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Old 10-07-2011, 10:12 AM   #10
S10Fan
Old Heap Driver
 
Join Date: Mar 2008
Location: Newport News, Va
Posts: 2,638
Re: What's the best oil for a old tired engine?

Quote:
Originally Posted by 85Bowtie View Post
No, they just have lower concentrations of zinc. Diesel oil still has higher zinc concentrations even after the use of catalytic converters on diesels.
Thanks, good information.
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'99 Silverado 1500, 4.3, 5-speed, reg cab, short bed
'50 Chevy 2DR Hard Top, 350/350, M2 Front End, 3:08 gear, cruiser.
'30 Model A Pickup, suicide front end, 350, 350, traditional style hot rod.
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