Oil viscosities - general recommendations?
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Oil viscosities - general recommendations?

 
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TeleDale
Guest





Posted: Sun Dec 12, 2004 1:42 pm    Post subject: Oil viscosities - general recommendations? Reply with quote

It's been explained to me that these days the new cars are requiring a 5W30 or
a 10W30, and I think some might even require a 5W20, but I don't know which
cars those are. My question is, are the older guidelines for single grade oils
pretty much the same: sae 30 for temperatures around 40 or above- etc.? I
can't remember exactly what the temperature cut-off ranges are. I've got 5
gallons of sae 20W that I plan on using during the 2nd quarter of the year:
March - June. The two vehicles that I currently have are a '93 GMC Safari Van,
and an '03 Chevy S10. Also, I have a bunch of 10W40 which I guess I can use
during the hottest months- at least in the van.
I'm very interested in hearing all about this stuff from those of you who have
the answsers.
Thanks, Dale
TeleDale@aol.com


TeleDale Key Service,
http://www.angelfire.com/wizard/teledale
1811 Saratoga Avenue, Cleveland, Ohio 44109 U.S.A.

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Bret Chase
Guest





Posted: Sun Dec 12, 2004 8:19 pm    Post subject: Re: Oil viscosities - general recommendations? Reply with quote

On 12 Dec 2004 08:42:36 GMT, teledale@aol.com (TeleDale) wrote:

Quote:
:|It's been explained to me that these days the new cars are requiring a 5W30 or
:|a 10W30, and I think some might even require a 5W20, but I don't know which
:|cars those are. My question is, are the older guidelines for single grade oils
:|pretty much the same: sae 30 for temperatures around 40 or above- etc.? I
:|can't remember exactly what the temperature cut-off ranges are. I've got 5
:|gallons of sae 20W that I plan on using during the 2nd quarter of the year:
:|March - June. The two vehicles that I currently have are a '93 GMC Safari Van,
:|and an '03 Chevy S10. Also, I have a bunch of 10W40 which I guess I can use
:|during the hottest months- at least in the van.
:|I'm very interested in hearing all about this stuff from those of you who have
:|the answsers.
:|Thanks, Dale
:|TeleDale@aol.com
:|
:|
:|TeleDale Key Service,
:|http://www.angelfire.com/wizard/teledale
:|1811 Saratoga Avenue, Cleveland, Ohio 44109 U.S.A.

go to www.bobistheoilguy.com and do some reading. SAE20 isn't
appropriate for ANY automotive application. Ford is the only one
using a 5W20, and it's spec for the oil is a very stout synthetic
package. just use what the manufacturor specs and you'll not be
risking your engine.

-Bret
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James C. Reeves
Guest





Posted: Sun Dec 12, 2004 8:29 pm    Post subject: Re: Oil viscosities - general recommendations? Reply with quote

"Bret Chase" <nunya@business.net> wrote in message
news:s2oor09mugfm12d4dqil5c5pqstaqvb89r@4ax.com...
| On 12 Dec 2004 08:42:36 GMT, teledale@aol.com (TeleDale) wrote:
|
| >:|It's been explained to me that these days the new cars are requiring a
5W30 or
| >:|a 10W30, and I think some might even require a 5W20, but I don't know
which
| >:|cars those are. My question is, are the older guidelines for single grade
oils
| >:|pretty much the same: sae 30 for temperatures around 40 or above- etc.? I
| >:|can't remember exactly what the temperature cut-off ranges are. I've got
5
| >:|gallons of sae 20W that I plan on using during the 2nd quarter of the
year:
| >:|March - June. The two vehicles that I currently have are a '93 GMC Safari
Van,
| >:|and an '03 Chevy S10. Also, I have a bunch of 10W40 which I guess I can
use
| >:|during the hottest months- at least in the van.
| >:|I'm very interested in hearing all about this stuff from those of you who
have
| >:|the answsers.
| >:|Thanks, Dale
| >:|TeleDale@aol.com
| >:|
| >:|
| >:|TeleDale Key Service,
| >:|http://www.angelfire.com/wizard/teledale
| >:|1811 Saratoga Avenue, Cleveland, Ohio 44109 U.S.A.
|
| go to www.bobistheoilguy.com and do some reading. SAE20 isn't
| appropriate for ANY automotive application. Ford is the only one
| using a 5W20, and it's spec for the oil is a very stout synthetic
| package. just use what the manufacturor specs and you'll not be
| risking your engine.
|
| -Bret

Chrysler and Honda also spec 5W20 for some applications. There may be others.
It's not just Ford recommending 5W20 viscosity oil.

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el Diablo
Guest





Posted: Sun Dec 12, 2004 8:57 pm    Post subject: Re: Oil viscosities - general recommendations? Reply with quote

"James C. Reeves" <jcnospam@nospam.com> wrote in message
news:NLidncNat-Cd-SHcRVn-uw@comcast.com...
Quote:

"Bret Chase" <nunya@business.net> wrote in message
news:s2oor09mugfm12d4dqil5c5pqstaqvb89r@4ax.com...
| On 12 Dec 2004 08:42:36 GMT, teledale@aol.com (TeleDale) wrote:
|
| >:|It's been explained to me that these days the new cars are requiring
a
5W30 or
| >:|a 10W30, and I think some might even require a 5W20, but I don't
know
which
| >:|cars those are. My question is, are the older guidelines for single
grade
oils
| >:|pretty much the same: sae 30 for temperatures around 40 or above-
etc.? I
| >:|can't remember exactly what the temperature cut-off ranges are. I've
got
5
| >:|gallons of sae 20W that I plan on using during the 2nd quarter of the
year:
| >:|March - June. The two vehicles that I currently have are a '93 GMC
Safari
Van,
| >:|and an '03 Chevy S10. Also, I have a bunch of 10W40 which I guess I
can
use
| >:|during the hottest months- at least in the van.
| >:|I'm very interested in hearing all about this stuff from those of you
who
have
| >:|the answsers.
| >:|Thanks, Dale
| >:|TeleDale@aol.com
| >:|
| >:|
| >:|TeleDale Key Service,
| >:|http://www.angelfire.com/wizard/teledale
| >:|1811 Saratoga Avenue, Cleveland, Ohio 44109 U.S.A.
|
| go to www.bobistheoilguy.com and do some reading. SAE20 isn't
| appropriate for ANY automotive application. Ford is the only one
| using a 5W20, and it's spec for the oil is a very stout synthetic
| package. just use what the manufacturor specs and you'll not be
| risking your engine.
|
| -Bret

Chrysler and Honda also spec 5W20 for some applications. There may be
others.
It's not just Ford recommending 5W20 viscosity oil.




That's correct, I read the only reason that they specify that oil weight is
to make their fuel mileage numbers.

Brian
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ABC
Guest





Posted: Sun Dec 12, 2004 9:37 pm    Post subject: Re: Oil viscosities - general recommendations? Reply with quote

"Bret Chase" <nunya@business.net> wrote in message
news:s2oor09mugfm12d4dqil5c5pqstaqvb89r@4ax.com...
Quote:
On 12 Dec 2004 08:42:36 GMT, teledale@aol.com (TeleDale) wrote:

:|It's been explained to me that these days the new cars are requiring a
5W30 or
:|a 10W30, and I think some might even require a 5W20, but I don't know
which
:|cars those are. My question is, are the older guidelines for single
grade oils
:|pretty much the same: sae 30 for temperatures around 40 or above- etc.?
I
:|can't remember exactly what the temperature cut-off ranges are. I've
got 5
:|gallons of sae 20W that I plan on using during the 2nd quarter of the
year:
:|March - June. The two vehicles that I currently have are a '93 GMC
Safari Van,
:|and an '03 Chevy S10. Also, I have a bunch of 10W40 which I guess I
can use
:|during the hottest months- at least in the van.
:|I'm very interested in hearing all about this stuff from those of you
who have
:|the answsers.
:|Thanks, Dale
:|TeleDale@aol.com
:|
:|
:|TeleDale Key Service,
:|http://www.angelfire.com/wizard/teledale
:|1811 Saratoga Avenue, Cleveland, Ohio 44109 U.S.A.

go to www.bobistheoilguy.com and do some reading. SAE20 isn't
appropriate for ANY automotive application. Ford is the only one
using a 5W20, and it's spec for the oil is a very stout synthetic
package. just use what the manufacturor specs and you'll not be
risking your engine.

-Bret

Another good site:
http://www.chris-longhurst.com/carbibles/engineoil_bible.html


I would dump the 10W40. Read the sections about Viscosity Improvers. They
can be really hard on your engine.

Straight 20 is probably OK. Many years ago I remember a guy, who was a
district representative for an oil company, that used nothing but straight
10 weight all year. He put on a lot of hard miles. I guess I would dispose
of all of it, but I am biased as I won't use anything but synthetic in my
engines (including and especially air cooled mowers, snow blowers and
generators).
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TeleDale
Guest





Posted: Mon Dec 13, 2004 11:20 am    Post subject: Re: Oil viscosities - general recommendations? Reply with quote

Thanks to all who responded. I will look at those web pages.
Dale



TeleDale Key Service,
http://www.angelfire.com/wizard/teledale
1811 Saratoga Avenue, Cleveland, Ohio 44109 U.S.A.
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