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F-150 eco/torture

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they ran straight rev-x

At $33 bucks for 4 ounces.... still, a little more than anecdotal info would be appreciated.

 

Back in my youth, there was the often repeated story that STP oil treatment was developed from German WW2 technolgy... Synthetic oils and synthetic fuels are mentioned quite often in technical publications dealing with that era.

 

Since then, petrochemical technology has made advances...more in add pack than anything else. The Rev-X page doesn't seem to differ from the pages offered by so many other "snake oil" suppliers.

 

Nothing beats regular oil changes... oil changes that happen before any add pack components are consumed.. that happen before any appreciable molecular shear alters the hydrodynamic properties of the oil....

 

FWIW, Smokey Yunick had a rule of thumb regarding oil pressure... 10 PSI for every 1000 rpm. A critical consideration in a competition engine would be the size of the oil pump. Too small and the engine could starve... too big and all you do is heat up the oil....

 

http://media.ford.com/article_display.cfm?article_id=33736 - this should be interesting.

 

On edit. This sort of "testing" has little to do with the real world. An Edmonton taxi-cab could expect hundreds of thousands of miles out of an engine. Why? Cold starts.... it rarely has them. Keep an engine in it's intended temperature range and your engine will serve you well. Allow thermocycling to change those internal clearances - even for just a few minutes and the equation gains variables...

 

Going out on a limb... I'll opine that thermocycling induced "dry starts" are a major cause of premature or abnormal engine wear.

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