FUEL EXHAUST CARBURETION GMC GROUP 3 278 C0n t 75 G I 2 3 w A T 350 exc C A C 75 G 2 3 Van 400 exc C A C J 75 CK 1 2 3 Blazer Jimmy exc NB 2 76 78 C 2 3 w C A C 454 exc A T 336013 I 2 15 TEE ASM vacuum inlet manilold fitting I8 pipe thds 8 4950A 73 74 All Blazer Jimmy 75 CK I 2 3 Blazer Jimmy C A C w AT 350 400 75 CK I 2 3 Blazer Jimmy Speed Bi Cruise Control w A T 350 400 exc C A C 75 CK l 2 3 Blazer Jimmy C A C w A T 454 exc NB 2 Speed Cruise Cont 75 CK 1 2 3 Blazer Jimmy A T w Speed Cruise Control 454 exc C A C NB 2 75 G 1 2 3 C A C w A T exc Speed Cruise Control 75 G 1 2 3 w Slieed Cruise Control exc C A C 3360I5 1 1 70 TEE ASM vac fitting conn asm 18 thds 8 49575 73 78 CKGP 1 2 3 Blazer Jimmy M H C 3752621 A R 5I TEE ASM nylon i l D x Ig 8 49575 75 C 1 2 3 A T w NB 2 454 75 P 3 w NB 2 454 I 369465 I 90 TEE ASM vacuum inlet manifold fitting 8 49575 75 78 All 355786 1 l0 70 FITTING inlet manil vac 18 dryseal 4 outlets 8 49575 78 C I 03 Diesel exc A C 4682IS I 69 FITTING vac pump hose 8 4957C 78 C I 03 Diesel w A C 468217 1 69 FITTING vac pump hose 8 49570 73 78 All 473381 A R 4 85 FITTING inlet manif vac I8 8 49575 78 CI 03 250 w A C C60 H D C F44 exc Calif w JB3 or JBS Non Intergral Hd 78 C1 16 K1 03 06 250 w A C CBO 78 C2 43 CK2 03 292 w A C C60 78 C3 03 292 w A C 60 JB7 78 Gl w JB3 er JB5 exc Integral Hd 78 G2 3 292 w A C C60 JB5 or JB6 or JB7 370709 1 4 05 FITTING inl manil vac 8 4957C 75 CKI 2 3 350 454 78 77 C1 03 454 w A C exc H D C F44 3963229 I 1 75 ADAPTER vac hose 8 4906 3 280 CLAMP PUMP SCREW SEAL Vacuum Pump 78 All Diesel 3835505 1 62 CLAMP 3 273 78 All Diesel 7832789 1 PUMP vac w driver 7B All Diesel 7832831 1 97 00 PUMP ASM KIT vac incs pump asm 78 All Diesel 7830607 2 40 SCREW oil Bi vac pump drive M6 x I x 19 78 All Diesel 383524 I 80 SEAL vac pump to blk 2 353 7B All Diesel 5685234 1 1 00 SEAL dr to pump asm O rinq J WAREHOUSING AND DISTRIBUTIONDIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 51 L 3 278 3 280 3 26 REV 2 83