1985 ROCHESTER 4 BC FOLLOW PROCEDURE OUTLINED BELOW TO DETERMINE CARBURETOR AND OR PART NUMBER 1 DETERMINE VEHICLE MODEL CHECK VIN DIVISIONAL CODE 2 DETERMINE ENGINE AND CARBURETOR TYPE 3 PART NUMBER CAN BE DETERMINED BY CROSS REFERENCING CORRESPONDING COLUMN NUMBER WITH SAME COLUMN NUMBER ON CHARTS VIN PRODUCTION DIV CODE USAGE COL NO 17085204 1 F 305H W A T MD8 FED CALIF 1 17085207 1 F 305H W M T M39 FED CALIF 2 17085203 1 F 305G W M T M39 3 GROUP DESCRIPTION QTY 1 2 3 4 5 3 725 CARBURETOR PRODUCTION 1 17085204 17085207 17085203 3 725 CARBURETOR SERVICE 1 17110902 17110903 17110901 3 724 GASKET KIT 1 17067999 17067999 17067999 3 725 POWER CARB KIT 1 17076043 17076043 17076043 3 730 AIR HORN KIT 1 17110391 17110391 17110391 3 750 COVER COIL KIT ELEC CHOKE 1 17068956 17068956 17068956 3 740 FILTER FUEL INLET 1 5651803 5651803 5651803 3 745 FLOAT INSERT KIT 1 17067445 17067445 17067445 3 734 FLOAT BOWL KIT 1 17110899 17110899 17110899 3 738 GASKET KIT AIR HORN 1 17067279 17067279 17067279 3 740 GASKET FILTER NUT 1 7024281 7024281 7024281 3 750 HOUSING KIT CHOKE 1 17068985 17079224 17079224 3 814 NEEDLE SEAT 1 7035134 7035134 7035134 3 740 NUT FUEL INLET FILTER 1 17051254 17051254 17051254 3 820 O RING KIT IDLE AIR BLEED VALVE 1 17079838 17079838 17079838 3 838 PUMP ASM 1 17051374 17051374 17051374 3 750 RETAINER KIT CHOKE COVER 1 17067078 17067078 17067078 3 806 ROD JET KIT METERING 1 17111697 17111697 17111698 3 724 SCREW ASSORT KIT MAJOR ASM ATTACH 1 17078935 17078935 17078935 3 764 SENSOR KIT THROTTLE POSITION 1 17078448 17078448 17078448 3 440 SOLENOID KIT IDLE 1 17068272 17068272 17068272 3 440 SOLENOID KIT MIXTURE CONTROL 1 17067344 17067344 17067344 3 729 THROTTLE BODY KIT 1 17078537 17078541 17078541 3 755 VACUUM BREAK KIT PRIM 1 17067800 17067800 17067800 3 820 VALVE IDLE AIR BLEED 1 17067358 17067358 17067358 ADDITIONAL ATTACHING PARTS DIV GROUP MODEL USAGE NOUN NAME DESCRIPTION QTY PART 1 3 734 F 2 8 1 BRACKET CARB BOWL VENT SOL 01 14084320 1 3 726 F 305G H INSULATOR CAR8 HTR O1 10069984 1 3 726 F 2 5 2 INSULATOR THROTTLE BODY UNIT TO INT FOA O1 10140578 1 3 750 F 305G H RELAY CHOKE HTR CONT 01 14089568 1992 GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET 17F 3 725 3 104 1 92