1998 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 M0 4 NO 5 N0 6 NO 7 NO 8 B 305H W FED NA5 0ALIF NB2 1 12072138 12072137 12072137 12072135 12072136 12072135 12072131 12072134 B 307Y 12036929 12036930 12036930 12036926 12036925 12036924 12036923 12036924 B G 4 3Z 12036985 12072136 12036985 12073958 12036985 12072132 G 305G H 12072138 12072137 12072137 12072135 12072136 12072135 12072131 12072134 1989 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 N0 4 NO 5 N0 6 NO 7 NO 8 B 307Y 12036929 12036930 12036930 12036926 12036925 12036924 12036923 12036924 B 4 3Z 12073958 12072136 12072132 12073958 12072133 12072132 B 5 OE 12072136 12036986 12072135 12036984 12036996 12036995 12036981 12073968 B 5 7 7 W SEO L05 12072136 12036986 12072135 12036984 12036996 12036995 12036981 12073968 1990 SPARK PLUG WIRES PLUG PLUG PLUG PLUG PLUG PLUG PLUG PLUG N0 1 N0 2 N0 3 N0 4 NO 5 N0 6 NO 7 NO 8 B 307Y 1 12036929 12036930 12036930 12036926 12036925 12036924 12036923 12036924 B 4 3Z 1 1 12073958 12072136 12072132 12073958 12072133 12072132 B 5 0E 12072136 12036986 12072135 12036984 12036996 12036995 12036981 12073968 B 5 7 7 W SEO LO5 12072136 12036986 12072135 12036984 12036996 12036995 12036981 12073968 1991 GENERAL MOTORS SERVICE PARTS C PER ATIONS CHEVROLET 17W 6 91 2 45 2 240