Man this is an old thread. About any parts house should be able to get you non detergent if they don't stock it. Almost no one uses it any more. IMHO if using detergent oil makes your engine use oil it's teetering on the edge of a rebuild anyway.
Save a life, adopt a senior shelter pet. The three main causes of blindness: Cataracts, Politics, Religion. Name your dog Naked so you can walk Naked in the park.
About any parts house should be able to get you non detergent if they don't stock it. Almost no one uses it any more. IMHO if using detergent oil makes your engine use oil it's teetering on the edge of a rebuild anyway.