ENGINE CLUTCH 0 333 ARM RETAINER VALVE ROCKER C n t 70 72 All V 8 1254371 16 N L1 RETAINER must use when steel arm 1241850 or 1241851 is used 11 1 73 75 All 231 350 455 Eng 1 1254371 16 N L RETAINER 0 349 BRACKET BOLT PIN NUT VALVE ROCKER ARM SHAFT 53 60 A11 V 8 1168126 8 3 70 BRACKET 61 63 40 41 4300 1192124 AR 2 85 BRACKET 61 63 44 46 47 4800 1168126 8 3 70 BRACKET 64 67 225 300 340 1192124 AR 2 85 BRACKET 84 86 400 401 425 Eng 1 1168126 8 3 70 BRACKET 75 231 Eng 1255592 5 3 70 BRACKET 70 75 All V 8 exc 260 Eng 3826039 B 36 BOLT to cyl head 18 x 1 5 506 75 All V 6 Eng 1 1248688 6 81 BOLT shaft tu cyl hd IE x 2 65 53 63 All exc 40 41 4300 585927 8 35 PIN ta x 0 293 64 66 400 401 425 Eng 585927 4 36 PIN brkts to cyI1 hd 0 293 50 53 All Straight 8 Eng1 3865766 2 35 NUT 24 N0 1 6 Ng 8 stud B 915 1 1 1 0 353 SHAFT RETAINER VALVE ROCKER ARM E3 83 A11 exc 40 41 4300 1390967 2 20175 SHAFT 61 63 40 41 4300 V 8 1389430 2 19 95 SHAFT 1 62 67 V 6 1 1388972 2 44 00 SHAFT 64 67 300 340 Eng 1 1389430 2 19 95 SHAFT 1 1 64 66 400 401 425 Eng 1 1 1390967 2 20 75 SHAFT 1 1 67 400 430 Eng 1381691 Z 18 95 SHAFT 11 68 69 350 Eng 1382008 2 17 55 SHAFT 1 1 68 69 400 430 Eng 1 1383912 2 16 90 SHAFT 70 75 350 Eng 1 1254200 2 14 30 SHAFT 1 70 75 455 Eng 1 1234284 2 15 95 SHAFT 75 All V 6 Eng1 1 1248603 2 15 75 SHAFT 1 1 0 356 PLUG CAP VALVE ROCKER ARM SHAFT 31 66 All 1 1 1237691 2 38 PLUG 1 11 87 225 300 340 Eng 1237691 4 36 PLUG buth ends also used 01253 67 400 430 Eng 1380465 4 84 CAP ends 1 1 1 1 68 69 All V 8 1360465 4 84 CAP ends 0 376 SPRING VALVE ROCKER ARM SHAFT 67 69 A11 exc L 6 11 1378985 AR 30 SPRING 68 69 A11 V 8 1 1 1381756 4 30 SPRING shaft end 0 386 COVER GROMMET VALVE ROCKER ARM 68 70 L 6 Eng 3980229 1 17 45 COVER 1 70 73 All A B 350 Eng 1246746 RH 11 60 COVER 1 1 70 75 All 350 Eng 1 1246747 LH 11 60 COVER 1 70 74 455 Eng Stage 1 1242883 LH 40 75 COVER 70 74 455 Eng exc Stage 1 1246744 RH 9 95 COVER 70 74 455 Eng exc Stage 1 1246745 LH 9 95 COVER 11 71 L 6 Eng1 6259798 1 19 15 COVER 1 11 73 74 All L 5 Eng 6259798 1 19 15 COVER 1 73 All X 350 Eng 1 1246746 RH 11 60 COVER 74 75 All 350 Eng 1 1246746 RH 11 60 COVER 1 74 75 All 350 Eng 1245747 LH 11 60 COVER 75 All 250 Eng 556263 1 19 25 COVER 1 75 All V 6 Eng 1249154 RH 14 25 COVER 1 75 All V 6 Eng1 1249141 LH 14 25 COVER 1 75 A11 L 6 Eng 11 360932 I 28 75 COVER use en eng with cyl hd and intake m1Id cast as separate units 75 All L 6 Eng 1 366857 1 22 00 COVER use un eng w intake mfld cast as an Integral part uf cylinder head 75 All 455 Eng 1248744 RH 9 95 COVER 75 All 455 Eng 1246745 LH 9 95 COVER 1 75 AII 350 Eng 1246746 RH 11 60 COVER 1 70 75 All V B 1 1231486 1 1 10 GROMMET in left rr arm avr 1 745 0 413 SCREW BOLT REINFORCEMENT VALVE ROCKER ARM COVER TO CYLINDER HEAD 67 400 430 Eng 1 1381008 10 52 SCREW w plate 68 75 L 6 Eng 3877670 7 28 BOLT w reinforcement use in engine w intake manifold and cylinder head cast as separate units 68 75 All V 8 V 6 ext Stage 1 1 1251242 AR 93 SCREW w plate hex hd with I unthreaded stud WAREHOUSING AND D STRlBUTl0N D VlS DN 0F GENERAL MOTORS CORPORATION BU Cl 40 REV 4 83 0 s 0 333 0 41 3