quote:
Originally posted by Patman:
There is a very heated topic on Royal Purple right now on LS1Tech.com (in internal engine) It seems those that use it don't want to believe that any other oil is good. After seeing Trevor's terrible results after just 1250 miles (29% oxidation, 9.5cst at 100c already, almost a 20wt) with RP 10w30, I'm not convinced that this oil is any good.