TM00 004 HP0 DEFINITIONS LB4 ENGINE 4 3L 4 3Z V6 I L35 ENGINE 4 3L 4 3W CENTRAL PORT INJECVTION V6 9O DEG MD8 TRANSMISSIONAUTOMATIC 4 SPEED THM7OOR4 4L60 1992 GENERAL MOTORS SERVICE PARTS 0PERAT 0NS LlGHT TRUCK 53M 1 8 92 0 25 0 000 GROUP