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LS1 engine part numbers

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Old 02-08-2003, 12:37 AM
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Default LS1 engine part numbers

These are the part numbers from a GM LS1 crate engine assembly. I thought it would be helpful to have them posted here once for the sites search engine to grab.

Formatting is this: part number, description, quantity used


12560624 BLOCK ASM 1
12453167 BEARING,CAM(POS. #1,5) 1
12453168 BEARING(POS. #2,4) 1
12453169 BEARING,CAM((POS. #3) 1
12560273 STUD, CR/SHAFT BRG CAP 10
12560272 BOLT CR/SHAFT CAP 10
88890525 BEARING KIT CR/SHFT 4
88890526 BEARING KIT CR/SHAFT THRUST 1
12561106 COVER ASM, ENG BLK VALLEY 1
12558177 GROMMET, KNOCK SENSOR 2
12551187 BOLT, ENG BLK VALLEY COVER 10
12556127 BOLT CR/SHAFT BRG CAP 10
12561663 PLUG ENG BLK COOL DRAIN HOLE 1
21007339 PLUG ENG BLK COOL DRAIN HOLE 1
12559856 HEAD ASM. W/VALVES 2
12559855 HEAD ASM. 2
12558809 GASKET, CYL HEAD(RH) 1
12558810 GASKET, CYL HEAD(LH) 1
12565118 SHIM, VALVE SPRING 16
12553696 VALVE SPRING 16
10166344 CAP, VALVE SPRING 16
12563063 VALVE, INTAKE 8
12562953 VALVE, EXHAUST 8
10166345 KEY, VALVE STEM 16
12533586 SEAL KIT, INTAKE VALVE(CONT 8 SEALS) 1
12457652 SEAL KIT, EXHAUST VALVE(CONT.8 SEALS) 1
12558809 GASKET, CYL HEAD (RH) 1
12558810 GASKET, CYL HEAD (LH) 1
12560744 BOLT, CYL HEAD 16
12560745 BOLT, CYL HEAD 4
12558840 BOLT, CYL HEAD 10
12558081 PIN, CYL HEAD LOCATING 4
12553191 PLUG ASM. 1
12559354 CRANKSHAFT ASM 1
24502262 PLUG, CRK/SHAFT HOLE 1
12559287 HOUSING, CR/SHAFT RR OIL SEAL 1
12550574 SEAL ASM, CR/SHAFT RR OIL SEAL 1
12559769 GASKET, CR/SHAFT RR OIL SEAL 1
12551187 BOLT CR/SHAFT RR OILS SEAL HSG 12
11515742 NUT, CR/SHAFT OIL DEFLECTOR 7
12558253 DEFLECTOR, CR/SHAFT OIL 1
12563136 FLYWHEEL (A/T) 1
12553332 BOLT, FLYWHEEL 6
12568734 ROD,ASM CONN. 8
12568069 BOLT, CON ROD 16
12456108 PISTON ASM W/PIN 8
12533556 RING KIT 8
12523924 BEARING, CON ROD 8
12558762 PAN ASM, OIL 1
25014051 VALVE, OIL FILTER BY-PASS 1
12552357 FITTING, OIL FILTER 1
24507190 SWITCH ASM, OIL LEVEL 1
12551595 COVER, OIL PAN 1
11517591 BOLT, OIL PAN COVER 2
12553210 GASKET, OIL PAN COVER 1
12558760 GASKET, OIL PAN COVER 1
12551187 BOLT, OIL PAN COVER 13
12554990 BOLT, OIL PAN COVER 2
12558254 BAFFLE, OIL PAN 1
11516479 BOLT, OIL PAN BAFFLE 6
12563964 PUMP ASM, OIL 1
12551187 BOLT, OIL PUMP 4
12558251 SCREEN ASM, OIL PUMP 1
12557752 SEAL, OIL PUMP(O-RING) 1
11515742 NUT , OIL PUMP SUCTION PIPE 1
11516521 BOLT, OIL PUMP SUCTION PIPE 1
9427693 PLUG ASM ENG BLK OIL GALLEY 1
12558340 PLUG ASM, ENG BLK OIL GALLEY 1
21007339 PLUG ASM , ENG BLK OIL GALLEY 2
12559505 TUBE ASM, OIL FILL 1
24504599 CAP ASM, OIL FILL 1
24100002 SEAL, OIL FILL TUBE(O-RING) 1
12551581 INDICATOR ASM, OIL LVL(DIP STICK) 1
12551577 TUBE, OIL LEVEL INDICATOR 1
11515765 BOLT, OIL LEVEL INDI TUBE 1
25010633 OIL FILTER 1
12556454 TUBE, PCV 1
12562580 PIPE ASM, PCV VALVE 1
25179136 VALVE ASM, PCV 1
12561243 COVER, ENG FRONT 1
12561244 SEAL ASM, CR/SHAFT FRT OIL 1
12558013 GASKET, ENG FRT COVER 1
12551187 BOLT, FRONT ENG COVER 8
12458934 PUMP ASM WATER 1
12551905 SEAL W/PUMP COVER(O-RING) 1
12561155 SEAL, WATER PUMP 1
12559271 GASKET, WATER PUMP 2
12551926 BOLT,WATER PUMP 6
12562169 PIPE ASM, AIR BL 1
12551933 SEAL, ENG COOL AIR BL 4
12562165 HOSE ASM, ENG AIR BL 1
25526358 CLAMP, ENG COOL AIR BL 3
11514008 BOLT, ENG AIR BL PIPE 2
12561089 STUD, ENG COOL AIR BL PIPE 2
12561269 MANIFOLD, INTAKE 1
12552344 BOLT, INTAKE MANIFOLD 10
12533587 GASKET, INTAKE MANIFOLD 1
12560251 SEAL, INTAKE MANIFOLD 2
12562815 RAIL ASM, M/PORT /I 1
12554679 RETAINER, FUEL INJECTOR 8
12456154 INJECTOR, FUEL 8
12482706 SEAL, FUEL INJECTOR(O-RING) 2
24500246 RING, FUEL PREDDURE REG RET 1
12555909 DAMPNER ASM, FUEL PULSE 1
12554211 BOLT, FUEL INJ FUEL RAIL 4
12556074 STOP, F/INJ FUEL RAIL 1
17113647 BODY ASM, THROTTLE 1
17123852 SENSOR THROTTLE POSTION 1
17113119 BOLT/SCREW KIT IDLE AIR 1
17082049 SEAL, IDLE AIR C/VALVE(O-RING) 1
17113590 VALVE ASM, IDLE AIR CONTROL 1
11514008 BOLT THROTTLE BODY 3
12552542 SEAL, THROTTLE BODY 1
12552278 BRACKET, ACCEL CONTROL CBL 1
11517517 BOLT, ACCEL BRACKET 2
16212460 SENSOR , MAP 1
16194007 SEAL, MAP SENSOR 2
12559507 MANIFOLD, EXHAUST(LH) 1
12562935 SHIELD. EXHAUST MANIFOLD HEAT 1
10228350 BOLT, EXHAUST MANIFOLD 6
12562935 STUD, EXH MANIFOLD PIPE 3
12559506 MANIFOLD, EXHAUST(RH) 1
12562936 SHIELD, EXH MANIFOLD HT 1
10220453 STUD, EXH PIPE 2
10228350 BOLT EXH MANI HT/SH 6
12560206 BOLT EXHAUST MANIFOLD 12
12558573 GASKET EXHAUST MANIFOLD 2
17113614 VALVE, EGR 1
12558353 GASKET, EGR VALVE 2
12556127 BOLT, EGR VALVE 4
12559425 PIPE ASM, EGR VALVE 1
12553047 GASKET, EGR VALVE PIPE 1
11516328 BOLT, EGR VAC REGUL 2
11508575 BOLT, EGR 1
12560965 CAMSHAFT 1
12554553 PIN, CM/SHF SPKT LOC 1
12552953 SPROCKET CM/SHT 1
12552954 SPROCKET CR/SHFT 1
12552954 CHAIN ASM, TIMING 1
12550587 BOLT, CM/SHFT SPRKT 3
12561819 COVER, VLV RKR ARM(RH) 1
12560696 GASKET, VLV COVER 2
12559893 BOLT, VALVE COVER 6
12561820 COVER, VLV RKR ARM(LH) 1
10198949 GROMMET, PCV VLV 1
10456603 SENSOR, KNOCK 2
12561211 SENSOR, CM/SHFT POSITION 1
12563288 BRACKET,IGN COIL 8
12558948 COIL ASM, IGNITION 8
11516479 BOLT, IGN COIL 10
12560038 BOLT, IGN COIL 6
12554211 STUD, IGN COIL BRACKET 10
12102741 CONNECTOR, IGN COIL 8
12102490 CONNECTOR, INLINE TO ENG HARN 1
12480113 HARNESS ASM, ENG WIRING 1
12480113 MODULE ASM, ENG CONTROL 1
12192064 WIRE ASM, SPARK PLUG 8
15336959 SHIELD, SPARK PLUGE WIRE 1
1453658 PIN, TRANS LOC 2
12552222 TUBE ASM EVAP EMI CNSTR 1
1997278 VALVE ASM, EVAP EMIS CNSTR 1
15372170 WIRE, KNOCK SENSOR 1
12562267 SENSOR ASM, ENG OIL PRESSURE 1
24507190 SWITCH ASM, ENG OIL LVL 1
Old 02-08-2003, 02:46 AM
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Default Re: LS1 engine part numbers

Good info, thanks for sharing! Maybe I can use that later when we put up some tech articles and info.

-Tony
Old 02-08-2003, 02:47 AM
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Default Re: LS1 engine part numbers

Sweet! Very useful info

Is there any software/books out there that provides part #, Description, Location? Like the stuff GM dealerships have?



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