Re: Oil
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Originally Posted by Jeff Chambers
50 weight? Wow! I'd bet that's costing you some pretty serious HP. I've seen as much as 12hp on the engine dyno going from 10W30 to Royal Purple Racing 11. 50 weight must take forever to make it back to the pan, during which its creating windage on everything from the valve springs to camshaft to crank.
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It doesnt seem much thicker than 10-30 weight to me.
My motor lasted several hundred passes before I had any issues.
I may try the royal purple just for kicks.
Here is what i use.
http://www.valvoline.com/pages/produ...asp?product=50
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92' LX-Big brakes, Lots and lots of suspension, GT40X heads, Ported cobra intake, stock cam, Vortech SC trim.
00' Lightning-Stock
88'CRX-13 second ego killer
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