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Old 02-08-2008, 08:25 PM
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bazzman1953
bazzman1953 is offline
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Join Date: Oct 2007
Location: Ishpeming Mi.
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Try here...
http://www.ftc.gov/opa/2001/02/zmax1.shtm
and here...
http://blog.sfrcorp.com/2006/09/13/d...s-really-work/
better yet, go here
http://63.240.161.99/motoroil/
Then you deceide.
I'll stick with a good grp3 5w20 or 5w30 in my '94 4.0 w/178.xxx mi on it.
https://www.ford-trucks.com/forums/6...oil-101-a.html
 

Last edited by bazzman1953; 02-08-2008 at 08:49 PM.