Mobil 1 0w-30

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I have been using Mobil 1 5w30 in my 95 Ford F-150 since I got it a few years ago. I started using Mobil 1 0w30 this winter. One thing I noticed with the 0w-30, is that the engine seems to warm up faster. Would the 0w make that big of a difference?
 
Little bit, yeah. If it gives you warm fuzzies to use the 0, and the engine seems to like it, go right ahead.

I've always used the Mobil 1 Extended Performance 5-30 in my Tacoma, or regular M1. Truck now has about 127K and doesn't use any significant amount of oil over 10K OCIs.

I considered trying Mobil 1 0w30. Even started a thread here about it. In the end I decided to just stick with what I've been using.

If I lived in upper Wisconsin, Minnesota or something like that, I might even use a 20 weight in the winter. Here in Tennessee it doesn't get cold enough to warrant it, IMHO.

It's in the single-digits here tonite, but that's about the coldest it ever gets, and we're having a pretty cold winter.
 
Originally Posted By: john_pifer
Which engine do you have?

5.8l. We nave been having to much of -20's the past few weeks.
 
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If it's priced fairly enough Mobil 1 0w-30, or any 0w30 for that matter (i.e. if you find another brand [that you like/trust] cheaper than Mobil 1) would be your best bet for your Windsor.

Mind you, this is my opinion. Still, I'm a Ford truck guy, and know quite a lot about the 351 Windsor. Did you know it was made in Canada (Windsor, Canada)? Anyway, IMHO, 0w30 is the best weight for those engines.

On a side note, what filter are you using? Motorcraft is your best bet for filters (on Ford engines), if you're not already using one.
 
It is about $25 for 5qt jug at Wally. Have been using Fram filters for all my vehicles 20+ years.
 
In MN I would run it. Don't listen to a few extremists here on BITOG who have never seen the impact of such cold climates on vehicles. Also trust in the billions of dollars in R&D companies like Mobile and Shell have spent on these products over those few extremists who insist on running 20w-50 in cars not speced for it so they get "extra protection".
 
I'm not so sure you are really warming up faster, but bet there's a small improvement in cold starts. I'd definitely go back to the 5 weight for the rest of the year though.
 
Not sure on the warming up,maybe engine is idling a little higher with the thin oil? dunno but glad i have it in the sump here in MI with all these bellow zero mornings/days.

Originally Posted By: Dave01
I'd definitely go back to the 5 weight for the rest of the year though.


why??

a 0w will protect just fine in high ambient temps no worries
this oil can be used year around no need to switch back to a 5w,i use this oil in my 3500 454 hauling and pulling my 31' 5er.
 
Originally Posted By: Dave01
I'm not so sure you are really warming up faster, but bet there's a small improvement in cold starts. I'd definitely go back to the 5 weight for the rest of the year though.


Why would you switch from 0wt winter to a 5wt summer? I use 0-20 in the extrem temps of summer here(temps up to 105F and over) to -10F we have had this winter. The Mobil 1 0w30 will be excellant year round.
 
I've run both Mobil 1 0w30 and 5w30 in my '06 LR3. I didn't notice any difference in easier cranking. I ran the 5w30 in 2011 and 0w30 in 2012. Coldest temp outside then-both years (not in garage) was 5F when traveling overnight and staying at hotels. Honestly I think the 0w gives me more piece of mind than anything else.
 
Originally Posted By: nepadriver
In MN I would run it. Don't listen to a few extremists here on BITOG who have never seen the impact of such cold climates on vehicles. Also trust in the billions of dollars in R&D companies like Mobile and Shell have spent on these products over those few extremists who insist on running 20w-50 in cars not speced for it so they get "extra protection".


This. Most folks don't "get it" in reference to winter temps in MN, ND, and MT.
 
Originally Posted By: nepadriver
In MN I would run it. Don't listen to a few extremists here on BITOG who have never seen the impact of such cold climates on vehicles. Also trust in the billions of dollars in R&D companies like Mobile and Shell have spent on these products over those few extremists who insist on running 20w-50 in cars not speced for it so they get "extra protection".


Who on Earth is Mobile ?

They have a woeful market presence for a company that spends so much...

And I don't see anyone here suggesting 20W-50...but you really shot them down when they turn up...
 
Agreed that Mobil 1 0w is fine for year round temps. But, I like seeing a heavier oil in a 351 Windsor in warmer weather, just personal preference based on reading about these engines over the years.
 
Originally Posted By: Dave01
Agreed that Mobil 1 0w is fine for year round temps. But, I like seeing a heavier oil in a 351 Windsor in warmer weather, just personal preference based on reading about these engines over the years.


It's a xW-30 oil, not a "0W". The "0" simply indicates the oil's extreme cold temp performance and has absolutely nothing to do with its hot viscosity.
 
Originally Posted By: OVERKILL
Originally Posted By: Dave01
Agreed that Mobil 1 0w is fine for year round temps. But, I like seeing a heavier oil in a 351 Windsor in warmer weather, just personal preference based on reading about these engines over the years.


It's a xW-30 oil, not a "0W". The "0" simply indicates the oil's extreme cold temp performance and has absolutely nothing to do with its hot viscosity.


I understand completely. Like I said, just personal preference.
 
Originally Posted By: tig1
The Mobil 1 0w30 will be excellent year round.


Seconded. It would most definitely be fine all year.

Side note: About using the Fram filters - if you have been doing it without problem for over 20 years, then more power to you. But, I just want to say, Motorcraft's ADBV is in a better position. I'm not sure as to whether all Fram filters have an ADBV or not...?
 
Originally Posted By: Shannow
Originally Posted By: nepadriver
In MN I would run it. Don't listen to a few extremists here on BITOG who have never seen the impact of such cold climates on vehicles. Also trust in the billions of dollars in R&D companies like Mobile and Shell have spent on these products over those few extremists who insist on running 20w-50 in cars not speced for it so they get "extra protection".


Who on Earth is Mobile ?

They have a woeful market presence for a company that spends so much...

And I don't see anyone here suggesting 20W-50...but you really shot them down when they turn up...


Yeah, lol, I'm not sure I've ever heard anyone sing the praises of 20-50 here!
 
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