Thread: royal purple?
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Old 10-08-2008, 09:05 PM   #23
mc73nova
 
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Quote:
Originally Posted by Kat View Post
I use 20w50. I kinda like seeing 60 psi or so of oil pressure.. Then again, Josh told me to use that sooo I'm going to stick with what the enigne builder said..

Also ifyou race your car a lot, use the heavier weight oil. If its just a DD use whatever is on the cap.
Every engine is different. I use 10/30 or 10/40 in my race engine. There is no need to run a heavier weight for racing purposes. My $.02
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Last edited by mc73nova; 10-08-2008 at 09:11 PM.
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