Re: Quick Help
They are completely different, AN and standard are different thread pitches and everything is different, it takes adapters to make them work together. The bigger the number AN is a bigger fitting/hose
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'67 C20, Under the Knife!, LWB, Eaton HO-52, Rear Coil Springs
72' GMC C2500, 350, TH400(?), Dana 60
'67 K10 4-spd., 305, SM465, Dana 44, 12 Bolt, RUST!
'65 C60 292, 4 spd, 2 spd Rearend, 15' Grain Box, MINT!
09 Yukon Denali 82k Miles 6.2L/6A
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