TY - BOOK AU - Obert, Edward F., AU - ED - ED - ED - ED - SN - 2 PY - 1973///];copyright 197346 CY - New York PB - Intext, Harper & Row, Publishers KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Motors;Exhaust gas KW - Internal combustion engines.;Automobiles N1 - Based on the author's Internal combustion engines, 3d ed., 1968; Includes bibliographies and index; 5 ER -