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Ls1 Engine Build Oil

Royal Purple's Extreme Performance and Racing (XPR) 10W40 is a proven formulation for the ultimate in engine protection and horsepower. This lubricant uses the company's Synerlec additive technology along with other ingredients to reduce engine wear by up to a claimed 80 percent versus other racing oils. Also available in viscosities ranging from 0W10 all the way to 20W50, a quart of XPR can be had for a suggested $13.45.
Ls1 Engine Build - My First Stroker Part 4

 Royal Purple's Extreme Performance and Racing (XPR) 10W40 is a proven formulation for the ultimate in engine protection and horsepower. This lubricant uses the company's Synerlec additive technology along with other ingredients to reduce engine wear by up to a claimed 80 percent versus other racing oils. Also available in viscosities ranging from 0W10 all the way to 20W50, a quart of XPR can be had for a suggested $13.45.  View Related Article

 

 

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