So I'm doing pump-rack and rack-cooler lines on this POS truck. Inline engine, non SS. The lines mate to the rack using o-rings and a flange to hold it down, like an AC fitting. Problem is I cannot get em to seal up. Finally pulled it all apart again and find this seal stuck to the HP line;
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I cannot find it on my diagrams. They list normal o-rings. Anyone else see this or solve a similar issue? Thinking it might be part of the rack itself but I cannot get an exploded diagram of a rack. Any help is appreciated. I'm about to try it with normal o-rings...