FUEL EXHAUST CARBURETION 3 613 STUD NUT WASHER Exhaust Pipe 38 72 All 483543 A R exh pipe and muffler exh crossover pipe to exh manifold 16 16 3 275 50 72 All 344996 A R exhaust crossover pipe to manifold muffler I and exh pipe 16 16 x 3 275 62 66 Ser 80 2 cyc Diesel 65 Ser 50 60 4 cyc Diesel exc TDM 5111227 1 exhaust front pipe adapter 20 14 x 1 38 72 All 838780 A R NUT exh pipe and muffler 16 x thick brass 38 72 All 3754153 A R WASHER exh pipe to exh manifold x Q x s thick 5 383 3 616 CLAMP ASSY CLAMP UNIT Exhaust Pipe 62 66 Ser 60 2 cyc Diesel 67 68 Ser 50 60 Tilt 2 cyc Diesel 2387401 1 front 4 z 0 D 38 70 All 2378618A R CLAMP UNIT w 3 Z pipe 3 708 38 70 All 2378617A R V CLAMP UNIT w 3 pipe 3 708 3 640 THERMOSTAT STOP Exhaust Manifold Valve 38 65 All 6 cyl exc C O E 838573 1 66 Ser 50 6 cyl 67 70 Ser 40 6 cyl 71 72 All 6 cyl 3881831 1 3 641 SPRING Manifold Heat Control Valve 38 65 All 6 cyl 602799 1 front anti ratt e 57 62 1 2 Ton 8 cyl 67 Ser 40 283 exc Tilt 3746600 1 anti rattle 63 All 230 64 65 Ser 50 6 cyl 3792818 1 rear anti rattle 66 Ser 60 6 cyl 67 70 Ser 40 6 cyl 71 72 All 6 cyl 3895015 1 stop 3 647 VALVE ASSY BUSHING SPACER Exhaust Manifold 55 Ser 4 5 6 8 cyl 56 Ser 4 8 cyl exc H D 3725981 1 w thermostat 57 62 1 Ton 8 cyl 67 Ser 40 283 exc Tilt 362652 1 64 66 Ser 50 6 cyl 67 70 Ser 40 6 cyl 71 72 All 6 cyl 3848282 2 BUSHING valve shaft 57 65 All 8 cyl exc 409 66 Ser 50 283 66 Ser 60 327 exc Til1 TDM y 66 Ser 60 SBC w H D 366 67 69 All 283 307 327 350 3750067 1 SPACER exhaust pipe triangular type 62 63 All 409 3796797 1 SPACER pipe to manifold R H 64 65 All 409 66 Ser 60 80 8 cyl 67 68 All 366 427 3845304 1 SPACER pipe to manifold R H 3 650 PULLEY SPACER Air Injection Reactor Pump V NOTE See Group 1 066 for Be t Application 69 70 Ser 40 50 350 330552 1 69 Ser 40 D D 292 3925522 1 69 Ser 40 D D exc 292 3927116 1 69 Ser 40 C A C w P S 250 3924633 1 SPACER pulley 3 655 BRACKlET BOLT CONNECTOR SPACER STUD ARM Air Injection Reaction Pump Mounting 69 Ser 40 250 exc 62 amp D D 3918950 1 69 Ser 50 60 366 427 exc C A C Air Brake 69 70 Ser 50 Tilt w Air Brake 350 3951412 1 BRACKET 69 Ser 40 250 exc D D 3918948 1 BRACKET 69 72 Ser 50 60 Tilt 706413 1 BRACKET pump mtg frt 69 72 Ser 50 60 Tilt 706412 1 BRACKET pump mtg rr 70 Ser 50 60 366 427 exc Ser 60 Tilt C A C Air Brake GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM i REV 5 79 3 45 3 613 3 655