1987 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 NO 4 N0 5 N0 6 NO 7 N0 8 L 2 0 1 12073911 12073909 12073909 12073908 L 2 8W 12072155 12072150 12072156 12072148 12072157 12072151 1988 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PL UG PLUG PLUG N0 1 N0 2 N0 3 NO 4 N0 5 N0 6 NO 7 N0 8 L 2 0 1 12073911 12073909 12073909 12073908 L 2 8W 12072155 12072149 12072156 12072148 12072157 1207 2151 1989 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 NO 4 N0 5 N0 6 NO 7 N0 8 L 2 0 1 12073911 12073909 12073909 12073908 L 2 8W 12072155 1207214 5 12072156 12072142 12072156 12072146 1990 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 NO 4 N0 5 N0 6 NO 7 N0 8 L 2 2G 4 12073911 12073909 12073909 12073908 L 3 1T W 12072155 12072145 12072156 12072142 12072156 12072146 1991 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 NO 4 N0 5 N0 6 NO 7 N0 8 L 2 2G 12073911 12073909 12073909 12073908 3 1T 4 12072155 12072145 12072156 12072142 12072156 12072146 1992 GENERAL MOTORS SERVICE PARTS OPERAT ONS CHEVROLET 17L j 1 92 2 15 2 240