Can you use 20w50 oil in high mileage cars?
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. The thickness is not meant for daily, older vehicle use.
Is it safe to use synthetic oil in a high mileage car?
Should you put synthetic oil in a high mileage engine? 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.
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.
When to use Maxlife high mileage motor oil?
However, it is perfectly acceptable to use the high mileage motor oil in new or used vehicles with less than 75,000 miles. Has MaxLife always been a synthetic blend motor oil? MaxLife Synthetic Blend motor oil is actually the same product as regular MaxLife. MaxLife has always been a synthetic blend oil; we just now label the product that way.
Can you put heavier oil in a high mileage car?
A: Yes. This is a practical method to improve oil pressure in an older, high-mileage engine. The slightly thicker oil film from the heavier base weight oil — 10W — can help protect worn engine bearings as well.
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.
What kind of oil should I put in my car?
Look for an engine oil that tolerates high temperatures and maintains its viscosity – that is, its ability to protect at high temps. For cold-weather climates, the first part of the oil rating is important.
Is it OK to continue with 10W-40 oil?
Is it OK to continue with 10W-40 oil? The van has 145,000 miles on it. A: Yes. This is a practical method to improve oil pressure in an older, high-mileage engine. The slightly thicker oil film