1987 ELECTRONIC FUEL INJECTION EFI THROTTLE BODY INJECTED 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 17087400 1 L 2 0 1 W A T MD9 1 17087401 1 L 2 0 1 W M T MR3 2 GROUP DESCRIPTION QTY 1 2 3 4 5 3 725 THROTTLE BODY INJECTIOMPRODUCTION 1 17087400 17087401 3 724 GASKET KIT 1 17076152 17076152 3 725 THROTTLE BODY INJECTIOMSERVICE 1 17111630 17111631 3 729 BODY KIT THROTTLE 1 17111896 17111896 3 820 CONTROL KIT IOLE AIR VALVE 1 17111816 17111816 3 734 COVER KIT FOUR VACUUM PORT 1 17112199 17112199 3 724 FASTENER ASSORT KIT 1 17111819 17111819 3 774 FUEL INJEOTOR KIT 1 17111986 17111986 3 734 FUEL METER BODY KIT 1 17111987 17111987 3 724 NUT KIT FUEL INLET 8 OUTLET 1 17112601 17112601 3 764 SENSOR KIT THROTTLE POSITION 1 17111815 17111815 ADDITIONAL ATTACHING PARTS DIV GROUP MODEL USAGE NOUN NAME 8 DESCRIPTION QTY PART 1 3 726 L 2 0 1 BOLT THROT BODY M8X1 25X90 01 14090051 1 3 726 L 2 0 1 GASKET T B I O1 10045099 1992 GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET 17L 3 725 za as 1 92