LEADER 00728nam 2200157z- 450 001 9910712721803321 035 $a(CKB)5470000002496958 035 $a(EXLCZ)995470000002496958 100 $a20230509c1976uuuu -u- - 101 0 $aeng 200 00$aExhaust emissions and fuel economy of a vehicle equipped with the Hausknecht valve train modification 210 $aAnn Arbor, Mich$cTechnology Assessment and Evaluation Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, U.S. Environmental Protection Agency 906 $aBOOK 912 $a9910712721803321 996 $aExhaust emissions and fuel economy of a vehicle equipped with the Hausknecht valve train modification$93269584 997 $aUNINA