A I I GM04 3301 375 4 104 PLUG VLV BORE ISOLATOR 8660293 376 8 934 RING VLV RET 1 1503342 377 N S RETAINER THROT VLV 2 I I 1 380 N S VALVE ORIFICE CONT f 2 1 J 381 N S SPRING rOR F CE CONT VLV 2 382 4 265 PLUG VLV BORE 5 0MM D I Ll 8666022 NOTE 1 PART OF 4 226 8631947 SLIDE KIT PUMP W SEALS 81 SUPT A NOTE 2 PART OF 021 PUMP OIL W CONT VLV I NOTE 3 FOR 1990 91 PART OF 21 PUMP OIL W CONT VLV i 1991 GENERALMOTORS SERVICE PARTS OPERATIO NS BUICK 44N I 4 000 GROUP I A 4 38 A u A 2 91