1 FUEL EXHAUST CARBURETOR 1 3 616 CLAMP BRACKET HANGER REINFORCEMENT SCREW SUPPORT 1 EXHAUST PIPE Con t 75 BL BN C 351206 1 1 25 BRACKET hanger 4 4 1 1 68 72 V C 3 706 1382972 1 3 70 HANGER 71 74 Tar 409580 1 3 30 HANGER pipe to frame hangar 75 All A L6 339795 1 3 20 HANGER exh crossover pipe 1 75 AF AG AJ29 57 1244015 RH 2 40 HANGER tallpipe 1 7I 75 See Group 3 704 1236947 2 47 REINFORCEMENT i 65 71 Exc F85 or Tor 8 977 9429462 12 32 SCREW clamp to sup V 1 65 70 425 455 Eng exc D E or Tor 388996 1 2 10 SUPPORT 1 1 71 5400 6400 5600 6800 98 1 455 Eng 414136 1 3 30 SUPPORT 72 5400 6400 6800 98 455 Eng exc D E 414136 1 3 30 SUPPORT 1 73 75 All B C 455 Eng exc D E 414136 1 3 30 SUPPORT 1 3 640 THERMOSTAT VALVE PKG SOLENOID EXHAUST MANIFOLD HEAT 1 CONTROL 1 V NOTE The 1975 I 6 Engine heat riser valve is not released far service Replace the exhaust manifold 1 1 66 68 V8 392850 1 2 50 THERMOSTAT 1 1 66 74 L6 3881831 1 1 90 THERMOSTAT 1 1 69 8 exc F85 2 BC 392850 1 2 50 THERMOSTAT I 1 1 61 64 Exc F85 J88 588535 1 15 90 VALVE PKG 63 64 Exc D E 588535 1 15 90 VALVE PKG 1 64 65 V6 1386476 1 22 15 VALVE PKG 64 65 330 Eng 388220 1 15 70 VALVE PKG 7 F 65 1 400 425 Eng exc D E 388224 1 17 10 VALVE PKG 1 66 69 330 350 Eng 394125 1 20 30 VALVE PKG I 66 69 400 Eng 394126 1 19 40 VALVE PKG 66 69 425 455 Eng exc D E 394126 1 19 40 VALVE PKG 1 66 69 425 455 Eng D E Tor 394127 1 18 05 VALVE PKG 1 1 75 X 250 1997449 1 14 20 SOLENOID puvver heat valve 1 11 3 640 GASKET EXHAUST MANIFOLD HEAT CONTROL 49 62 Exc F85 13 611 563689 2 99 GASKET valve body 64 65 V6 1359716 1 35 GASKET valve body 1 3 641 SPRING EXHAUST MANIFOLD HEAT CONTROL THERMOSTAT 64 65 V6 1179444 1 25 SPRING valve stop 3 647 BUSHING EXHAUST MANIFOLD HEAT CONTROL VALVE SHAFT 66 75 L6 exc Intergrated Mild 3848282 2 41 RUSHING Z 3 647 VALVE EXHAUST MANIFOLD HEATER 75 All X L6 343368 1 36 50 VALVE 3 650 PULLEY AIR INJECTION REACTOR PUMP 73 75 L6 3927116 1 2 90 PULLEV 75 V8 exc C A C 410627 1 4 70 PULLEV 75 V8 C A C 412335 1 4 95 PULLEV 1 3 655 BRACE BRACKET AIR INJECTION REACTOR PUMP 1 1 66 67 L6 exo P S 3998341 I 2 55 BRACE adjusting 1 73 74 L6 329664 1 2 40 BRACE 1 75 All X L6 Calif exc C A C 354564 1 4 85 BRACE 75 All X A L5 Calil C A C 355726 1 1 55 BRACE 74 All X L6 Opt M15 exc C A C 3918950 1 1 75 BRACE pump gen 75 All X L6 exc C A C 329664 1 2 40 BRACE 75 L6 352192 1 99 BRACKET 75 All X L5 Calif C A C 355728 1 6 25 BRACKET adiusting 75 All X L6 Calif C A C 355727 1 7 80 BRACKET pump 75 All X L6 C A C Calif exc P S 6 606 354528 1 20 00 BRACKET pump rf 75 All A L6 C A C Opt NB2 352192 1 99 BRACKET pump 1 1 75 All B C C A C 419517 1 17 65 BRACKET pump 1 GM PARTS DIVISION GENERAL MOTORS CORPORATION 0LDSMOB LE 3O Y REV 5 80 2 aa 3 616 3 655