Not Ranked
30 wt
The summer / winter oil delimma was resolved many years ago by using multi-weight oil. 5w 30 or 10w 40 for most cars year round is fine.
For a car stored inside 20w 50 would be fine year round particularly in a synthetic.
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michael
A man that is young in years, may be old in hours, if he have lost no time. But that happeneth rarely. Generally, youth is like the first cogitations, not so wise as the second. For there is a youth in thoughts, as well as in ages... Sir Francis Bacon (1561-1626)
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