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Date:         Thu, 4 Oct 2007 01:28:21 -0400
Reply-To:     Mike Collum <collum@VERIZON.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Mike Collum <collum@VERIZON.NET>
Subject:      Re: 20W-50 oil question
Comments: To: David Kao <dtkao0205@YAHOO.COM>
In-Reply-To:  <166227.92797.qm@web82715.mail.mud.yahoo.com>
Content-type: text/plain; charset=ISO-8859-1; format=flowed

What I use is Castrol 5w 50. Their claim is that it's a synthetic though others have said that it isn't a "Full" synthetic. Whatever, it works for me and it sure beats having to put an oil in that would be too thin once the engine warms up.

Mike

David Kao wrote: > Is it synthetic oil? Dino oil does not have such a wide multi grade oil. > Or am I wrong about this? > > David > > --- Mike Collum <collum@verizon.net> wrote: > >> What I said was, in winter, I use 5W 50 (the engine thinks it has 5 >> weight in it when cold). >> >> Mike >> >> >> David Kao wrote: >>> Mike, did you mean to say the other way around? Or am I understanding oil >>> viscosity incorrectly? But I agree with you that when cold 20w-50 has a weight >>> of 20 and 50 at engine's operating temperature. What I have question about >>> is the 20 weight when cold. Especially in winter isn't it too thick? I think >>> you answered the question already. >>> >>> David >>> >>> >>> --- Mike Collum <collum@verizon.net> wrote: >>> >>>> David, >>>> >>>> When it's cold the engine "Thinks" it has 20 weight in it and when it >>>> warms up the engine "Thinks" it has 50 weight in it. >>>> >>>> During the winters in northern Maine I use 5w 50. The engine would >>>> never turn over, when it's below 0º F, using 20w 50. >>>> >>>> Mike >>>> >>>> >>>> >>>> David Kao wrote: >>>>> Bob, what is your opinion about dino oil 20w-50 most Vanagon people >>>>> believe in and kind of insist in using it? They have of course a good >>>>> point that the owner's manual suggested it. >>>>> >>>>> My understanding is the 20W part is bad for the first few miles after a >>>>> cold start in the morning. That's when the most wear happens to the engine. >>>>> But the number of 50 in 20w-50 is good for the rising coolant temperature >>>>> when in bumper to bumper traffic. The Vangon's cooling system is unable >>>>> to keep the coolant at a constant temperature in slow traffic or in climbing >>>>> long hills, unlike my Passat which keeps its coolant temperature at a >>>>> constant at all conditions. I can see the benefit of the 50 viscosity >>>>> for vanagons. But 20w part is really bad for cold start and first few >>>>> miles of driving first thing in the morning. >>>>> >>>>> What's the solution for this? What's your opinion about this? Or it doesn't >>>>> matter any way? Thanks a lot. >>>>> >>>>> David >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> ____________________________________________________________________________________ >>>>> Need a vacation? Get great deals >>>>> to amazing places on Yahoo! Travel. >>>>> http://travel.yahoo.com/ >>>>> >>> >>> >>> >>> ____________________________________________________________________________________ >>> Moody friends. Drama queens. Your life? Nope! - their life, your story. Play Sims Stories at >> Yahoo! Games. >>> http://sims.yahoo.com/ >>> > > > > > ____________________________________________________________________________________ > Looking for a deal? Find great prices on flights and hotels with Yahoo! FareChase. > http://farechase.yahoo.com/ >


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