Can you go back to regular oil after using high-mileage oil?
Yes, you can. the small amount of seal swell has cleaned up the seals and some carbon or sludge there might have been. If you want to switch to normal synthetic there is no reason not to.
Is there a difference between high-mileage oil and regular oil?
High-mileage oils have ingredients to take care of older engines, like conditioners, seal swells, antioxidants, detergents and wear or friction additives. The higher-mileage oils are formulated with seal conditioners that increase flexibility and restore shape, which can help prevent leaks in the long run.
Is high mileage oil bad?
It can help reduce oil consumption, smoke, and emissions from older engines. High mileage oil also works to minimize leaks and oil seepage. While you could use high mileage oil in a younger car without harming it, the issues that high mileage oil addresses usually don’t appear in vehicles with fewer than 75,000 miles.
When to switch to synthetic oil in high mileage engine?
First and foremost, you should have your mechanic inspect your car before you start switching to synthetic oil in a high-mileage engine. They should be able to give you some idea of whether or not your car is going to be able to handle synthetic oil with ease.
What happens when you put high mileage oil in your car?
High mileage oils contain additives and seal enhancers that reduce leaks (both internal and external). It’s possible that after an oil change or two, the leaking could stop. This has the potential to reduce oil spots in your driveway and on burning oil in older engines.
What kind of oil do you use for high mileage?
All of these various additives help the oil do its job, but they can only go so far, which is why the world’s first high-mileage motor oil, MaxLife™ Synthetic Blend, augments natural oil with synthetic oil as its base, and MaxLife™ Full Synthetic goes all the way with a synthetic base oil.
Is it safe to use synthetic oil in an older car?
Generally speaking, it’s safe to run synthetic oil in an older or high milage engine. That’s not what you might read online though. And there’s a reason for that. It used to be true that synthetic oil wasn’t good for older engines, namely because the additives in synthetic oils can damage the seals and gaskets.
When to switch to high mileage engine oil?
The second is to switch if your older vehicle is beginning to show signs of engine loosening. If you notice an oil drip, that’s a sign you should start using high-mileage engine oil. If your engine “sounds louder” and you are noticing a new rattling noise, sometimes the engine would benefit from a denser oil.
What happens if you don’t change your oil for 10, 000 miles?
While not changing your oil for 10,000 miles once likely doesn’t mean the end of your engine it may mean a decrease in engine performance in the form of reduced horsepower and torque. If you consistently go 10,000 miles without changing your oil this will likely lead to excess sludge buildup and then engine failure.
What are the risks of switching to synthetic oil in older cars?
Older cars usually have to use conventional motor oil instead of synthetic motor oil. Switching to synthetic can cause engine leaks or engine damage.
Can you use Castrol Edge High Mileage oil?
Castrol EDGE High Mileage is a synthetic oil specifically designed for engines with lots of miles, but it is important to consult your owner’s manual or ask a trusted technician before making the switch in your vehicle. No matter what type of oil you use, regular maintenance with oil changes is essential to extending the life of your engine.