MT3 3 70 3 788 TUBE MAIN WELL PRIMARY 71 3 790 RESTRICTION HI SPEED BLEED PRIMARY W A T 3 790 RESTRICTION HI SPEED BLEED PRIMARY W M T 4 3 790 RESTRICTION HI SPEED BLEED SECONDARY 72 3 786 TUBE MAIN WELL SECONDARY 73 N S SPRING THROTTLE RETURN PRIMARY 74 3 761 SPRING THROTTLE LEVER T I 75 3 761 SCREW TH ROTTLE LEVER 76 N S LEVER IDLE STOP 77 N S LEVER SECONDARY OPERATION J 78 N S LEVER THROTTLE W BUSHING 79 3 786 SPRING IDLE STOP SCREW 80 3 766 SCREW IDLE STOP A 81 3 814 NEEDLE SEAT ASM FUEL INLET Q 82 3 814 GASKET NEEDLE SEAT A 83 3 758 SCREW LOCKWASHER DIAPHRAGM COVER 84 N S AIR HORN CARB 85 3 730 SCREW AIR HORN J NOTE 1 CHECK CARBURETOR CHARTS FOR SENSOR APPLICATION IN SOME CASES THE SENSOR IS NOT V SERVICED SEPARATELY IT IS PART OF THE PUMP COVER 53 I 3 I 1 199I GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET 1 7W T i 3 000 GROUP 3 66 6 91