GM3 81 1981 5 7 LITER V8 ENGINE EMISSION CONTROLS LF9 350N 1 AIR CLEANER Internal EGR 3 402 39 BRACE Resonator Support 3 417 2 STUD Air Cleaner Internal EGR 3 403 40 VALVE Vacuum Regulator 4 4 205 3 VALVE EGR Internal EGR 3 670 41 CONTROL Sensor 2 510 4 LOCK EGR Valve Bolt Internal EGR 3 680 SWITCH Glow Plug Control Exc 5 STUD Air Cleaner Exc Internal EGR 3 403 Fed Calif B C E K 2 510 6 EXTENSION Air Cleaner Cadillac 3 417 42 VALVE W Actuator Exhaust Press 7 VALVE EGR r 3 670 Regulator 3 140 8 AIR CLEANER Exc Internal EGR 3 402 43 TUBING 3 T6 8 964 9 GASKET Air Cleaner Silencer 3 403 44 CAP Oil Filler 1 758 10 CLAMP Air CI Resonator Conn 3 403 45 BRACKET EGR Control Exc Internal 11 DUCT Air Int Rr 3 417 EGR 3 671 12 RESONATOR Air Cleaner 3 417 46 SWITCH EGR Valve Control W Calif 13 DUCT Flex A CI to Air Int Duct 3 417 Shown 3 681 14 DUCT Air Intake 3 417 SWITCH Exhaust Press Reg Valve 15 DIODE Diesel Eng Wiring Harness 2 525 Cont W Fed 3 670 16 RELAY Diesel Wait Lamp Control 2 510 VALVE EGR Vacuum Control Signal 3 670 17 BRACKET Diesel Relays 2 510 47 SWITCH EGR Vlv Vac Cont 3 670 18 ELBOW Vent Pipe to Filter Asm 1 745 48 CONNECTOR Trans Conv Clutch Vac 19 CONNECTOR Spl Y 5 32 x 5 32 Switch Wire 2 530 x 7 64 I D 3 278 CONNECTOR Trans Conv Clutch Vac 20 HOSE Vacuum 7 32 I D 8 962 Switch Wire 8 965 I 21 CONNECTOR Vac Tee M6 5 O D x WIRE Make from 18 Gauge M9 5 O D 3 671 49 SWITCH Trans Conv Clutch Low 22 VALVE Crankcase Pressure Regulator 1 745 Vacuum 4 115 23 HOSE Vacuum 3 8 I D 8 962 50 HARNESS Engine Wiring 2 525 24 PIPE Vent RH Exc Internal EGR 1 762 51 FITTING EGR Vacuum 3 680 25 BRACKET Vent Pipe Exc Internal TEE Vac Hose 3 16 x 3 16 x 3 16 3 278 EGR 1 750 CONNECTOR Straight 3 16 Nylon 8 963 26 CONNECTOR Vent Pipes to Flow Cont CONNECTOR EGR Valve Hose 5 Way 3 278 Valve Exc Internal EGR 1 745 CONNECTOR Vac Tee M6 5 x M9 5 3 671 27 PIPE Vent LH Exc Internal EGR 1 762 CONNECTOR EGR Valve Hose 3 680 28 VALVE Crankcase Vent 1 745 CAP Carb Port 5 32 Rubber 3 278 29 CLAMP Vacuum Pump 3 273 3 280 HOSE Vacuum 3 8 l D 5 32 l D 30 PUMP Vacuum W Drive 3 280 7 32 l D 8 962 31 BRACKET C Case Press Regulator 52 BRACKET Fuel Pipe RH 3 162 Valve 1 745 53 SWITCH Fast Idle Solenoid Cold 32 TUBE C Case Vent LH W Internal Advance 3 440 EGR 1 762 54 BRACE Vent Pipe 1 750 33 FILTER Vent 1 745 55 TUBE C Case Vent RH W Internal 34 PIPE EGR Valve Exc Internal EGR 3 675 EGR 1 762 35 GROMMET Filter Asm to Valve Cover 1 745 56 HOSE Vacuum 3 4 I D 8 962 36 FITTING EGR Adapter Pipe 3 680 57 PIPE Regulator to Air Crossover 1 762 37 ADAPTER EGR Pipe Fitting Exc 58 FITTING EGR Air Crossover Pipe 3 680 Internal EGR 3 680 59 ELBOW Crossover Pipe to Connector 1 745 38 BRACKET Resonator Mounting 3 417 60 CROSSOVER Air 3 417 r t 1987 GENERAL MOTORS SERVICE PARTS OPERATlONS OLDSMOBILE 31A 7 87 3 as 3 000 GROUP