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OPG Needed on 2020 Models

GreenS550

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Track Pack isn’t a Performance Pack.
Now you are splitting hairs. The track pack was used on the 13-14 Mustangs which essentially is the 15+ PP1 car. Yes, the PP1 recommended 5-30 but the specs are essentially similar. Like the Boss 302. In fact the use of 5w50 is even more needed in an engine that revs higher than the 13-14.

Use whatever oil you wish. But, the whole point of my comment is that Ford recommends 5w50 for all its blown engines.
 

GregO

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Now you are splitting hairs. The track pack was used on the 13-14 Mustangs which essentially is the 15+ PP1 car. Yes, the PP1 recommended 5-30 but the specs are essentially similar.
Just pointing out the footnote references.
Not trying to split hairs.
 

GreenS550

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This is an interesting discussion. I am guessing that Ford saw the benefits of 5-50 and changed their recommendations in for the 15 up. Though I originally balked at using 5w50 in my Whipple charged Bullitt, it was fine. I will switch to 5w50 when I change the oil in my 18 with the procharger.

I am convinced the 5-20 was all about gas mileage as at operating temps the 20 or 50 is the thickness. I am also convinced the thicker oil, though it might slightly hurt gas mileage is the better choice for the main and rod bearings as well as the camshafts, etc at higher rpms.
 

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GregO

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You can't compress a liquid, so unless you run outta oil pressure, you OPG will be just fine.
Oil is compressible. Not much but it will compress. Mineral oil compress more than Synthetic.
Now to think about oil pump cavitation.
 

WildHorse

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Oil is compressible. Not much but it will compress. Mineral oil compress more than Synthetic.
Your not compressing engine oil, your displacing it, still you'll never get metal on metal contact as long as the oil is flowing.
 

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Semp1

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Its just a pain in the ass to do but it’s not expensive. And if your spending 8 grand on a supercharger. And spending a weekend bolting it on. What’s another $400 bucks and another 6 hours of your time for piece of mind? I’m always baffled to see people do expensive mods then want to cheap out on things like this or a quality fuel system. When adding boost.
It’s not cheap when you factor labor in. It’s only cheap when you’re doing it yourself. With labor it’s a fairly “expensive” mod. But I agree to do it regardless.
 

Semp1

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Where does it say that Performance Pack equipped cars should run 5w50 oil?
To bounce off this quote. It has nothing to do with PP cars. When I went to Ford recently even though people here have said they know more than Fords recommendations when it comes to types of oil used. Ford said they now recommend 5w50 for GTs. Performance Pack options don’t affect the engine at all so don’t know why that would be a factor.
 

engineermike

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IMO the OPG money would be much better spent on a fuel system to run E. 93 has kill far more of these boosted engines.
I would say that knock has killed more of these than opg ever could. E85 is the easiest answer for most, and is probably the most popular solution, but it’s not the only answer. Octane boosters work as well, but if the cal advances the timing then you didn’t buy safety, you bought power, so it really depends on how your cal is set up. The current Whipple cal, for instance, doesn't allow a ton of timing regardless of octane, so booster would add safety.

Controlling knock with limited octane with fixed, high compression is really about leaving boost conservative and controlling charge temperature right up until spark happens. I’ve found quite a bit of knock margin by optimizing coolant temp (tstat and fan settings) and maximizing gdi blend (XDI HPFP45, running 90% gdi at WOT). Another option is something like the killer chiller/interchiller. I believe it could be quite safe and powerful if you do all three and have the calibration set up properly.
 
 








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