FUEL EXHAUST CARBURETION Parts in all columns same exceptrwhere indicated B102 BUICK 1977 ROCHESTER 4BC See Model Reference for Application GROUP DESCRIPTION OTY 1 2 3 4 5 6 AX AY BH BY BW BX 3 725 CARBURETOR ASM Prod 1 17057250 17057253 17057258 17057241 17057550 17057553 3 725 CARBURETOR ASM Service 1 17055153 17055153 17055158 17055141 17055150 17055150 3 725 OVERHAUL PKG 1 17055223 17055223 17055183 17053982 17055209 17055220 3 725 POWER CARBURETOR PKG 1 7039319 7039319 7039319 7039288 7039319 7039319 3 724 GASKET SEI 1 17055181 17055181 17055181 17052834 17055181 17055181 AIR HORN PARTS 3 730 SCREW Air Horn 8 32 x 1 2 2 7031105 3 730 SCREW Air Horn 5 7014699 3 730 SCREW Air Horn 10 32 x 3 2 7029912 3 730 AIR HORN ASM 1 17055216 17055216 17055179 17053912 17055179 17055179 3 738 GASKET Air Horn 1 17051797 3 757 SPRING AND CAM PKG Air Valve 1 7035344 3 806 HOLDER PKG Mtr Rod Secd 1 7034522 3 806 ROD Carb Metering Secd 2 7045984 7045984 7045984 7045986 7045984 7045984 3 806 ROD Carb Metering Primary 2 17051349 17051349 17051349 17051348 17056950 I7U5695U 3 842 LEVER Pump Actuating 1 7048169 CHOKE PARTS 3 750 RETAINER Stat Cover AR 7000614 3 750 GASKET Stat Cover 1 17050961 I 3 750 SCREW Choke Hsg Bowl 1 7038808 3 750 COIL AND GASKET Stat Cover 1 17054309 17054309 1705430977051796477717054309 17054309 3 750 HOUSING PKG Choke 1 17055095 17055095 17055095 17051970 17051955 17051955 3 751 SCREW Choke Valveand Lever AR 7029866 3 752 LEVER Inter Choke 1 7031231 3 752 LEVER Secondary Lockout 1 7041473 3 752 SCREW Coil Lever 1 7019709 3 752 SHAFT Choke 1 7038259 3 752 SEAL Choke Housing To Bowl 1 7043367 3 752 ROD Choke 1 7041472 3 752 VALVE Choke 1 7048904 3 752 SEAL Inter Choke Shaft 1 7037569 3 752 LEVER Choke Coil 1 7043368 3 752 LEVER AND SHAFT Inter Choke I 1 7041492 7041492 7041492 17050754 7041492 7041492 3 755 ROD Vacuum Brk 1 7041527 3 755 LINK Aux Vacuum Brk 1 7043466 7043466 7043466 17050738 7043466 7043466 3 755 CONTROL AND BRACKET ASM Vac Brk 1 7044435 7044435 7044435 17051261 7044435 7044435 3 755 CONTROL AND BRACKET ASM Aux Vac Brk 1 7044433 7044433 7044431 17050742 7044431 7044431 3 755 SCREW Control Attaching 2 17050732 3 755 SCREW Aux Vac Brake 1 NS 3 766 CAM Fast Idle 1 17056631 17056631 17056632 17052371170536632 17056632 3 766 LEVER Choke 1 7041542 FLOAT BOWL PARTS 3 734 FLOAT BOWL ASM 1 17055217 17055217 17055217 17052842 17055222 17055222 3 734 INSERT Float Bowl 1 7041471 3 740 FILTER Fuel Inlet 1 5651803 3 740 GASKET Filter Nut 1 7024281 3 740 SPRING Fuel Filter 1 7032732 3 740 BAFFLE Float Bowl 1 7031365 3 740 NUT Fuel Inlet Filter 1 7044951 3 745 FLOAT ASM 1 7046300 S 3 747 HINGE PIN Float 1 WI1469 3 766 SCREW Idle Stop 1 3960392 3 766 SPRING Idle Stop Screw 1 7003176 WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORAT ON BUlCK 41 3 000 GROUP a so c REV 5 81