3 463 STUD PIN Accelerator Intermediate 71 75 H 140 rrr r 3997265 I 61 accel com lever 73 75 H w 25C 140 rrr 336959 1 39 PIN carb to accel control Iever I 3 601 MANIFOLD Engine Exhaust Intake Manifold in Group 3 265 71 72 H rrr 3973153 1 16 55 73 74 H 140 r 329695 1 28 05 74 H 122 343385 1 75 H w 25C 140 343375 1 75 H 252 354432 R H 75 H 252 354433 L H 3 609 PIPE Engine to Muffler Exhaust 71 73 H 325178 1 12 50 74 75 H 140 339028 1 12 50 74 75 H 122 339057 1 39 05 75 H 2BC w 180 UFC 140 348271 1 front 75 H 2BC w 160 UFC 140 345273 1 rear 75 H 1BC w 160 UFC 140 345282 1 75 H w 260 UFC 353988 1 rear 75 H ZBC w 260 UFC 140 353985 1 front 75 H w 160 UFC 262 353974 1 front 75 HR w 160 UFC 353975 I rear 75 HR w 260 UFC 252 353959 1 from 75 HR w 260 UFC 353971 I rear 3 513 NUT Exhaust Pipe 71 75 H 3829085 2 11 exh pipe to exh manifold i 16 3 616 HANGER ASSY SUPPORT ASSY CLAMP Exhaust Pipe 71 H 3991377 1 1 53 72 73 H w A T 325745 1 1 52 SUPPORT ASSY 71 73 H w 2BC exc AT 74 H 140 exc A T 342574 1 41 SUPPORT ASSY 75 H w A T 140 353937 I SUPPORT ASSY exhaust pipe 75 H 1401 exc A 1 349514 1 SUPPORT ASSY exhaust pipe 14 H 122 3857547 1 CLAMP exh pipe 3 650 PULLEY Air Injection Reactor Pump 72 75 H 6270051 1 1 70 3 655 BRACKET SPACER Air Iniection Reaction Pump Mounting 72 H 8270053 1 13 50 75 H ZBC w NB 2 140 75 H w IBC 140 345821 1 air ini pump 75 HR w 118 2 262 354383 1 air in pump V 71 73 H w P S 75 H w P S 3955204 1 1 1 SPACER generator to bracket 3 660 PUMP ASSY Air Injection Reactor Pump 72 H 7803543 1 59 95 3 555 FAN ASSY Air Injection Reactor 72 H 7513409 1 92 w filter w 7503943 3 670 VALVE ASSY Air Injection Reactor 72 H 7046171 1 14 45 air ini relief diverter 72 H 5381992 1 4 41 air ini check 73 H w 2BC exc A 1 7046493 1 16 85 EGR 73 H 2BC w A T 7030880 1 16 55 EGR 73 H w IBC exc A T I 74 H IBC 140 exc NB 2 A I 704957 I 16 85 EGR 73 H 1BC w A T 74 H NB 2 w A T IBC 140 7049575 I 16 85 EGR 74 75 H w ZBC 140 asu A T exc HB 7043051 1 16 85 EGR 74 75 H w NB 2 2BC w Aff 140 exc HR 7043279 1 16 85 EGR 74 75 H 250 w A T 140 exc NB 2 HR 7048270 1 16 55 EGR 74 H IBC w NB 2 140 exc A T 74 H IBC w A T 140 exc NB 2 7049573 1 16 55 EGR 75 H 140 exc C A c 7030584 1 oivaner 75 HR 262 exc NB 2 7043133 1 E G R 75 HH w A l R 262 7043372 1 diverter ii 1974 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET F A 30X 1 REV 9 74 3 8 3 4833 570