I FUEL EXHAUST CARBURETION Parts in all columns same except where indicated B97 I BUICK I 1977 ROCHESTER 2 BC I See Model Reference for Application GROUP DESCRIPTION OTY 18 19 20 V BM BN BS 3 725 CARBURETOR NO Prod 1 1 17057180 17057182 17058148 3 725 CARBURETOR NO Service 1 17055528 17055528 17055567 3 725 OVERHAUL KIT 1 17055525 17055525 17055565 1 3 725 POWER CARBURETOR KIT I 7039307 7039307 7039336 3 724 GASKET SET I 1 17052829 17052829 17055564 1 AIR HORN PARTS I 1 I I 3 730 SCREW Air Horn Short AR 7006119 I I 3 730 SCREW Air Horn Long AR 7010432 3 730 AIR HORN ASM 1 17055090 17055090 17055562 3 738 GASKET Air Horn 1 17050409 I 3 740 FILTER Fuel Inlet 1 5651802 3 740 GASKET Filter Nut I 7032508 1 1 I 1 3 740 SPRING Fuel Filter I 7032732 3 740 NUT Fuel Filter Inlet 1 17051765 I I 3 745 FLOAT ASM 1 7037512 I I 3 747 PIN Float Lever Hinge 1 7002081 1 3 814 NEEDLE AND SEAT ASM 1 7035152 1 4 3 820 VALVE KIT Idle Vent NS NS 17052733 I 3 820 COVER Vent Valve 1 17050272 I 3 820 GASKET Vent Valve e 1 17053051 1 1 1 3 820 SCREW Air Horn Vent Valve Cvr AR 7015127 I I 1j 1 3 842 WASHER Pump Lever I I 7019568 1 1 3 842 LEVER Pump Inside 1 1 7032377 I 1 1 1 3 842 LEVER Pump Actuating 1 NS NS NS I I I I 13 842 PUMP SHAFT AND LEVER ASM 1 17052510 I I I 1 CHOKE PARTS 1 I 1 1 I I 3 750 RETAINER Stat Cover 3 7ngu514 V I V 1 3 750 BAFFLE PLATE 1 g NS NS NS 1 I 3 750 GASKET Choke Housing 1 I1 7037796 I I 1 3 750 SCREW Choke Housing I AR 7013704 1 1 I I 3 750 GASKET Stat Cover 1 NS NS NS V 1 1 11 1 1 3 750 STAT COVER Coil and Gasket 1 17058794 1 I I 1 A I t L 3 750 CHOKE Housing I 1 17054720 I p 1 I 1 1 I I 3 751 SCREW Choke Valve 2 7007627 S 1 I I I p 11 I I 3 751 CHOKE Valve 1 7033443 I I 1 1 I 3 752 SCREW Choke Lever 1 1 7019709 I I I I I 3 752 LEVER Inter Choke 1 7030990 1 I 1 3 752 SHAFT Inter Choke 1 7037227 I 1 1 3 752 DUST SEAL Inter Choke Shaft 2 NS NS NS e 1 I I 1t1 I 5 1 I 3 752 LEVER Choke Shaft 1 7030796 I I 3 752 CHOKE SHAFT ASM A 1 17050404 e 1 1 I I 3 752 CHOKE ROD 1 7043278 I I 3 752 LEVER Stat Coil 1 NS I NS NS I I X 1 I p 3 752 AUXILIARY CHOKE ROD 1 7043001 1 3 752 SEAL Choke Housing to Bowl 1 NS NS NS I 1 I 3 752 LEVER Choke I 7g4733z A V 1 I 3 752 INTER CHOKE ROD 1 NS NS NS 1 I 1 3 755 SCREW Control Attach 2 7037570 1 1 I I 3 755 LINK Vacuum Brake 1 7038874 I I 1 I I I I I 3 755 LINK Aux Vacuum Brake 1 7043157 I1 I I V I 3 755 CONTROL AND BRACKET ASM NS NS NS I 1 Vac Brks I 7043585 I I I 3 755 BRAKE AND BRACKET ASM Aux Vac 1 7049893 A I I I p I 3 755 SCREW Aux Vac Brake 1 NS NS I NS I g WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION BUlCK 41 I 3 000 GROUP a ao c I REV 5 81 I II