Once again I am confounded by a crazy engine. What I thought was a drain plug. turns out to be some kind of fitting to install an additional oil cooler. Since I thought it was just a drain plug, I did not torque it down tight. Thus, when the the oil pressure built up. Out from the plug came a bubbling oil. black gold, Texas tea. SC

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71 Super,83 RX7, 91 Saab, 94 Saab turbo conv, 94VolvoSW