1997 - 2003 F-150

ford says use 5-20 can i use 15-40?

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  #16  
Old 12-12-2010, 02:20 PM
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Originally Posted by 31 YNOT
Personally I run 5-w30 in my truck. I have a friend that had a 4.6L and all he ran it was 15-w40. He bought the truck used in highschool and when he sold it it had a bit over 200K miles on it. ran perfect.
What year 4six?
 
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Old 12-13-2010, 07:04 AM
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LOL.....
my bad...must not of had my coffee yet or maybe just came back in from blowing snow and still had my glasses off :o :o
 
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Old 12-13-2010, 11:55 AM
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Originally Posted by jbrew
What year 4six?
98, it was beat up pretty good but never did miss a beat.
 



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