A A 4V4 A A A AA AAA NDE E I E A A AA A AA A A A A 0 386 COVER NAI IEPLATE Engine Valve Rocker Arm 76 ALL 231 1249141 LH 11 25 COVER 76 ALL 231 1249154I RH 11 25 COVER 77 ALL 231A 1257149 LH 13 10 COVER 77 ALL 231A 1263016 RH 13 10 COVER 77 ALL 231C 1253934 RH 11 25 COVER 77 ALL 231C 1257419 LH 11 25 COVER 78 80 ALL 196 231A 2 1257149 LH 13 10 COVER 78 79 ALL 196 231A 2 1263016 RH 13 10 COVER 78 ALL 231G 3 1257418 RH 11 25 COVER 78 ALL 231G 3 1260629 LH 17 15 COVER 79 81 A B 231 3 1253934 RH 11 25 COVER 79 81 A B 231 3 1260629 LH 17 15 COVER 79 ALL 231A 1263016 RH 13 10 COVER 79 81 E 231 3 1257149 RH 13 10 COVER 79 81 E 231 3 1262077 LH 17 15 COVER 80 81 A 231A 25507861 RH 16 80 COVER W BRACKET 80 81 ALL 231A 4 1 1263016 RH 13 10 COVER 80 81 ALL 4 1 1257149 LH 13 10 COVER 80 81 ALL 4 1 1263016 RH 13 10 COVER 80 X 2 8 477213 LH 12 35 COVER 80 X 2 8 477214 RH 13 70 COVER 81 A 231 3 1253934 RH 11 25 COVER 81 A 231 3 1260629 LH 17 15 COVER 81 ALL 231A 25507861 RH 16 80 COVER 81 ALL 4 1 W CLOSED LOOP NB1 25507861 RH 16 80 COVER 79 80 E 231 3 25500576 2 5 00 NAMEPLATE VLV CVR TURBO 3 8 0 413 BOLT SCREW Engine Valve Rocker Arm Cover 76 81 ALL 388708 1 20 BOLT F G HEX 4 20 x 9 16 275M 77 ALL 231 1255271 4 83 BOLT W PLATE 10 24 X 5 Ia 20 X 2 80 81 ALL 4 1 1255271 1 83 BOI W PLATE VLV RKR CVR TO CYL HD 76 79 ALL 196 231 1251242 2 73 SCREW W PLATE HEX HD W 1 UNTHREADED STUD 76 79 ALL 196 231 1381008 AR 41 SCREW W PLATE HEX HD LESS UNTHREADED STUD V 80 81 ALL 231 4 1 1251242 AR 73 SCREW W PLATE HEX HD W 1 UNTHREADED STUD A 80 81 ALL 231 4 1 1381008 AR 41 SCREW W PLATE HEX HD LESS I UNTHREADED STUD 0 423 GASKET Engine Valve Rocker Arm Cover I 76 ALL 231 1249136 2 5 05 GASKET 77 ALL 231 1253936 2 4 55 GASKET 78 79 ALL 196 1253936 2 4 55 GASKET 78 79 ALL 231 25505889 2 4 55 GASKET I 80 81 ALL 231 4 1 25505889 2 4 55 GASKET 0 426 ROD Engine Valve Push 76 79 ALL 196 231 1249139 12 2 85 ROD 80 81 ALL 231 4 1 1249139 12 2 85 ROD 80 81 X 2 8 476525 12 3 75 ROD 0 429 I IUT STUD Engine Valve Rocker Arm 80 81 X 2 8 477212 12 54 NUT VLV RKR ARM 80 81 X 2 8 476530 12 86 STUD VLV RKR ARM BALL 0 439 GUIDE Engine Push Rod I 80 81 X 2 8 476531 12 1 00 GUIDE PUSH ROD 0 459 LIFTER Engine Valve I 76 79 ALL 196 231 5232765 12 N L LIFTER STD 76 79 ALL 196 231 5233005 12 4 80 LIFTER 010 O S 80 81 ALL 231 4 1 5232765 AR N L LIFTER STD 80 81 ALL 231 4 1 5233005 AR 4 80 LIFTER 010 O S 80 X 2 8 5233545 12 14 00 LIFTER 250 O S ENGINES THAT REQUIRE THIS LIFTER WILL HAVE 10 STAMPED ON LIFTER BOSS 80 81 X 2 8 5234150 12 LIFTER STD 0 519 CAMSHAFT Engine 76 77 ALL 231 1249464 1 68 50 CAMSHAFT W NON INTEGRAL DISTRIBUTOR DRIVE GEAR WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION BUICK 41 i REV 5 81 0 15 0 386 0 519