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Old Apr 30, 2009 | 05:03 PM
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Default Oil Questions
I was wondering how heavy and oil everyone uses, winter & summer.
 
Old Apr 30, 2009 | 08:23 PM
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Vehicle specs??

For a small block, 10w30 year round should be perfectly fine. 5w30 for winter if conditions are particularly harsh.

There really is not much need to go heavier.
 
Old Apr 30, 2009 | 10:33 PM
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lower mileage= 5w30
higher mileage= 10w30/10w40/15w40
uses oil heavily= 20w50/30weight
 
Old Apr 30, 2009 | 11:35 PM
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I've got Penzoil High Mileage since it's recommended for anything with over 75k... 5w30 i believe.. its raining and cold so i'm not going to go look!
 
Old May 1, 2009 | 07:30 AM
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Originally Posted by Johns1987Blazer
lower mileage= 5w30
higher mileage= 10w30/10w40/15w40
uses oil heavily= 20w50/30weight
Highly dependent on the motor in question... Especially when talking about the heavy weight oils.
 
Old May 1, 2009 | 09:15 AM
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Sry forgot, Small block chevy. 5.7 liter V8
 
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