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40 is thicker. 20w 40 means its 40 weight at normal and hot temps and 20 weight at winter temperatures. 40 stays 40 at all times.
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∙ 15y ago
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What is the recommended motor oil for a 1973 super beetle?
In my beetle I run SAE30 oil in winter, SAE40 in summer. I change oild religiously at 3K minle intervals without fail. Aircooleds don't seem to like multi-viscosity oils. If it's below freezing out the SAE20W oil is called for.
What oil is thicker 10W30 or 10W40?
10w40 is thicker (but only when hot, they are the same thickness cold.)
What is the explanation of oil's 15w 40?
That means the oil is 15 weight when cold and 40 weight when hot. The higher the number the thicker the oil.
Can you use 5w20 oil in a riding lawn mower?
In cooler temperatures it's ok, but in hot weather run a thicker oil.
Which one is thicker water or oil?
Oil is thicker than water
Which is thicker oil 10w30 or 20w 50?
20W50 is the " thicker " oil
Which oil is thicker 5-20 or 5-30?
5W-30 is when it's hot. They are the same when both are cold.
Which oil is thicker 10w or 5 w?
The higher the number the thicker the oil.
Does oil get thicker at high temps?
Engine oil does not get "thicker" at high temperatures it gets thinner.
How much oil in John Deere 14sb?
According to the manual it takes .625 of a quart and manufacturer recommendation is 5w-30. If it is an older engine that smokes you can use SAE40 to keep the oil from slipping past the rings.
What oil is thicker 10w30 or 5w20?
10w30 is thicker than 5w20
Why does your oil pressure drop when your bronco is warm and you just got an oil change?
when oil gets hot the particles break down that means it thins out when cold they bunch together making it weigh more or thicker
