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Anyone changed there oil to 5w30 and encounter a problem, failure or any weird noises?

Xavierviana

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Anyone changed there oil to 5w30 and encounter a problem, failure or any weird noises?

Mustang 5.0 2015

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Blue_Eyes_Lover

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Anyone changed there oil to 5w30 and encounter a problem, failure or any weird noises?

Mustang 5.0 2015

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I've done this for about +2,000 miles now in a engine that's at 44,000+ miles that used 5W20 before. So far there's no problems or failures (KNOCK ON WOOD) and there's no noise difference other than normal.

I'm wondering myself about anyone who has done this with more mileage or months in their engine.

I'm also a 5.0 2015.
 

Triton54

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Does Ow-30 count? I've been running that since about 2500 miles,, now at 7000+
 

drabon74

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I mix 0w20 and 5w30, runs perfect
 

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engineermike

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I ran 5w30 in my 2015 f-150 from ~3000 miles until I sold it. The current owner runs 5w30 as well, ultra platinum. I believe it’s around 60,000 miles now woth no issues or oil consumption. The truck has been supercharged since it was basically new.

I’m running 5w40 euro platinum in my supercharged 2018 gt. I’m at 9000 miles now but the supercharger and oil has only been in for the last 2-3000. No issues. Whipple and roush both recommend 5w50 so I figured 40 is ok.

Also note that the Australian mustang gt calls for 5w30 in the manual.
 

MaxQ

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I'm at 40,000km ( 24,800mi) been using 5W30 since first oil change no problems.
 

66Bronc1

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The manual does say 5W-30 should be used for track use. So it's an acceptable viscosity. I wonder if I should use it here in SW Florida in the summer months when it is very hot- 78-95 degrees every day. And in the winter use 5W-20 when it's a little cooler- 55-85. I don't drive the car hard though and do not plan on using it at the track at all.
 

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NoVaGT

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I'm considering Rotella 5-40 for my next change.
 

nastang87xx

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The manual does say 5W-30 should be used for track use. So it's an acceptable viscosity. I wonder if I should use it here in SW Florida in the summer months when it is very hot- 78-95 degrees every day. And in the winter use 5W-20 when it's a little cooler- 55-85. I don't drive the car hard though and do not plan on using it at the track at all.
All of this. But OP, unless you have a specific reason to switch, I wouldn't bother. Straying away from the manual for "peace of mind" frankly isn't a good one in my opinion. If you're just DD'ing the car and not really pushing it, just use what the manual calls for.
 

accel

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The manual does say 5W-30 should be used for track use. So it's an acceptable viscosity. I wonder if I should use it here in SW Florida in the summer months when it is very hot- 78-95 degrees every day. And in the winter use 5W-20 when it's a little cooler- 55-85. I don't drive the car hard though and do not plan on using it at the track at all.
2015-2017 does not have it. I think it was 2018 manual that said that?
 

engineermike

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The track use 5w30 just showed up in the 2018 manual. However, the austrailian version said 5w30 since 2015 for normal use.
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