COOLANT GRILLE OIL SYSTEM GMC GROUP 1 762 Con 73 CKP 2 3 307 exc Sub 74 76 C I Cab Blazer C Jimmy C w 2BC J 350 78 78 CK 1 2 3 Blazer limmY w 2BC 305 350 3970070 1 1 60 PIPE c case vent 6 i r 8 3290 73 74 CKF 1 2 3 350 73 CK 1 Blazer Jimmy 307 73 C 2 Sub 307 V 75 78 CKP 1 2 3 Blazer Jimmy w 4BC 350 400 i 75 78 M H C w NB 2 350 3970072 1 1 55 PIPE c case vent 5 I 8 3290 A 73 78 All M H C 454 330523 I 4 40 PIPE c case vent 8 3290 74 All Blazer Jimmy 6 cyl 76 76 C I Cab w H D Chassis 250 75 78 C 1 Sub 250 75 78 K 1 Cab Blazer K Jimmy K 250 76 76 CP I 292 76 76 CKGP 2 3 292 78 Blazer C Jimmy C 6 cyl 77 78 All Blazer Jimmy w NB 2 5 cyl 343319 I 3 55 PIPE c case vent 8 3290 76 G I 250 75 Blazer C Jimmy C 6 cyl 76 C Cab 250 exc H D Chassis 354645 1 7 55 PIPE c case vent 8 3290 76 C 1 Cab 250 exc H D Chassis 78 G 1 250 366878 1 3 50 PIPE c case vent 6 3290 78 CG 1 250 exc HDC J Calil Alt 78 P 3 42 292 w Calif 78 CK 3 292 w Calil 473315 1 4 40 PIPE c cass vent 8 3290 78 All Diesel 659677 2 2 65 PIPE ventilation 8 3290 78 GI 2 3 250 w Calil 78 CI 2 250 458144 1 3 55 PIPE c case vent 1 800 SWITCH ASM ELBOW REDUCER SENDER ASM Oll Pressure NOTE 1 Used on models without gauges NOTE 2 Used on models with gauges 73 74 All Blazer Jimmy 3816936 1 N L SWITCH ASM 7 6325 76 CKG I 2 3 Blazer Jimmy 76 77 G 1 2 3 76 77 C 1 Cab 250 305 350 78 77 C 1 Cab w H D Chassis 454 76 77 C 1 Sub Blazer C Jimmy C 7677 K l 2 3 Blazer K Jimmy K 76 77 C 2 3 7I All Diesel 78 CKG 1 2 3 exc Gauges 3815938 1 N L SWITCH ASM oil press Note 1 7 6326 76 C 1 454 exc H D Chassis 356115 1 1 1 30 SWITCH ASM hast vlv cont oil temp 3 140 7 6363 75 All Blazer Jimmy 250 366I16 I 5 60 SWITCH ASM oil temp 7 6325 76 C I Cab 454 exc HD Chassis 364713 1 5 80 SWITCH ASM oil press Note I 7 8325 77 CP 1 2 3 Blazer C Jimmy C 6 cyl exc Gauges Q Q WAREHOUSING AND DISTRIBUTIONDIVISION OF GENERAL MOTORS CORPORAT 0N LT TRUCK 5I 1 1 162 1 800 me REV 2 83