Your right, they're all running Pennz. Long-Life 15w-40. I know a guy who knows a marketing rep. who knows a mechanic that knows a crew guy that says so...quote:
Originally posted by Drew99GT:
I wouldn't believe for a second that a Nascar Winston Cup car would be running off the shelf Mobil 1 from Checker Auto parts in a motor spinning 9500 rpm for 4 hours.