synthetic oil with regular synthetic oil. Synthetic oil typically lasts longer than conventional motor oil which can reduce overall costs or at least help justify the higher price tag that comes with synthetic oils. To combat the high price of full synthetic oil companies also offer a synthetic blend oil which is a mix of conventional and synthetic oils. Transitioning between switching brands.

Synthetic-blend motor oil for example which is readily available at any parts store is nothing but conventional and synthetic oil already mixed in the bottle. Before we start talking about switching to synthetic oil in a high-mileage engine and what you need to know about doing it its important for you to understand what synthetic oil is and what makes it different from conventional oil. The short answer isyes.

Synthetic oil is not the same as high mileage oil but most high mileage oils are either synthetic or a synthetic blend. There is no danger in mixing the two. It technically could lead to leaks from synthetic being able to flow easier.

However conventional oil will detract from the superior performance of synthetic oil and reduce its benefits. Compared to synthetic oil regular oil is a much cheaper option. If your car has reached 75000 miles or more then this just might be the oil for you.

Do you need it. Several people still use regular oil even if it can. What Is Synthetic Oil.

Can You Mix Synthetic Oil with Regular Oil. Most high-mileage engine oils are sort of a halfway point between a synthetic blend and a conventional oil. Thats because you can safely mix synthetic and conventional oil.

Many oils are a blend of natural and synthetic oils. As weve touched on earlier these are. If your car already leaks a little oil it could get worse once synthetic is able to creep everywhere faster.

So adding regular oil to your special synthetic oil will mean youll need to get your oil. In this manner can I mix synthetic and regular oil. Modern chemistry is an amazing thing.

The additives in high mileage oil can help prevent leaks. With a high mileage oil there are additives that help protect an older or high-use engine. If you dont have a choice adding synthetic oil to regular oil can help you out in a pinch.

I show how to fix symptoms of high mileage engines and how to fix your engine and keep it from burning motor oil. Realistically all synthetic blends use a combination of conventional mineral oil machine-grade mineral oil and pure synthetic lubricant defined as a lubricant produced in a lab as opposed to one refined from petroleum. However conventional oil will detract from the superior performance of synthetic oil and reduce its benefits.

As far as mixing regular and synthetic there will be no problem. For example a person might change his or her oil every 3000 miles with regular oil and only every 5000 miles with synthetic oil. So if you are low on oil dont be afraid to add a quart or two of synthetic oil if you are using regular oil or even regular oil if you are using a synthetic.

We typically recommend high mileage oil if you have more than 75000 miles on your vehicle. Is it OK to mix high mileage oil with regular. Improving lubricant or engine performance.

Most of the reasons people have for mixing synthetic oil and conventional oil together are best avoided. This imbues some of the benefits of synthetics into. But barring an emergency its not a great idea to mix oil types.

But if your car isnt actually high mileage and isnt leaking. Regular oil contains natural contaminants such as silicone waxes and paraffin. Despite its lower price it can still do its job successfully without any issues.

You could lose the benefits of the more expensive synthetic oil. So yes you can safely mix synthetic and conventional oil. Can you mix synthetic and regular gear oil.

According to Mobil Oil it should be fine to mix oils. While a synthetic blend oil wont be as cheap as a conventional oil is you do get a lot of bang for your buck while not paying as much as you would for a fully synthetic oil. Motor oil consumption is common in high mil.

In fact synthetic-blend motor oil is simply conventional and synthetic oil already mixed for you. Mix high mileage Mobil 1 with regular mobil 1 both fully synthetic. There is no danger mixing synthetic and conventional motor oil.

There are some major differences between the two that can have an impact on your vehicle when you choose one over the other. Why its not a great idea to mix synthetic and conventional oil. Some of the performance characteristics of the synthetic will be reduced but it will be no worse than throwing in just regular oil.

So yes you can safely mix synthetic and conventional oil. Switching to Synthetic Oil from Conventional. One way to figure.

There is no danger mixing synthetic and conventional motor oil. This is the 5w30 im posting about. However this should only be a stop-gap until you get to your nearest oil change provider.

Yes Mobil 1 high mileage is blended a little thicker but the Mobil super high mileage is blended on the low side and its a semi synthetic. Up next is the high-mileage synthetic blend oil.

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