6 CYLINDER ENGINE 0 423 GASKET Engine Valve Rocker Arm Cover 92 93 A 3 3N LG7 25532619 2 8 66 GASKET VLV RKR ARM CVR PGO 20 207 0 426 ROD Engine Valve Push 92 93 A 3 3N LG7 25532737 12 4 90 ROD VLV PUSH PGO 20 230 C 0 429 BOLT RETAINER Engine Valve Adjusting NOTE 1 WHEN RE CONDITIONING A VLV SEAT ON ALUMINUM CYL HEADS IT WILL BE NECESSARY TO REMOVE NON ADJUSTABLE RKR ARM BALL STUD NUT AND REPL WITH ADJUSTABLE STUD NUT TURNDOWN VLV RKR ARM NUT UNTIL THERE IS NO FREE AXIAL MOVEMENT OF PUSHROD THEN TURN ADJ NUT 1 2 TURN MORE NOTE CONTINUES AT 1A NOTE 1A AT NO TIME SHOULD THERE BE LESS THAN 4MM OF VLV SEAT MATERIAL REMAINING AFTER RE CONDITIONING 92 A 3 3N LG7 25533440 AR 96 BOLT VLV RKR ARM PIV HFH W SHLD 3 8 16X 64 THD 56 ODX1 14 SHLD 3OOM PL PGO 20 239 93 A 3 3N LG7 24502737 12 78 BOLT VLV RKR ARM PIV HEX 5 16 18X2 03 1 5 THD 300lVI PC Ix IACH W SHLDR 55 ODX 23 THIC K SEALER PGO 33 239 93 A 3 3N LG7 24501397 2 4 14 RETAINER VLV RKR ARM PIV 0 439 GUIDE Engine Valve Push Rod 92 A 3 3N LG7 25534766 6 4 23 GUIDE VLV LFTR AT INTAKE VALLEY PGO 20 227 93 A 3 3N LG7 24501041 2 4 23 GUIDE VLV LFTR AT INTAKE VALLEY PGO 33 227 92 A 3 3N LG7 25532387 2 6 39 GUIDE VLV LFTR PUSH ROD 00 426 PGO 20 226 J 0 459 BOLT LIFTER RETAlNER Engine Valve 93 A 3 3N LG7 24501042 4 40 BOLT VLV LFTR GDE 92 93 A 3 3N LG7 24500055 3 1 96 BOLT VLV LFTR GDE RET TO CYL BLK W FLAT WASH 5 16 18X 855 300M ZP 00 659 PGO 20 229 92 93 A 3 3N LG7 5234670 12 N L LIFTER VLV RLR PGO 20 211 92 A 3 3N LG7 25531836 1 6 99 RETAINER VLV LFTR GDE 00 480 PGO 20 228 0 519 CAMSHAFT Engine I G 92 A 3 3N LG7 24501457 1 187 00 CAMSHAFTUVIACHINED PGO 26 117 93 A 3 3N LG7 24501457 1 187 00 CAMSHAFT l IIACHlNED PGO 26 117 0 529 KEY Engine Camshaft 92 93 A 3 3N LG7 24500618 1 45 KEY CI I SHF SPKT PGO 26 122 0 533 BOLT PLATE Engine Camshaft Thrust 92 93 A 3 3N LG7 25535753 3 28 BOLT CM SHF THR PLT C SK OVAL 5 16 18X 75 28OM PC TORX T30 PGO 26 118 92 93 A 3 3N LG7 24500339 1 5 09 PLATE CNI SHF THR PGO 26 121 0 539 BEARING Engine Camshaft 92 93 A 3 3N LG7 24501060 2 21 30 BEARING CIVI SHF 1 4 PGO 26 124 92 93 A 3 3N LG7 24501061 2 33 25 BEARlNG CIV SHF 2 3 PGO 26 124 0 553 PLUG Engine Camshaft Bearing 92 93 A 3 3N LG7 24502084 AR 1 84 PLUG BAL SHF RR BRG HOLE 010 OVERSIZE PGO 26 132 92 93 A 3 3N LG7 24501423 1 1 38 PLUG CM SHF BRG HOLE CUP 1 95X O46 BRASS PGO 26 132 92 93 A 3 3N LG7 24502084 AR 1 84 PLUG CM SHF BRG HOLE 010 OVERSIZE PGO 26 132 92 93 A 3 3N LG7 25521361 1 1 84 PLUG CI I SHF BRG HOLE EXPANSlON CUP CUP 1 960X0 240 1010 STL PL PGO 26 132 0 603 ROD Engine Piston 92 93 A 3 3N LG7 25532528 6 66 75 ROD CONN PGO 26 128 0 616 BEARING KIT Engine Connecting Rod 92 93 A 3 3N LG7 18017986 6 17 35 BEARING KIT CONN ROD STD PGO 26 131 92 93 A 3 3N LG7 18017987 6 15 15 BEARING KIT CONN ROD 0008 U S PGO 26 131 1993 GENERAL MOTORS SERVICE PARTS OPERATIONS BUICK 45A 0 423 0 616 0 16 5 93