
02-17-2003, 03:01 PM
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CC Member
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Join Date: Aug 2002
Location: Dacula, (Atlanta),
GA
Cobra Make, Engine: Unique 427 SC, Southern Automotive 427W Stroker
Posts: 1,649
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Not Ranked
I've been down that road. The guy who built my car was running Mobil 1 5W30 synthetic. But Bill Parham (who built the engine) insisted I run 10W50 (I think) non- synthetic. So I'm taking Bill's recommendation and running the heavier stuff.
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After a good hard ride.....oil pressure is over 50, temp is below 190, she idles and no new dents. LIFE IS GOOD!
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