taurus 10W30

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2005 taurus 3.0 vulcan. yes i know its specd for 5W20, i dont want any "why dont you run what its specd for" remarks because of it, i just want to know if it wld be ok to run M1 10W30 in this engine year round, or would it be better to run M1 5W30 in winter and 10W30 in summer.car takes many short trips, and i was hoping the 10W30 would hold up better to shearing and fuel dilution. Ive heard alot of people run 5 and 10W30 in these engines with no trouble.
 
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Your Taurus shouldn't suffer from fuel dilution very much since its not a DI engine. Just take it for a drive once in a while and burn the fuel off. Also, I would not worry about a 5w30 shearing, even if it does shear it would be a heavy 5w-20. There's no advantage to running a 10w30 when 5w30 would work fine. Your are far enough south that if you wanted to you could probably run 10w30 year round but I don't see the advantage.
 
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I'm running 15w40 in my Taurus due to a leak I have.
Otherwise I would be running a 30 weight year round. It MAY get down to the 20's here in North Dallas during a week in Jan or Feb. But almost never below that.
Never had a problem with 10w30, but with a Synthetic it wouldn't matter anyway.

Any name brand 30 weight will do you well for many hundred thousand miles.
 
you don't even wanna guess how many hundreds of thousands of miles my dad put on (at least 5)Aerostars w/ that engine(built here!) running 10w30, year round, in Ohio, Indiana, and Michigan. you will be fine.
remember that engine was designed for a 30wt(prob.10w30) then ford back spec'd nearly everything to 5w20.
 
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Originally Posted By: earlyre
you don't even wanna guess how many hundreds of thousands of miles my dad put on (at least 5)Aerostars w/ that engine(built here!) running 10w30, year round, in Ohio, Indiana, and Michigan. you will be fine.
remember that engine was designed for a 30wt(prob.10w30) then ford back spec'd nearly everything to 5w20.


As i have researched this car to a degree, i can agree that it was not speced for 5W20 til 2001, and 1986-2000 it was speced for 5W30. Since the OP is in the deep south 10W30 will be perfect for that climate. Ford used to put a chart in its owners manuals for oil, saying that 5W30 was for below 0F to the above 100F range, and 10W30 was for 0F+

Use 5W30 like i did, and will again, and a FL400s and the vulcan will be perfectly happy, mobil 1 in this engine is not worth it, PYB of QSUD will be perfectly happy in it, 5,000 mi oil changes as well. These engines are not very picky about oil, only thing that they are picky about are coolant flushes, and spark plugs.

Coolant is every 2 years on these engines as they contanamate it rather easily, and spark plugs are double platnium due to the wasted spark ignition system, Champion and Bosch are two to stay away from on ford engines, cause coil pack issues.
 
Motorcraft plugs which are Autolites work the best in my experience.
When I got my first Taurus I was skeptical about the 5W20 oil. First time for me. Now I have been running 5W20 for years. But I do run synthetic. Usually PP or QSUD. I have never heard of a problem associated with 5W20 usage.
 
Originally Posted By: daves87rs
Originally Posted By: Oregoonian
5w30....year-round. I would suggest PP 5w30....and a PureOne filter.


+1


+2 Or use the MC filter. Similar design to P1
 
Personally I do not see a reson for a 10w30 synthetic when a quality 5w30 syn will do everything and more the 10w30 will.

However in your climate I would not worry about running 10w30 either if that is your preference.
 
As i have researched this car to a degree, i can agree that it was not speced for 5W20 til 2001, and 1986-2000 it was speced for 5W30. [/quote]
This is true, but 5w30 back then quickly sheared to a 20 weight. So Ford has in effect spec'd a 20 weight ever since the engine has been out.
 
You could run virtually anything in a Vulcan and it would be fine.
Living where you do, a 10w30 would be fine all year 'round.
However, since you say that the car is mainly short-tripped, the oil will never get warm enough to bring it up to operating temperature.
Therefore, I'd probably use a 5W-20, or a 5w30 if you'd be more comfortable with it.
In short trip use, a 5W-20 would probably yield lower wear than would a thicker oil.
Fuel dilution is not a serious concern with your engine.
It doesn't have direct injection, which does seem to produce excess fuel dilution, among other woes, and should reach closed loop opeartion very quickly after a cold start.
 
I live in coastal SC where it almost never freezes (rare and short when it does). I use M1 10W30 HM in my daughter's 2004 Mercury, in my son's 2000 Maxima, and in my 1999 Avalon. You will be fine in LA.
 
Originally Posted By: rshaw125
Motorcraft plugs which are Autolites work the best in my experience.
When I got my first Taurus I was skeptical about the 5W20 oil. First time for me. Now I have been running 5W20 for years. But I do run synthetic. Usually PP or QSUD. I have never heard of a problem associated with 5W20 usage.


Replaced MC Platinum plugs on my truck with Autolite Double Platinums. 5k later I swapped them for NGK V Powers, ill never buy Autolites again
laugh.gif
 
These cars have very resilient engines that will seemingly run fine on wide range of oil grades. I know people whose Taurus/Sables went past 140,000 miles and then the car was sent to junk yard or sold effectively for scrap metal price because components other than the engine were failing. The engines kept going strong, sometimes without any maintenance during the life of car, other than oil changes and spark plugs, but transmission, AC, etc, needed major repair. All of those cars simply used basic oil change service with coupons at quick lube places. So this means they were running on dyno 10W30 most of the time, because this is the standard fill in most auto shops. Having said that, I personally, don't see a reason to use 10W30, even conventional, in this car unless you want to use oil change coupons you get by mail. Any 5W30 conventional oil should be fine for 5,000 OCI in this car. You can go with 0W30, 5W20, or 0W20 depending on usage. I would go with lighter oil in a car that sees lots of short trips or cold winters, and perhaps 5W30 otherwise (regardless of engine type, 12v or 24v).
 
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Those engines ARE robust....

10w30 in warm weather won't hurt. 5w's in colder temps...

0w's are good... but if you're not in some region so cold that block heaters are recommended... it's not required.
 
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