ZZ ENGINES (350 - 345 & 355HP) SMALL BLOCKS SERVICE …

1 ZZ ENGINES (350" - 345 & 355HP) SMALL BLOCKSSERVICE PARTS LIST12561723 (PARTL) 10134338 (ZZZ)10185025 (ZZ1)10185025 (ZZ2)10185072 (ZZ3)24502609 (ZZ4)CATALOG SERVICE DESCRIPTION STAMPED ZZZ ZZ1 ZZ2 ZZ3 ENGINE1 XXXXX10105123 BLOCK, BARE CAST IRON 4 BOLT MAIN1 XXXXXXN/S *CAP, BEARING - REAR1 XXXXXXN/S *CAP, BEARING - FRONT1 XXXXXX3932482 *CAP, BEARING - 2,3,43 XXXXXX12561388 *BOLT, MAIN CAP OTR. (7/16-14 X 3 11/32")10 XXXXXX3877669 *BOLT, MAIN CAP INNER (7/16 - 14 X " )6 XXXXXX12561389 *STUD, MAIN CAP INNER (7/16-14 X ")3 XX3826504 *PLUG, CUP BRASS FREEZE ( )8 XXXXXX12453170 *BEARING - CAM #11 XXXXXX12453171 *BEARING - CAM #2 REAR1 XXXXXX12453172 *BEARING - CAM #3,41 XXXXXX10241154 *PLUG, CAM REAR ( "DIA)1 XXXXXX12338119 *PIN, DOWEL, REAR TRANSMISSION (5/8")2 XXXXXX12554553 *PIN, DOWEL FRONT COVER (1/4")2 XXXXXX585927 *PIN, DOWEL HEAD (5/16")4 XXXXXX14081701 *PLUG, 1/4" PIPE THREAD SOCKET HEAD 4 XXXXXX14091563 *PLUG, STEEL CUP - OIL GALLEY (.)

2 476")4 XXXXXX9441003 *DOWEL, RR SEAL HSG LOCATOR PIN (7/16")1 XXXXXX14084945 *PLUG, DRAIN - BLOCK (1/4-18 , MAIN (STD) #1,2,3,44 XXXXXX10120993 BEARING, MAIN (STD) REAR1 XXXXXX14094742 BRACKET, ENGINE LIFT - FRONT1 XXXXXN/SBRACKET, ENGINE LIFT - , REAR SEAL1 XXXXXX10088158 *SEAL, REAR CRANK 1 PC STYLE2 XXXXXX14080362 *STUD, OIL PAN OUTER (5/16-18 X 43/64")1 XXXXXX12555771 GASKET, REAR ADAPTER TO BLOCK1 XXXXXX9441003 DOWEL, ALIGNMENT PIN (7/16" DIA)1 XXXXXX14101058 STUD, ADAPTER (1/4-20 X ")2 XXXXXX14101030 BOLT, ADAPTER HEX UPPER (1/4-20 X .875")2 XXX 14088561 BOLT, ADAPTER TORX UPPER (1/4-20 X 7/8")1 X XX9439915 NUT, HEX ADAPTER TO STUD (1/4"-20)1 X XX14101032 BOLT, ADAPTER HEX LOC PIN (1/4-20 X 1 3/4")1 XXX * INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST1ZZ ENGINES (350" - 345 & 355HP) SMALL BLOCKSSERVICE PARTS LIST12561723 (PARTL) 10134338 (ZZZ)10185025 (ZZ1)10185025 (ZZ2)10185072 (ZZ3)24502609 (ZZ4)CATALOG SERVICE DESCRIPTION STAMPED ZZZ ZZ1 ZZ2 ZZ3 ZZ4 GROUPNUMBERQTY14088562 BOLT, ADAPTER TORX THRU LOC PIN1 X , ENGINE FRONT W/O POINTER1 XXX3991436 POINTER, TIMING (6" DAMPER)

3 1 XXX12513961 COVER, ENGINE FRONT W/POINTER1X10108435 GASKET, FRONT COVER1 XXXX10243247 SEAL, FRONT CRANK1 XXXX9439930 BOLTS, FRONT COVER10 XXXX12552557 COVER, FRT ENG ( PLASTIC W/POINTER) 1X10228655 *SEAL, FRONT CRANK1X10213293 BOLTS, FRONT COVER6X12551135 BOLTS, FRONT COVER2X10213294 *GROMMETS, ENG FRT COVER BOLT8XN/S *INSERT(SPECIAL PLUG 6MM THREADS)1 XRTVGASKET, FRONT COVER (RTV SEALER) , COMPLETE W/ valves (ALUM 58CC)1 XXXXX10125374 *HEAD, BARE W/SEATS & GUIDESARXXXXX12550909 *VALVE, INTAKE "ARXXXXX10241743 *VALVE, EXHAUST " ARXXXXX10134358 *SPRINGS, HI PERF. VALVE (ORANGE)ARXXXX12551483 *SPRINGS, LT4 VALVE ARX10185066 *SHIM/SPACER,UNDER SPRINGARXXXX10212809 *SHIM/SPACER,UNDER SPRING (LT4)ARX10045007 *CAP, VALVE SPRINGARXXXXX10212808 *CAP, VALVE SPRING (LT4)ARX24503856 *KEY, VALVE KEEPERARXXXXX12552126 *STUD, ROCKER ARMARXXXXX10111771 *PLATE, PUSH ROD GUIDEARXXX460483 *SEAL, INTAKE STEM8 XXXX10147883 *SEAL, EXHAUST STEM8 XXXX10214034 *SEAL, INT & EXH VALVE GUIDE (ZZ4) 16X10212810 *SEAL, INT & EXH VALVE STEM (ZZ4) 16X10007818 *SHIELD, VALVE STEM1XX N/S *SEAT, INTAKE & EXHAUST1 XXXXX* INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST2ZZ ENGINES (350" - 345 & 355HP) SMALL BLOCKSSERVICE PARTS LIST12561723 (PARTL) 10134338 (ZZZ)10185025 (ZZ1)10185025 (ZZ2)10185072 (ZZ3)

4 24502609 (ZZ4)CATALOG SERVICE DESCRIPTION STAMPED ZZZ ZZ1 ZZ2 ZZ3 ZZ4 GROUPNUMBERQTYN/S *GUIDE, VALVE1 XXXXX14090911 *PLUG , SCREW (3/8 "-18) , , HEAD SHORT (7/16 X 1 3/4")2 XXXXX10168526 BOLT, HEAD MEDIUM (7/16 X 3 )10 XXXXX10168525 BOLT, HEAD LONG (7/16 X 3 51/64")2 XXXXX10089648 ARM, VALVE ROCKER W/NUT & BALL *NUT, VALVE ROCKER , VALVE-PAINTED, CTR BOLT (RH & LH)2 XXXXX12338092 BOLTS, HOLD DOWN, VALVE , VALVE COVER2 XXXXX10108650 CAP, OIL FILL1 XXXXX3989350 GROMMET, VALVE COVER , , HYD ROLLER VALVE16 XXXXX14101116 RETAINER, LIFTER1 XXXXX12550002 GUIDE, LIFTER 8 XXXXX24501365 BOLT, LIFTER RETAINER T/W , HYD ROLLER1 XXX10185071 CAMSHAFT, HYD ROLLER 1 *PIN. LOCATOR - SPROCKET TO , CAM1 XXX 12552128 SPROCKET, CAM1X9424877 BOLT, CAM SPROCKET (5/16-18 X 3/4")1 XXXXX12552128 SPROCKET, , TIMING1 XXX10128485 CHAIN, TIMING1 X14088783 CHAIN, , CRANK1 XXX10128346 SPROCKET, CRANK1 X14088784 SPROCKET, CRANK 1X106751 KEY, CRANK SPROCKET (WOODRUFF)1 XXXXX10088128 RETAINER, CAM 1ST DES " BOLT PATTERN1 XXX* INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST3ZZ ENGINES (350" - 345 & 355HP) SMALL BLOCKSSERVICE PARTS LIST12561723 (PARTL) 10134338 (ZZZ)10185025 (ZZ1)10185025 (ZZ2)10185072 (ZZ3)24502609 (ZZ4)CATALOG SERVICE DESCRIPTION STAMPED ZZZ ZZ1 ZZ2 ZZ3 ZZ4 GROUPNUMBERQTY10168501 RETAINER, CAM 2ND DES " BOLT PATTERN1 X XX14093637 BOLT, CAM RETAINER (TORX)

5 2 XXXXXX3826504 PLUG, CUP CAM, REAR ( )1 XXXXXX14096846 ROD, CONNECTING (FORGED-PINK) 1ST , CONNECTING (POWDERED METAL) 2ND DES1X XX461372 *BOLT, RODARXXXXXX225854 *NUT, , ROD (STD)ARXXXXXX12523925 BEARING, ROD (.001") OVERSIZE110181390 PISTON, STD - W/PIN (HYPEREUTECTIC IS CAST1 XXXALUMINUM WITH A HIGH SILICON CONTENT) , STD - W/PIN (HYPEREUTECTIC)1X 10159436 PISTON, STD - W/PIN ( CAST 10:1)1 , PISTON (STD)1 XXXX12528817 RINGS, PISTON (STD) 1 1 XXX 14088533 CRANKSHAFT 1X12556307 CRANKSHAFT1 XX14061685 *BEARING, CLUTCH PILOT1 XXXXXX3701679 *PIN, FLYWHEEL LOCATOR (7/16 X 7/8") (6 3/4" DIA)1 XXX12555879 DAMPER (8" DIA) 1XX106751 KEY, DAMPR WOODRUFF #9 (.187 X .750) , AUTOMATIC 12 3/4"1 XXXXX14088764 BOLT, FLYWHEEL (AUTOMATIC) , WATER (LONG LEG)1 XXXXX3754587 *GASKET, WATER PUMP1 XXXXX12555493 *GASKET,BACK PLATE1 XXXXX9442012 BOLT, WATER PUMP (3/8-16 X 2 1/4") , WATER1 XXXXX10198997 BOLT, WATER OUTLET (3/8-16 X ")2 XXXXX10105135 GASKET, WATER , 195 DEGREE1 XXXX10202456 THERMOSTAT, 180 DEGREE1X12528916 PAN, OIL KIT W/BAFFLE (5QT)1X* INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST4ZZ ENGINES (350" - 345 & 355HP) SMALL BLOCKSSERVICE PARTS LIST12561723 (PARTL) 10134338 (ZZZ)10185025 (ZZ1)10185025 (ZZ2)10185072 (ZZ3)24502609 (ZZ4)CATALOG SERVICE DESCRIPTION STAMPED ZZZ ZZ1 ZZ2 ZZ3 *GASKET, OIL PAN (1PC DES)

6 1X24100042 *PLUG, DRAIN 12MM THREADS1X3536966 *SEAL, DRAIN PLUG O-RING1X12528916 PAN, OIL KIT W/ BAFFLE (5QT)1 XXXX10108676 *GASKET, OIL PAN (1 PC DESIGN)1 XXXX3921988 *PLUG, DRAIN 1/2" THREADS1 XXXX14090908 *SEAL DRAIN , OIL , OIL PANRHXXXXX9440033 BOLT, OIL PAN ( 1/4-20 X .62")14 XXXXX12338130 NUT, OIL PAN (5/16-18 X .25")2 XXXXX9424877 BOLT, OIL PAN (.312-18 X .750") , OIL INDICATOR1 XXXXX12551144 INDICATOR, OIL1 XXXXX9439930 BOLT, INDICATOR TUBE (1/4-20 X ..56") , OIL (.620" DIA TUBE) , OIL PUMP PICK UP .620 TUBE1 XXXX12555283 PUMP, OIL (.742" DIA TUBE)1X12550042 SCREEN, OIL PUMP PICK UP .742 TUBE1X12554816 DEFLECTOR, CRANK OIL (WINDAGE TRAY)1X9442946 NUT, MAIN BRG CAP INNER (WINDAGE TRAY)3 X3952301 ADAPTER, OIL FILTER W/BY PASS VALVE1X3951644 BOLT. OIL FILTER ADAPTER (.312-18 X ")2X6438261 FILTER, OIL (PF25)1X10046007 BOLT, OIL PUMP (7/16-14 X 2 3/8")1 XXXXX3998287 SHAFT, DIST TO OIL PUMP W/RETAINER1 XXXXX3764554 *RETAINER, OIL PUMP SHAFT (NYLON)1 XXXXX5614106 PLUG, SPARK (FRSLS)1 XXXX5614238 PLUG, SPARK (AC904)(OPTIONAL)1 X5614210 PLUG, SPARK (MR43 LTS)1X14094069 COVER, FUEL PUMP OPENING1 XXXXX12551502 GASKET, FUEL PUMP COVER1 XXXXX9440033 BOLT, FUEL PUMP COVER (1/4-20 X.)

7 62")2 XXXXX9442963 BOLT, FUEL PUMP COVER (3/8-16 X 3/4")2 XXXXX* INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST5ZZ ENGINES (350" - 345 & 355HP) SMALL BLOCKSSERVICE PARTS LIST12561723 (PARTL) 10134338 (ZZZ)10185025 (ZZ1)10185025 (ZZ2)10185072 (ZZ3)24502609 (ZZ4)CATALOG SERVICE DESCRIPTION STAMPED ZZZ ZZ1 ZZ2 ZZ3 , COMPLETE (HEI)1 XXXXX1876222 *HOUSING1 XXXXX1894379 *MAINSHAFT W/SPRINGS & WEIGHTS1 XXXXX1974408 *CAP, DISTRIBUTOR1 XXXXX10482820 *MODULE1 XXXXX1973691 *VAC CONTROL1 XXXXX1985473 *COIL1 XXXXX10498150 *ROTOR1 XXXXX1875981 *POLE PIECE W/PICKUP COIL1 XXXXX1892261 *TERM BLOCK (DIST WIRING HARNESS)1 XXXXX1958599 *GEAR1 XXXXX456652 *PIN, GEAR1 XXXXX10108445 *GASKET, DISTRIBUTOR1 XXXXX10096197 CLAMP, DISTRIBUTOR1 XXXXX9440901 BOLT, DIST CLAMP1 XXXXXN/SMANIFOLD, INT (HOLLEY ONLY)1 XXX 10185063 MANIFOLD, INT (DUAL BOLT PATTERN)(EGR)1 XX10159409 GASKET, INTAKE1 XXXXX10108445 *GASKET DISTRIBUTOR1 XXXXX15538420 BOLT, INTAKE (3/8-18 X 1 1/2")4 XXXXX9440901 BOLT, INTAKE (3/8-16 X 1 1/8")4 XXXXX9439918 BOLT, INTAKE (3/8-16 X 1 3/8")4 XXXXX6269414 COVER, EGR1 XX12554530 GASKET, EGR1 XX9442184 BOLT, EGR COVER1 XX14094792 COVER, CHOKE1 XX14096848 GASKET,CHOKE COVER1 XX* INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST6 SERVICE GASKETS FOR ALL ZZ ENGINESCATALOGSERVICEDESCRIPTIONQTYGROUP NUMBER10159409 HEAD GASKET210148096 INTAKE SET110108435 FRONT COVER GASKET (EXC ZZ4)

8 1 RTVFRT COVER GASKET RTV SEALER (ZZ4)110108676 OIL PAN GASKET (1PC DES)112555771RR ADAPTER GASKET110088158RR CRANK SEAL112560223 FUEL PUMP OPENING110108445 DISTRIBUTOR110046089 VALVE COVERS210105135 WATER OUTLET13754587 WATER PUMP110088112 EXHAUST MANIFOLD (CENTER PORTS)210088110 EXHAUST MANIFOLD (FRT & RR PORTS)4460483 SEALS, VALVE STEM (INTAKE)810168534 SEALS, VALVE STEM (EXHAUST)810212810 SEALS, VALVE STEM (INT & EXH) ZZ416 RECOMMENDED ADDITIONAL PARTSCATALOGSERVICEDESCRIPTIONQTYGROUPNU MBER14088761 FLYWHEEL (14") ( )110105832 FLYWHEEL (14") (M. T.) T/W BOLT 1233797313884598 PRESSURE PLATE11876552 STARTER (14")114088765 FLYWHEEL (12 3/4" ) ( T/W BOLT 14088761)114088646 FLYWHEEL (12 3/4", M. T.) (T/W BOLT 12337973)110455702 STARTER GEAR REDUCTION (12 3/4)1123420118" TIMING INDICATOR (CHROME)124503641 CLEANER, AIR (DUAL SNORKEL)13952301 ADAPTER, OIL FILTER16415325 PUMP, FUEL13704817 ROD, FUEL PUMP13719599 ADAPTER, FUEL PUMP PLATE125013454 FILTER, OIL112361051 WIRE, IGN (90 DEG BOOT, CHEVY BOW TIE)114087574 SUPPORT, IGN WIRES (RH)114087575 SUPPORT, IGN WIRES (LH)214087576 SUPPORT, IGN WIRES (LH)1OR* INDICATES PART IS INCLUDED UP ASSEMBLY LISTED JUST ABOVE (*)GM PERFORMANCE PARTS CRATE ENGINE PARTS LIST7