Steel brake line use a 45 dergee flare fitting while Stainless use a 37 degree flare fitting. You will need to seat the fitting repeatedly as Tim stated to get the flare to seat evenly. Once It's seated there should be no issue with leaks.

Last edited by TUTS 59; 10/28/2019 4:08 PM.
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1958 Viking 4400
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1960 Chevrolet C10
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'59 Apache 31, 327 V8 (0.030 over), Muncie M20 4 Speed, GM 10 Bolt Rear... long term project (30 years and counting)

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