I I GM00 110 68 0 303 RETAINER VLV SPR 22531219 69 0 303 SPRING ENG VLV Q 22531218 A 70 N S GUIDE VLV PART OF 59 71 0 293 PLUG CORE HOLE M2OX1 5 22532004 72 0 293 BOLT CYL HD MI2X1 75X100 PHOS 1 22531282 I 73 0 529 GASKET KIT CAM CARR INTAKE INR OTR CAM CV 12334625 0 529 GASKET KIT CAM CARR EXH INR OTR CAM CARR CV 12334626 74 0 459 LIFTER VLV 17089102 75 3 601 MANIFOLD EXH 22548462 76 3 604 NUT EXH MANIF TO CYL HD M8X I 25 22538596 Q 77 N S SEAL EXH OXY SEN 1 78 3 682 SENSOR EXH OXY I 25105107 79 3 602 SHIELD EXH MANIF HT 2 2536407 80 3 602 BOLT EXH MANIF HT I 22538000 61 0 553 BOLT CAM HOUSING CVR TO CYL HD 22531243 NOTE 1 SEE RESPECTIVE GROUP FOR DETAILED ILLUSTRATED VIEW I NOTE 2 1ST DESIGN CRANK CASE VENT SEPARATOR TO THROT BODY NOTE 3 2ND DESIGN CRANK CASE VENTSEPARATOR TO AIR ENT DUCT r 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS BU CK 44N L A 0 000 GROUP 0 4 I 2 91