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1971 C20 longhorn 350 oil weight
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04-13-2012, 04:25 PM
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JointTech
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Join Date: Feb 2012
Location: Mission Viejo, CA
Posts: 1,858
Re: 1971 C20 longhorn 350 oil weight
i run 10-30 in my 350. I havent dealt with junkers since I was a kid but I think the heaviest we ever put in was 10-40 and that was if it was a smoking pig that leaked in the driveway. lol
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72 C20 Long Bed
SB350 TH400 14 bolt rear end
Extremely boring build thread
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