Engine Assembly-Cylinder Head & Related Parts fit your 2003 GMC Sierra 2500 2WD

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2003 GMC Sierra 2500 2WD

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Part No. & Part Description

Price & Qty.

Part No. &
Part Description

BOLT, Hex
11570082
BOLT, HEX FLANGED HEAD,M8X1.25X22,19 THREAD,18 OUTSIDE DIAMETER,10.9,GMW3359(VALVE LIFTER GUIDE RETAINER)
Require Quantity: 04
Package Quantity: 10
$8.00 $5.08
10
Add To Cart
11515755
BOLT, HEXAGON,M8X1.25X16,15 THREAD,18 O.D.,10.9,7114M(EXHAUST MANIFOLD HEAT SHIELD)(TOGETHER WITH 12345493 REPLCS 25534835)
- Require Quantity: 04
- Package Quantity: 1
$13.05
1
Add To Cart
11515756
BOLT, HEX FLANGED HEAD, M8X1.25X20,17THD,18 O.D.,10.9,7114M(SECONDARY AIR INJECTION PIPE)
- Require Quantity: 02
- Package Quantity: 10
$7.50 $4.53
10
Add To Cart
11515763
BOLT, HEX FLANGED HEAD,M10X1.5X16,21.5 O.D.,MACHINE POINT,9.8,7114(EGR VALVE PIPE CLIP)
$7.39 $4.69
1
Add To Cart
11519122
BOLT, HEX FLANGED HEAD,M10X1.5X35,20.15 OUTSIDE DIAMETER,30.5 THREAD,10.9,7114M,INTAKE 6 LOBED SOCKET-T50(ENGINE LIFT REAR BRACKET)
$4.80 $3.04
1
Add To Cart

11570082
BOLT, Intake & Exhaust Manifold, BOLT,EXHAUST MANIFOLD(M8X1.25X22X19)(8.900)
- Require Quantity: 02
- Package Quantity: 10
$8.00 $5.08
10
Add To Cart

12608814
SENSOR, Coolant Temperature (Engine Unit), SENSOR,ENGINE COOLANT TEMPERATURE(2-WAY MALE)(MATING CONNECT USE 88987993)(2WAY FEMALE)
$57.90 $30.69
1
Add To Cart

12608814
SENSOR, Computer Control Sensors, SENSOR,ENGINE COOLANT TEMPERATURE(2-WAY MALE)(MATING CONNECT USE 88987993)(2WAY FEMALE)(1.150)
$57.90 $30.69
1
Add To Cart

LIFTER, Engine Valve Lifter
12648846
LIFTER, VALVE(NON-ACTIVE LIFTERS)
Fitting Vehicle Options: CK1,2(LM7)
Require Quantity: 16
Package Quantity: 1
Replaced By: 12698945
$49.82 $30.10
1
Add To Cart
17122490
LIFTER, VALVE(HYDRAULIC, ROLLER, NON-ACTIVE FUEL MANAGEMENT LIFTER)(COMPLETE ASSEMBLY)
- Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
- Require Quantity: 16
- Package Quantity: 1
$60.54 $36.58
1
Add To Cart
97325546
LIFTER, VALVE(LIFTER CAN BLACK ENAMEL USED WITH EITHER PUSH RODS, 97367163 OR 97240416)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 16
- Package Quantity: 1
$70.30 $40.39
1
Add To Cart
17120060
LIFTER, VALVE
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 16
- Package Quantity: 1
- Replaced By: 12722012
$62.12 $37.53
1
Add To Cart
12721203
LIFTER, VALVE(HYDRAULIC, ROLLER, NON-ACTIVE FUEL MANAGEMENT LIFTER)(MERCH PACKING OF QTY 4)
- Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
$181.49 $114.83
1
Add To Cart

SPARK PLUG, Spark Ignition
19299585
SPARK PLUG, GASOLINE ENGINE IGNITION(PLATINUM PLUG)
Fitting Vehicle Options: CK1,2,3(LM7), CK1,2,3(LQ4)
Require Quantity: 08
Package Quantity: 1
$13.20 $7.36
1
Add To Cart
12679800
SPARK PLUG, GASOLINE ENGINE IGNITION(PLATINUM PLUG)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$12.98 $7.24
1
Add To Cart

GASKET, Engine Camshaft & Valve Rocker Cover
12637683
GASKET, VALVE ROCKER ARM COVER(PART OF 9,36)(*KIT1)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
Require Quantity: 02
Package Quantity: 1
$34.05 $21.63
1
Add To Cart
12557831
GASKET, VALVE ROCKER ARM COVER BOLT(GRAY)(0.413)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 14
- Package Quantity: 1
$13.24 $8.00
1
Add To Cart
97188896
GASKET, VALVE ROCKER ARM COVER(LOWER COVER TO HEAD)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 02
- Package Quantity: 1
$83.05 $50.18
1
Add To Cart
12559597
GASKET, VALVE ROCKER ARM COVER(PART OF 520)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 02
- Package Quantity: 1
$36.54 $23.21
1
Add To Cart

BOLT, Engine Cylinder Head
12558840
BOLT, CYL HEAD(SHORT)(M8X1.25X45)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
Require Quantity: 10
Package Quantity: 1
$5.95 $3.59
1
Add To Cart
11588291
BOLT, CYL HEAD(M11X2.0X155)
- Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
- Require Quantity: 16
- Package Quantity: 1
$10.53 $6.35
1
Add To Cart
12560745
BOLT, CYL HEAD(M11X2.0X100.0-6G THREAD)(W/ADHESIVE PATCH)
- Fitting Vehicle Options: CK1,2(LM7)
- Require Quantity: 04
- Package Quantity: 5
$6.28 $3.98
5
Add To Cart
12560745
BOLT, CYL HEAD(SHORT)(M11X2.0X100.0-6G THREAD)(W/ADHESIVE PATCH)
- Fitting Vehicle Options: CK1,2,3(LQ4)
- Require Quantity: 04
- Package Quantity: 5
$6.28 $3.98
5
Add To Cart
11610681
BOLT, CYL HEAD(M12 X 121MM FLANGE)(UPPER)(WHEN REPLACING ONE BOLT; ALL MUST BLACK ENAMEL REPLACED)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 36
- Package Quantity: 1
$10.21 $6.49
1
Add To Cart
97355741
BOLT, CYL HEAD(LOWER)(M8 X 90MM HEXAGON SOCKET)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 08
- Package Quantity: 1
$13.05
1
Add To Cart
11519111
BOLT, CYL HEAD(M10X1.5X103)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 24
- Package Quantity: 1
$8.69 $5.25
1
Add To Cart
11519112
BOLT, CYL HEAD(M10X1.5X86)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 04
- Package Quantity: 1
$7.50 $4.53
1
Add To Cart
11519113
BOLT, CYL HEAD(M10X1.5X52)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$7.72 $4.66
1
Add To Cart

12589430
CAP, Engine Oil Filler, CAP,OIL FILLER(SAE 5W30, VENTED, W/SEAL)(INCLUDES 39)
$43.07 $22.82
1
Add To Cart

SEAL KIT, Engine Valve
12482063
SEAL KIT, INTAKE VALVE STEM OIL(W/SPRING SHIM)(14.4MM)(CONTAINS 8 SEALS)
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
$60.23 $36.39
1
Add To Cart
12482062
SEAL KIT, EXHAUST VALVE STEM OIL(22.8MM)(CONTAINS 8 SEALS)
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
$66.04 $37.95
1
Add To Cart

GUIDE, Engine Valve Push Rod Cover
12595365
GUIDE, VALVE LIFTER(ACCOMMODATES 4 VALVE LFTRS EACH,WITH SIDE GROOVES)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
Require Quantity: 04
Package Quantity: 1
$17.43 $10.54
1
Add To Cart
12551397
GUIDE, VALVE LIFTER(ACCOMMODATES 2 VALVE LFTRS EACH)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 10
$5.16 $3.27
10
Add To Cart
97240845
GUIDE, VALVE LIFTER
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 08
- Package Quantity: 1
$21.86 $13.89
1
Add To Cart
12562369
GUIDE, VALVE LIFTER PUSH ROD
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$7.40 $4.69

ARM, Engine Valve Rocker
12681275
ARM, VALVE ROCKER
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
Require Quantity: 16
Package Quantity: 1
$22.71 $13.72
1
Add To Cart
97365293
ARM, VALVE ROCKER(INTAKE)(INCLUDES 4,7)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 08
- Package Quantity: 1
$162.59 $80.63
1
Add To Cart
12556298
ARM, VALVE ROCKER
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 16
- Package Quantity: 1
$41.96 $25.34
1
Add To Cart
97328661
ARM, VALVE ROCKER(EXHAUST)(INCLUDES 4,7)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 08
- Package Quantity: 1
$176.72 $111.81
1
Add To Cart

WIRE KIT, Spark or Glow Plug Ignition
19351572
WIRE KIT, SPARK PLUG(7MM DIAMETER, 10.5IN LG)(CONTAINS 8 WIRES)(USED W/COILS STAMPED 12558693-MELCO COIL)
Fitting Vehicle Options: CK1,2(LM7)
Replaced By: 19417607
$171.34 $76.76
1
Add To Cart
19351572
WIRE KIT, SPARK PLUG(USED W/COILS STAMPED 12558693-MELCO COIL, 7MM DIAMETER, 10.5IN LG)(CONTAINS 8 WIRES)
- Fitting Vehicle Options: CK1,2,3(LQ4)
- Replaced By: 19417607
$171.34 $76.76
1
Add To Cart
19417606
WIRE KIT, SPARK PLUG(COILS STAMPED 19005218-DELPHI COIL, 7MM DIAMETER, 9.2IN LG)(CONTAINS 8 WIRES)
- Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
$159.62 $71.51
1
Add To Cart

COVER, Engine Valve Rocker & Camshaft
12570427
COVER, VALVE ROCKER ARM(INCLUDES 4,5,10)(INCLUDES:COVER,GASKET,BOLT,DEFLECTOR,FITTING)(REMOVE PCV VALVE AND CONNECT HOSE TO VALVE COVER PORTION WHEN USING TO REPLACE PART NUMBER-12561820)
Location: Driver Side
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
$202.36 $128.03
1
Add To Cart
12582224
COVER, VALVE ROCKER ARM(INCLUDES 4,10)(INCLUDES:COVER,GASKET,BOLT,CONNECTOR,FITTING,BAFFLE,CAP)(WHEN REPLACING COVER, TRIM EXISTING PCV HOSE TO FIT OR USE PCV HOSE 12582227)(IF REPLACING 2-PORTION VALVE COVER, PLUG LOOSE PCV HOSE.)
- Location: Passenger Side
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
$160.89 $102.23
1
Add To Cart
12570555
COVER, VALVE ROCKER ARM(INCLUDES 517)(INCLUDES COVER,GASKET)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 02
- Package Quantity: 1
$171.97 $82.34
1
Add To Cart
97223559
COVER, VALVE ROCKER ARM(UPPER)(INCLUDES 12,52,53)(USE SILICONE SEALANT P/N 12378521)(INCLUDES PCV DIAPHRAGM VALVE)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 02
- Package Quantity: 1
$1629.48 $1209.08
1
Add To Cart
97223425
COVER, VALVE ROCKER ARM(LOWER)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 02
- Package Quantity: 1

BOLT, Engine Camshaft & Valve Rocker Cover
12577215
BOLT, VALVE ROCKER ARM COVER(PART OF 9,36)(M6.0X1.0)(W/GROMMET,SLEEVE)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
Require Quantity: 08
Package Quantity: 1
$7.48 $4.75
1
Add To Cart
12559598
BOLT, VALVE ROCKER ARM COVER(M6X1.0XX26)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 14
- Package Quantity: 1
$13.59 $8.64
1
Add To Cart
94199279
BOLT, VALVE ROCKER ARM SHAFT OIL DEFLECTOR(8.143)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 12
- Package Quantity: 1
$0.16 $0.10
1
Add To Cart
97372245
BOLT, VALVE ROCKER ARM COVER(LOWER COVER TO HEAD)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 24
- Package Quantity: 1
$13.05
1
Add To Cart
97312621
BOLT, VALVE ROCKER ARM COVER(TO UPPER COVER)(M6-1X20 W/ROUND TIP)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 22
- Package Quantity: 1
$2.61 $1.66
1
Add To Cart

ROD, Engine Valve Push Rod
10238852
ROD, VALVE PUSH
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
Require Quantity: 16
Package Quantity: 1
$30.29 $18.31
1
Add To Cart
12556295
ROD, VALVE PUSH(INTAKE)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$24.63 $14.87
1
Add To Cart
12556296
ROD, VALVE PUSH(EXHAUST)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$23.00 $13.89
1
Add To Cart
97240416
ROD, VALVE PUSH(NOTE PUSH ROD HAS HOLES IN ENDS.ROD CAN BLACK ENAMEL USED TO REPLACE PUSH ROD WITHOUT HOLES IN ENDS/ P/N 97367163.")
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 16
- Package Quantity: 1
$16.33 $13.06
1
Add To Cart

GASKET, Engine Cylinder Head
12589227
GASKET, CYL HEAD(NEW HEAD BLTS REQ'D WHEN HEAD IS REMOVED)(*KIT1)
Fitting Vehicle Options: CK1,2,3(LQ4)
Require Quantity: 02
Package Quantity: 1
$90.49 $57.51
1
Add To Cart
12637785
GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(1.05+/- 0.050 MM)(GRADE C)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(LB7)
$112.69 $71.61
1
Add To Cart
12637788
GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE C)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Passenger Side
- Fitting Vehicle Options: CK2,3(LB7)
$112.68 $75.52
1
Add To Cart
12575329
GASKET, CYL HEAD(*KIT1)
- Fitting Vehicle Options: CK1,2(LM7)
- Require Quantity: 02
- Package Quantity: 1
$69.23 $44.01
1
Add To Cart
12637790
GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Passenger Side
- Fitting Vehicle Options: CK2,3(LB7)
$65.43 $41.59
1
Add To Cart
12558163
GASKET, CYL HEAD
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(L18)
$57.14 $36.32
1
Add To Cart
12558164
GASKET, CYL HEAD
- Location: Passenger Side
- Fitting Vehicle Options: CK2,3(L18)
$67.00 $40.48
1
Add To Cart
12637786
GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE B)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(LB7)
$65.13 $39.35
1
Add To Cart
12637787
GASKET, CYL HEAD(GRADE A)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(LB7)
$76.05 $47.67
1
Add To Cart
12637789
GASKET, CYL HEAD(FOR GRADE SELECTOR, SEE SI2000 DOCUMENTATION INSIDE DIAMETER #671425)(GRADE B)(NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED)
- Location: Passenger Side
- Fitting Vehicle Options: CK2,3(LB7)
$85.38 $40.88
1
Add To Cart
98040128
GASKET, CYL HEAD(OVERBORED)(DO NOT USE SERVICE MANUAL TORQUES/NEW TORQUE SPECIAL WILL BLACK ENAMEL INCLUDED)(.75MM OVERSIZED)
- Location: Passenger Side
- Fitting Vehicle Options: CK2,3(LB7)
$165.46 $66.55
1
Add To Cart
98040130
GASKET, CYL HEAD(OVERBORED)(DO NOT USE SERVICE MANUAL TORQUES/NEW TORQUE SPECIAL WILL BLACK ENAMEL INCLUDED)(.75MM OVERSIZED)
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(LB7)
$161.20 $77.18
1
Add To Cart

12574660
TUBE, Engine Crankcase Ventilation, TUBE,PCV(INCLUDES 19)(INCLUDE VALVE)
$64.90 $34.40
1
Add To Cart

12552203
SUPPORT, Engine Valve Adjusting, SUPPORT,VALVE ROCKER ARM PIVOT
- Require Quantity: 02
- Package Quantity: 1
$80.61 $51.23
1
Add To Cart

11609746
NUT, Exhaust Manifold Bolt, NUT,EXHAUST MANIFOLD(M8X1.25,8.9THK)(8.917)
- Require Quantity: 14
- Package Quantity: 12
$4.42 $2.67
12
Add To Cart

12574386
TUBE, Engine Crankcase, TUBE,OIL FILLER
$85.44 $49.10
1
Add To Cart

11516480
BOLT, Ignition Coil Mounting, BOLT,IGNITION COIL(M6X1X25-10MM SOCKET)
- Require Quantity: 16
- Package Quantity: 1
$12.60
1
Add To Cart

12554211
STUD, Ignition Coil Mounting, STUD,IGNITION COIL BRACKET(HEX FLANGED HEAD,M6X1X18)(M6X1X18.5X14)(3.330)
- Require Quantity: 10
- Package Quantity: 1
$14.14 $7.49
1
Add To Cart

KEY, Valve Stem
10166345
KEY, VALVE STEM
Fitting Vehicle Options: CK1,2(LM7)
Require Quantity: 32
Package Quantity: 10
$5.17 $3.28
10
Add To Cart
94239501
KEY, VALVE STEM
- Fitting Vehicle Options: CK2,3(LB7,M74,NF2)
- Require Quantity: 64
- Package Quantity: 1
$2.68 $1.71
1
Add To Cart

KEY, Engine Valve Spring Cap
10166345
KEY, VALVE STEM
Fitting Vehicle Options: CK1,2,3(LQ4)
Require Quantity: 32
Package Quantity: 10
$5.17 $3.28
10
Add To Cart
3947880
KEY, VALVE STEM
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 32
- Package Quantity: 25
$2.11 $1.76
25
Add To Cart

SPRING, Engine Valve
12706568
SPRING, VALVE
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
Require Quantity: 16
Package Quantity: 1
$7.39 $4.63
1
Add To Cart
12565763
SPRING, VALVE
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 16
- Package Quantity: 1
$8.49 $5.40
1
Add To Cart
98025825
SPRING, VALVE(NOTE:"WHEN USED IN PLACE OF 97225124,REPLACE ALL INTAKE AND EXHAUST SPRINGS AND CAPS(97329106)ON AFFECTED BANK)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 32
- Package Quantity: 1
$28.51 $17.24
1
Add To Cart

PLUG, Engine Cylinder Head
11610259
PLUG, CYL HEAD CORE HOLE(M12X1.5X21.2)(HEXAGON,SOCKET)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
$11.14 $6.72
1
Add To Cart
11562126
PLUG, CYL HEAD CORE HOLE(PRESSURE IN CUP)(PART OF 14)(CUP,32.03X7.88X1.27, S30400 STAINLESS STEEL PER SAE J405.)
- Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
- Require Quantity: 02
- Package Quantity: 10
$4.17 $2.65
10
Add To Cart
94032652
PLUG, CYL HEAD CORE HOLE(PART OF 25)(28MM O.D.)(0.034)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 02
- Package Quantity: 1
$2.31 $1.38
1
Add To Cart

VALVE, Exhaust
12563064
VALVE, EXHAUST(STD)
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)(EXC KL5)
Require Quantity: 08
Package Quantity: 1
Replaced By: 12694167
$37.36 $22.58
1
Add To Cart
12558849
VALVE, EXHAUST(STD)(OS)
- Fitting Vehicle Options: CK2,3(L18)(EXC NM2)
- Require Quantity: 08
- Package Quantity: 1
- Replaced By: 19433168
$99.21 $63.05
1
Add To Cart
12558295
VALVE, EXHAUST(STD)
- Fitting Vehicle Options: CK1,2,3(LQ4,KL5)
- Require Quantity: 08
- Package Quantity: 1
$63.52 $40.37
1
Add To Cart
12559084
VALVE, EXHAUST(0.003 OVERSIZE)
- Fitting Vehicle Options: CK2,3(L18)(EXC NM2)
- Require Quantity: 08
- Package Quantity: 1
$84.42 $38.99
1
Add To Cart
12559086
VALVE, EXHAUST(0.030" OS)
- Fitting Vehicle Options: CK2,3(L18)(EXC NM2)
- Require Quantity: 08
- Package Quantity: 1
$83.25 $38.22
1
Add To Cart
19206511
VALVE, EXHAUST(0.015 OVERSIZE)
- Fitting Vehicle Options: CK2,3(L18)(EXC NM2)
- Require Quantity: 08
- Package Quantity: 1
$128.81 $81.86
1
Add To Cart
97366946
VALVE, EXHAUST
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 16
- Package Quantity: 1
$74.52 $36.97
1
Add To Cart
12562954
VALVE, EXHAUST(0.015" OVERSIZE)
- Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)(EXC KL5)
- Require Quantity: 08
- Package Quantity: 1

19418993
COIL, Ignition Coil, COIL,IGNITION(STAMPED 12556393)(CONSISTS OF A COIL ONLY)
- Require Quantity: 08
- Package Quantity: 1
$124.80 $66.14
1
Add To Cart

24100002
SEAL, Engine Crankcase, SEAL,OIL FILLER TUBE(O RING)(27.94MM INNER DIAMETER)(SIZE #320)
- Require Quantity: 02
- Package Quantity: 5
$5.47 $2.67
5
Add To Cart

24100002
SEAL, Engine Oil Filler, SEAL,OIL FILLER CAP(O RING)(PART OF 40)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)
- Require Quantity: 02
- Package Quantity: 5
$5.47 $2.67
5
Add To Cart

SEAL, Fuel Injector
94051259
SEAL, FUEL INJECTOR NOZZLE HOUSING(O RING)(PART OF 25)(1.531)
Require Quantity: 16
Package Quantity: 10
$3.84 $2.14
10
Add To Cart
97225457
SEAL, FUEL INJECTOR(PART OF 11)
- Require Quantity: 08
- Package Quantity: 1
$29.58 $17.86
1
Add To Cart

10198949
GROMMET, Engine Crankcase, GROMMET,PCV VALVE(PART OF 9)
$11.50 $7.30
1
Add To Cart

12551163
BOLT, Engine Valve Lifter, BOLT,VALVE LIFTER GUIDE(M6X1.0X19)
- Require Quantity: 04
- Package Quantity: 10
$6.82 $4.34
10
Add To Cart

VALVE, Intake
12564494
VALVE, INTAKE(STD)
Fitting Vehicle Options: CK1,2(LM7)
Require Quantity: 08
Package Quantity: 1
$34.46 $20.82
1
Add To Cart
12563063
VALVE, INTAKE(STD)
- Fitting Vehicle Options: CK2,3(LQ4,M32), CK2,3(LQ4,MW3), CK1,2,3(LQ4,MT1)(EXC KL5)
- Require Quantity: 08
- Package Quantity: 1
$39.32 $23.75
1
Add To Cart
12556317
VALVE, INTAKE(STD)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$55.59 $35.32
1
Add To Cart
12562952
VALVE, INTAKE(0.015" OVERSIZE)
- Fitting Vehicle Options: CK2,3(LQ4,MW3), CK1,2,3(43)(LQ4,MT1)(EXC KL5)
- Require Quantity: 08
- Package Quantity: 1
$175.48 $37.97
1
Add To Cart
12564338
VALVE, INTAKE(STD)
- Fitting Vehicle Options: CK1,2,3(LQ4,MT1,KL5)
- Require Quantity: 08
- Package Quantity: 1
$34.49 $27.58
1
Add To Cart
12638805
VALVE, INTAKE
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 16
- Package Quantity: 1
$44.41 $26.84
1
Add To Cart
19206512
VALVE, INTAKE(0.015" OVERSIZE)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 08
- Package Quantity: 1
$33.73 $20.38
1
Add To Cart

12556932
HOSE, Engine Crankcase Ventilation, HOSE,PCV
$82.66 $34.72
1
Add To Cart

PIN, Engine Cylinder Head
12570326
PIN, CYL HEAD LOCATING
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
Require Quantity: 04
Package Quantity: 1
$7.39 $4.46
1
Add To Cart
12558081
PIN, CYL HEAD LOCATING(1/2 X 5/8 O.D.)
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 04
- Package Quantity: 5
$4.34 $2.61
5
Add To Cart

BOLT, Engine Valve Rocker Arm Shaft
12560961
BOLT, VALVE ROCKER ARM PIVOT SUPPORT(M8X1.25X52.5)
Fitting Vehicle Options: CK1,2(LM7), CK1,2,3(LQ4)
Require Quantity: 16
Package Quantity: 1
$9.27 $5.89
1
Add To Cart
94011951
BOLT, VALVE ROCKER ARM(BRACKET)
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 05
- Package Quantity: 1
$30.19 $19.19
1
Add To Cart

12638257
PAD, Valve Stem, PAD,VALVE STEM BRIDGE
- Require Quantity: 16
- Package Quantity: 1
$7.40 $4.69
1
Add To Cart

97226202
GLOW PLUG, Spark Ignition, GLOW PLUG,(INCLUDES 54)(GLOW PLUG)
- Require Quantity: 08
- Package Quantity: 1
$35.06 $19.55
1
Add To Cart

HEAD, Engine Cylinder
12562319
HEAD, CYL(PARTIAL)(INCLUDES 20,22)(INCLUDES HEAD,GUIDES,SEATS,PLUG)
Fitting Vehicle Options: CK1,2,3(LQ4)(EXC KL5)
Require Quantity: 02
Package Quantity: 1
$751.05 $473.06
1
Add To Cart
12581476
HEAD, CYL(INCLUDES SEATS,GUIDES)(MUST USE TOGETHER WITH 11609296)("USE SILVER INTAKE BOLTS WHEN USING INTAKE GASKET WITHOUT SNOUTS,USE BLACK INTAKE BOLTS WHEN USING GASKET WITH SNOUTS)
- Location: Passenger Side
- Fitting Vehicle Options: CK2,3(L18)
$984.75 $761.70
1
Add To Cart
12581477
HEAD, CYL(INCLUDES SEATS,GUIDES)(MUST USE TOGETHER WITH 11609296)("USE SILVER INTAKE BOLTS WHEN USING INTAKE GASKET WITHOUT SNOUTS,USE-BLACK INTAKE BOLTS WHEN USING GASKET WITH SNOUTS)
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(L18)
$368.66 $286.45
1
Add To Cart
97779580
HEAD, CYL(INCLUDES:VALVE GUIDE,PLUGS/HOUSING,FUEL INJECTION NOZZLE/ADAPTER,SEAL/VALVE SEAT)(INCLUDES 17-20,26,27,29,30)
- Fitting Vehicle Options: CK2,3(LB7,NC1,NB6)
- Require Quantity: 02
- Package Quantity: 1
$2603.59 $1639.88
1
Add To Cart
12578925
HEAD, CYL(INCLUDES 20,22)(EXCEPT VALVES)
- Fitting Vehicle Options: CK1,2(LM7)
- Require Quantity: 02
- Package Quantity: 1
$854.96 $538.50
12685691
HEAD, CYL(PARTIAL)(INCLUDES 20,22)
- Fitting Vehicle Options: CK1,2,3(LQ4,MT1,KL5)
- Require Quantity: 02
- Package Quantity: 1
97779578
HEAD, CYL(INCLUDES 17-20,26,27,29,30)(INCLUDES GUIDES, SEATS, INJECTOR HOUSING)
- Fitting Vehicle Options: CK2,3(LB7,NF2,NF4)
- Require Quantity: 02
- Package Quantity: 1

97726512
PIN, Engine Valve Rocker Arm Shaft, PIN,VALVE ROCKER ARM SHAFT SUPPORT LOCATING(PART OF 25)
- Require Quantity: 04
- Package Quantity: 10
$3.13 $1.98
10
Add To Cart

12575742
COVER, Engine Fuel Intake Manifold, COVER,ENGINE BLOCK VALLEY(SEE GROUP 00.000 "MANIFOLD & FUEL RELATED PARTS" FOR DETAILED ILLUSTRATED VIEW)
$515.95 $326.44

11601765
NUT, Spark Ignition, NUT,GLOW PLUG CONDUCTOR(PART OF 24)(2.559)
- Require Quantity: 08
- Package Quantity: 1
$7.38 $4.69
1
Add To Cart

STUD, Intake & Exhaust Manifold
11609296
STUD, EXHAUST MANIFOLD(STRAIGHT,M8X1.25X30,M8X1.25XX12.5,EXTERNAL)(USED AT #1,2,3,5,6,7,8 RH & 1,2,3,4,6,7,8 LH)
Fitting Vehicle Options: CK2,3(L18)
Require Quantity: 14
Package Quantity: 10
$6.82 $4.33
10
Add To Cart
94340628
STUD, INTAKE MANIFOLD
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 04
- Package Quantity: 1
$6.67 $4.46

RETAINER, Engine Valve Lifter
12551399
RETAINER, VALVE LIFTER GUIDE(1 PC)(RESTRICTOR)
Fitting Vehicle Options: CK2,3(L18)
$30.09 $19.12
1
Add To Cart
12667021
RETAINER, VALVE LIFTER GUIDE
- Fitting Vehicle Options: CK2,3(LB7)
- Require Quantity: 04
- Package Quantity: 1
$10.80 $6.86
1
Add To Cart

SEAL, Engine Valve
12555601
SEAL, VALVE STEM OIL
Fitting Vehicle Options: CK2,3(L18)
Require Quantity: 16
Package Quantity: 1
$11.76 $7.10
1
Add To Cart
97212994
SEAL, VALVE STEM OIL(PACKING OF 16)
- Fitting Vehicle Options: CK2,3(LB7)
$13.05
16
Add To Cart

12558275
GASKET, Manifold to Cylinder Head, GASKET,EXHAUST MANIFOLD
- Require Quantity: 02
- Package Quantity: 1
$73.13 $46.47
1
Add To Cart

12563371
GASKET, Emission System, GASKET,EGR VALVE PIPE(BETWEEN EXHAUST MANIFOLD & EGR PIPE)(SMALL HOLE-GASKET)
$9.20 $4.51
1
Add To Cart

14102542
NUT, Engine Valve Adjusting, NUT,VALVE ROCKER ARM(13MM HEXAGON,M8X1.0-6H)(NON-ADJUSTABLE)
- Require Quantity: 16
- Package Quantity: 20
$10.73 $6.61
20
Add To Cart

97188463
HOUSING, Fuel Injector, HOUSING,FUEL INJECTOR NOZZLE(PART OF 25)(3.726)
- Require Quantity: 08
- Package Quantity: 1
$94.59 $57.14
1
Add To Cart

97213862
INSULATOR, Engine Camshaft & Valve Rocker Cover, INSULATOR,VALVE ROCKER ARM COVER SPACER
- Require Quantity: 24
- Package Quantity: 1
$32.93 $20.93
1
Add To Cart

BRACKET, Engine Lift
97229198
BRACKET, ENGINE LIFT REAR
Fitting Vehicle Options: CK2,3(LB7,NF2)
$39.70 $25.23
1
Add To Cart
97288578
BRACKET, ENGINE LIFT REAR
- Fitting Vehicle Options: CK2,3(LB7,NC1,NF4)

CAP, Engine Valve Spring
10166344
CAP, VALVE SPRING(EXHAUST)
Fitting Vehicle Options: CK1,2,3(LQ4), CK1,2(LM7)
Require Quantity: 16
Package Quantity: 1
$12.60
1
Add To Cart
10213464
CAP, VALVE SPRING
- Fitting Vehicle Options: CK2,3(L18)
- Require Quantity: 16
- Package Quantity: 35
$8.76 $5.56
35
Add To Cart

10240899
ROTATOR, Engine Valve Spring, ROTATOR,VALVE
- Require Quantity: 16
- Package Quantity: 1
$22.07 $13.32
1
Add To Cart

STUD, Emission Control System
11609953
STUD, EGR VALVE(M8X1.25X11.5,M8X1.25X24,46 TL,STAINLESS)(3.275)
Require Quantity: 02
Package Quantity: 1
$14.18 $7.52
1
Add To Cart
24501688
STUD, EGR VALVE(M8X1.25X16)(ONLY TO EGR ADAPT)
- Require Quantity: 02
- Package Quantity: 1
$10.17 $5.05
1
Add To Cart

12556299
BALL, Engine Valve Adjusting, BALL,VALVE ROCKER ARM
- Require Quantity: 16
- Package Quantity: 1
$13.86 $12.60
1
Add To Cart

12569721
STUD, Engine Valve Adjusting, STUD,VALVE ROCKER ARM PIVOT(HEXAGON SPECIAL,M10X1.5X19,M8X1.0X18,20.8L X11 OUTSIDE DIAMETER SHIELD,65.4 TL,10.9)(USE THREAD SEALER 12346004 US (CANADA 10953480))
- Require Quantity: 16
- Package Quantity: 1
$6.46 $3.90
1
Add To Cart

12636393
RETAINER, Engine Valve, RETAINER,VALVE SPRING
- Require Quantity: 32
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

12638258
BRIDGE, Engine Valve Lifter Cam, BRIDGE,VALVE LIFTER(0.310)
- Require Quantity: 16
- Package Quantity: 1
$25.00 $13.05
1
Add To Cart

19351578
WIRE, Spark Plug or Coil, WIRE,SPARK PLUG(STYLE 12HHH, 7MM DIAMETER, 12IN LG)(CONTAINS 1 WIRE)
- Require Quantity: 08
- Package Quantity: 1
$28.54 $12.60
1
Add To Cart

GASKET KIT, Engine Cylinder Head
19368586
GASKET KIT, CYL HEAD(INCLUDES 10,28)(INCLUDES GASKET,CYL HEAD,INTAKE MANIFOLD,EXHAUST MANIFOLD,VALVE ROCKER COVER,SEAL)
Fitting Vehicle Options: CK1,2(LM7)
$453.23 $260.41
1
Add To Cart
89017253
GASKET KIT, CYL HEAD(EXCEPT:CYL HEAD BOLTS)(INCLUDES 10,28)(INCLUDE HEAD,INTKE & EXHAUST MANIFOLD GASKETS & COOLANT AIR BLEED PIPE SEALS)(INCLUDES GASKETS,SEAL)
- Fitting Vehicle Options: CK1,2,3(LQ4)
$468.97 $296.71
1
Add To Cart
88894351
GASKET KIT, CYL HEAD(INCLUDES:CYL HEAD BOLTS)(INCLUDES 10,28)
- Fitting Vehicle Options: CK1,2,3(LQ4)

94012008
NUT, Brake Master Cylinder Push Rod, NUT,BRAKE PEDAL PUSH ROD CLEVIS(PART OF 8)(0.429)
- Require Quantity: 08
- Package Quantity: 1
$6.39 $4.06
1
Add To Cart

PLUG, Engine Oil Distribution
94029583
PLUG, ENGINE BLOCK OIL GALLERY(OUTSIDE DIAMETER=12.3MM)(0.253)
Require Quantity: 02
Package Quantity: 1
$1.88 $1.19
1
Add To Cart
94033681
PLUG, ENGINE BLOCK OIL GALLERY BALL(PART OF 25)(OUTSIDE DIAMETER=20)(0.253)
- Require Quantity: 10
- Package Quantity: 1
$2.43 $1.44
1
Add To Cart
97018606
PLUG, ENGINE BLOCK OIL GALLERY BALL(M14X16.5)(0.206)
- Require Quantity: 05
- Package Quantity: 1
- Replaced By: 97329617
$29.77 $17.99
1
Add To Cart

97188750
SEAT, Engine Valve Spring, SEAT,VALVE SPRING(LOWER)
- Require Quantity: 32
- Package Quantity: 1
$13.05
1
Add To Cart

97209343
CONDUCTOR, Spark Ignition, CONDUCTOR,GLOW PLUG
- Require Quantity: 02
- Package Quantity: 1
$57.00 $31.78
1
Add To Cart

SEAT, Cylinder Head Valve Seat
97212571
SEAT, INTAKE VALVE(PART OF 25)(0.669)
Require Quantity: 08
Package Quantity: 1
$9.03 $5.46
1
Add To Cart
97212572
SEAT, EXHAUST VALVE(PART OF 25)(0.669)
- Require Quantity: 08
- Package Quantity: 1
$8.87 $5.36
1
Add To Cart

97213525
DEFLECTOR, Engine Valve Rocker & Camshaft, DEFLECTOR,VALVE ROCKER ARM SHAFT OIL
- Require Quantity: 02
- Package Quantity: 1
$7.19 $4.57
1
Add To Cart

97224903
SHAFT, Engine Valve Rocker Arm, SHAFT,VALVE ROCKER ARM(IF END PLUGS NEEDED USE 94029583)
- Require Quantity: 02
- Package Quantity: 1
$337.43 $213.50
1
Add To Cart

SUPPORT, Engine Valve Rocker Arm Shaft
97224904
SUPPORT, VALVE ROCKER ARM SHAFT
Require Quantity: 02
Package Quantity: 1
$33.67 $21.40
1
Add To Cart
97224905
SUPPORT, VALVE ROCKER ARM SHAFT(HAS TWO HOLES FOR INJECTOR HARNESS)
- Require Quantity: 02
- Package Quantity: 1
$32.84 $20.87
1
Add To Cart
97224906
SUPPORT, VALVE ROCKER ARM SHAFT
$31.16 $19.80
1
Add To Cart

97329104
SPRING, Valve Rocker Shaft, SPRING,VALVE ROCKER ARM(ON ROCKER SHAFT)
- Require Quantity: 08
- Package Quantity: 1
$7.02 $4.46
1
Add To Cart

SHIELD, Exhaust Manifold
12555623
SHIELD, EXHAUST MANIFOLD HEAT
Location: Driver Side
12576124
SHIELD, EXHAUST MANIFOLD HEAT
- Location: Passenger Side

MANIFOLD, Engine Exhaust Manifold
12557286
MANIFOLD, EXHAUST
Location: Passenger Side
Fitting Vehicle Options: CK2,3(L18,MN8,M74,ML6)
12557287
MANIFOLD, EXHAUST(WITHOUT AIR INJECTOR REACTOR)
- Location: Driver Side
- Fitting Vehicle Options: CK2,3(L18)

12571861
PIPE, Emission System, PIPE,EGR VALVE(EXHAUST TO EGR BRACKET)

12572717
VALVE, Engine Crankcase, VALVE,PCV(PART OF 1)

97225242
BOLT, Engine Valve Adjusting, BOLT,VALVE ROCKER ARM ADJUST(PART OF 8)
- Require Quantity: 16
- Package Quantity: 1
$7.02 $4.46

97250340
GUIDE, Intake and Exhaust Valve Stem, GUIDE,VALVE(PART OF 25)
- Require Quantity: 32
- Package Quantity: 1
$7.03 $4.46

97361741
SPRING, Engine Crankcase, SPRING,CRANKCASE DEPRESSION REGULATOR VALVE DIAPHRAGM
$4.09 $2.60

11609746
NUT, HEX FLANGED HEAD,M8X1.25,8.9THK,17.6 O.D.,10 STEEL,GMW3200, PREVENT TORQUE(SECONDARY AIR INJECTION PIPE)
- Require Quantity: 02
- Package Quantity: 12
$4.42 $2.67
12
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 GMC Sierra 2500 2WD parts. Parts like Engine Assembly-Cylinder Head & Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.0L, 8 Cyl 6.6L Diesel, 8 Cyl 8.1L. Model Code: 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB.