FUEL EXHAUST CARBURETION 3 672 SILENCER ELEMENT Air Injection Reactor NOTE 1 It may be necessary to use Tube 7035403 for proper fit of muffler and valve 66 67 All exc 4 cyl air injector pump 68 All 1492575 1 3 70 SILENCER by pass valve diverter valve relief diverter valve Note 1 66 67 All 194 230 250 283 327 exc Sp H Per 6422750 1 11 12 ELEMENT a cl w silencer 3 675 HOSE ADAPTER CLIP CONNECTOR EXTENSION PIPE TUBE RETAINER Air Injection Reactor 66 Pass 283 66 Chevy Chevelle 283 exc 4BC 67 Chevy 327 67 Camaro 396 3909889 1 3 85 injection pump inlet 67 All 8 cyl exc 396 427 68 All 8 cyl exc A T 396 427 1608761 1 4 70 pump to check valve pump to outlet L H Note 1 66 67 Chevy 8 cyl exc Sp H Per 66 Chevelle w Sp H Per 327 8884503 R H RL 2 35 pump outlet 67 Chevy Chevelle w Sp H Per 327 67 Camaro 396 8884503 1 RL 2 35 injection pump outlet 68 Chevy Chevelle Camaro 6 cyl 3905067 1 6 75 pump to check valve 73 75 All 140 3943638 1 2 85 valve E G R 75 Monza 262 357033 1 2 80 air inj check 75 Monza 262 415899 A R RL 56 exhaust emission control 8 962 75 Nova w A I R 262 360448 1 3 90 diverter valve 75 Camaro 6 cyl w C A C 354314 1 2 80 air diverter valve to check valve 75 Pass Chevelle w A l R 454 357101 1 4 55 diverter valve 75 All 454 w A l R 357101 I 4 55 air inj diverter valve 75 All 8 cyl exc Vega Monza 354314 1 2 80 ctltc conv air pipe rubber 75 All 454 355979 1 3 35 HOSE ctltc conv rubber 72 All w NB 2 6 cyl 73 74 All 6 cyl 6270049 1 2 30 ADAPTER div valve 68 72 Chevelle Camaro w C A C 396 400 454 73 75 Chevelle 454 353085 2 2 15 ADAPTER air inj pipe 75 All w NB 2 6 cyl exc C A C 354569 1 2 65 ADAPTER air inj dvtr valve 74 75 All 140 ZBC 3984517 1 23 CLIP E G R valve hose 75 Pass A I R w NB 2 75 Chevelle w 4BC 350 400 NB 2 354400 1 91 CONNECTOR exhaust emission cont hose 66 69 All 6 cyl 70 Nova 4 cyl 73 All 6 cyl 3880812 6 1 40 EXTENSION air inj pipe 73 74 All 8 cyl exc Monza 75 All 454 3882805 8 1 60 EXTENSION air inj pipe 75 All 140 6270023 4 51 EXTENSION air inj pipe 66 67 All 396 427 68 Chevelle Camaro 396 68 Pass 396 427 exc A T 69 Chevy Camaro 396 69 Chevelle 396 exc H Per Sp H Per A T 69 Chevelle A T w H Per Sp H Per 396 70 Nova Chevelle Camaro w Sp H Per 396 454 71 Chevelle w Sp H Per 454 3880887 1 1 60 PIPE injection 66 67 Chevelle Camaro 283 327 350 68 All 302 307 327 350 exc A T 70 71 Camaro w Sp H Per 350 72 Camaro w Sp H Per 350 72 Pass Chevelle 454 72 All 402 exc Police 3882805 1 1 60 PIPE extension 75 Nova 262 357183 1 16 45 PIPE air injection 66 69 All 396 427 3889377 1 19 45 PIPE ASSY injection L H 66 67 All 6 cyl 3901800 1 23 70 PIPE ASSY check valve connector 66 Pass 6 cyl 66 68 Pass 283 307 327 333832 A R 10 20 PIPE ASSY exh gas combustion 66 69 Pass 283 307 327 350 3877484 A R 1 85 PIPE ASSY exh gas comb end and ctr pipe 68 70 Chevy 4 cyl 3918996 1 22 25 PIPE ASSY w conn check valve GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 i 3 672 3 675 3 36 REV 4 81