Mr. Vaughan I see your situation there,lately have been seeing all kinds of Detroit 3-53's in GM AD and Task Force trucks. Even saww a 3-53 in a 70 roadrunner (who does that) ?? Anyway never can tell what is out there,forge into your project...I do !! I am the only bolter who runs an advanced design truck on propane (have 7) all liquid burners.