I g T0 51 1982 83 ST 1 9A CYLINDER HEAD 1 0 269 HEAD ASM Cyl Incl item 2 3 4 5 6 7 8 9 10 1 1 15 94222020 2 N S HEAD Part of Head Asm 3 0 253 INSERT Inlet Valve Seat 94216969 4 0 253 INSERT Exh Valve Seat 94203702 5 0 253 CUP Sealing Cyl Head Rr 94024182 6 0 253 CUP Sealing Cyl Head Upr 94024180 7 0 283 GUIDE Valve Inlet 94206762 8 0 283 GUIDE Valve Exh 94206763 9 8 981 STUD M8 x 1 25 x 65 10 0 349 STUD Rocker Shaft Brkt to Head 94200836 11 0 413 DOWEL Rocker Shaft Brkt to Head 94020307 12 0 308 CONTROLLER Oil Valve Guide 2 94208522 13 0 309 CAP Valve Spring Lwr 94200749 14 1 097 PIPE Cyl Head By Pass 94231059 15 N S PLUG Cyl Head lnl Side 16 8 981 STUD lnl Manif to Cyl Head Upr M8 x 1 25 x 41 17 8 981 STUD M8 x 1 25 x 17 M8 x 1 25 x 9 1 050 18 8 981 STUD M8 x 1 25 x 46 19 3 613 STUD Exh Manif to Hanger to Head 25509575 20 2 270 PLUG Spark 94217232 21 0 553 PLUG Cyl Head Frt Rr 94220423 22 0 289 GASKET Cyl Head to Block 1 94213809 23 0 293 BOLT Cyl Head to Block 94213829 24 8 900 BOLT Cyl Block 25 0 296 VALVE Inlet 94217178 26 0 297 VALVE Exhaust 94217179 27 0 303 SPRING Valve Outer Cyl Hd 94203806 28 0 303 SPRING Valve Inner Cyl Hd 94203807 29 0 309 CAP Spring Upper Cyl Hd 94233232 30 0 310 KEY Split Cyl Hd 94200714 31 0 333 ARM ASM Rocker Incl item 32 33 A 94221777 32 0 429 SCREW Adjusting Rocker Arm 94200786 33 0 429 NUT Adjust Screw to Rocker Arm 11043214 34 0 353 SHAFT Rocker lnl W Plug Incl item 35 94200702 35 8 903 BOLT Cap Bu Hd Sh Sq Neck M8 x 1 25 x 20 36 0 353 SHAFT Rocker Exh W Plug ncl item 37 94200703 37 0 356 PLUG Rocker Shaft End Exh 94203085 38 0 376 SPRING A Rocker Shaft 94200814 39 0 376 SPRING B Rocker Shaft 94200815 40 8 915 NUT Hex Style 1 M8 x 1 25 41 8 929 WASHER Spl Fl 5 16 x 13 16 42 3 275 STUD lnl Manif M8 x 1 25 x 12 94202304 43 3 613 STUD Exh Manif Upr 94243947 44 0 000 STUD Air Cond Brkt LH 45 3 403 STUD Air Cond Brkt Frt 3 613 94022751 46 8 981 STUD M8 x 1 25 94004052 47 0 004 HANGER Engine RH 94255432 48 0 004 HANGER Engine LH 94227395 49 I 3 900 PUMP ASM Fuel Head Side 1982 94228711 3 900 PUMP ASM Fuel Head Side 1983 94254653 50 3 904 PAD Heat Fuel Pump 94020463 51 3 904 GASKET Fuel Pump 1 94020305 52 8 900 BOLT Hex M8 x 1 25 x 32 53 8 915 NUT Hex Style 1 M8 x 1 25 V 54 8 931 WASHER Lock 5 16 55 N S HOSE Rubber Fuel Drain 2 56 3 162 CLIP Rubber Hose 0 854 364603 57 8 900 BOLT Hex M10 x 1 25 x 10 58 0 000 STUD Air Cond Brkt Lwr NOTE 1 Also included in GASKET SEI Engine Overhaul Grp 0 010 and GASKET SET Engine Top Overhaul Grp 0 010 f NOTE 2 For service cut from Bulk Hose 94237378 L 3050 j WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION LT TRUCK 52S 9 82 0 5 0 000 GROUP