Engine Assembly-Cylinder Head & Related Parts fit your 2003 Chevrolet Express 3500

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2003 Chevrolet Express 3500

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Part No. & Part Description

Price & Qty.

Part No. &
Part Description

12585673
SEAL, Engine Front Cover & Crankshaft Seal, SEAL,CRANKSHAFT FRONT OIL(PART OF 238)
$45.94 $15.04
1
Add To Cart

LIFTER, Engine Valve Lifter
12648846
LIFTER, VALVE(NON-ACTIVE LIFTERS)
Fitting Vehicle Options: G2,3(LQ4), G2,3(LR4)
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: G2,3(LQ4,MT1), G2,3(LR4,MT1)
- Require Quantity: 16
- Package Quantity: 1
$60.54 $36.58
1
Add To Cart
12721203
LIFTER, VALVE(HYDRAULIC, ROLLER, NON-ACTIVE FUEL MANAGEMENT LIFTER)(MERCH PACKING OF QTY 4)
- Fitting Vehicle Options: G2,3(LQ4,MT1), G2,3(LR4,MT1)
$181.49 $114.83
1
Add To Cart

19299585
SPARK PLUG, Spark Ignition, SPARK PLUG,GASOLINE ENGINE IGNITION(PLATINUM PLUG)
- Require Quantity: 08
- Package Quantity: 1
$13.20 $7.36
1
Add To Cart

12637683
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,VALVE ROCKER ARM COVER(*KIT1)
- Require Quantity: 02
- Package Quantity: 1
$34.05 $21.63
1
Add To Cart

BOLT, Engine Cylinder Head
12558840
BOLT, CYL HEAD(SHORT)(M8X1.25X45)
Fitting Vehicle Options: GH1,2,3
Require Quantity: 10
Package Quantity: 1
$5.95 $3.59
1
Add To Cart
11588291
BOLT, CYL HEAD(M11X2.0X155)
- Fitting Vehicle Options: GH1,2,3(LM7,LQ4,LR4)
- 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: GH1,2,3(LM7,LQ4,LR4)
- Require Quantity: 04
- Package Quantity: 5
$6.28 $3.78
5
Add To Cart

12633904
GASKET, Engine Front Cover, GASKET,ENGINE FRONT COVER(PART OF 238)
$47.74 $28.86
1
Add To Cart

SEAL KIT, Engine Valve

12482063
SEAL KIT, INTAKE VALVE STEM OIL(14.4MM)(CONTAINS 8 SEALS)
$60.23 $36.39
1
Add To Cart
12482062
SEAL KIT, EXHAUST VALVE STEM OIL(22.8MM)(CONTAINS 8 SEALS)
$66.04 $37.95
1
Add To Cart

12595365
GUIDE, Engine Valve Push Rod Cover, GUIDE,VALVE LIFTER(ACCOMMODATES 4 VALVE LFTRS EACH,WITH SIDE GROOVES)
$17.43 $10.54
1
Add To Cart

12681275
ARM, Engine Valve Rocker, ARM,VALVE ROCKER
- Require Quantity: 16
- Package Quantity: 1
$22.71 $13.72
1
Add To Cart

COVER, Engine Valve Rocker & Camshaft
12570427
COVER, VALVE ROCKER ARM(INCLUDE 202,205)(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: G2,3(LR4)
$202.36 $128.03
1
Add To Cart
12570427
COVER, VALVE ROCKER ARM(INCLUDE 202,205)(INCLUDES:COVER,GASKET,BOLT,DEFLECTOR,FITTING)
- Location: Driver Side
- Fitting Vehicle Options: G2,3(LQ4), G2,3(LR4)
$202.36 $128.03
1
Add To Cart
12582224
COVER, VALVE ROCKER ARM(INCLUDES:COVER,GASKET,BOLT,CONNECTOR,FITTING,BAFFLE,CAP)
- Location: Passenger Side
- Fitting Vehicle Options: G2,3(LR4), G2,3(LQ4)
$160.89 $102.23
1
Add To Cart

12577215
BOLT, Engine Camshaft & Valve Rocker Cover, BOLT,VALVE ROCKER ARM COVER(M6.0X1.0)(W/GROMMET,SLEEVE)
- Require Quantity: 08
- Package Quantity: 1
$7.48 $4.75
1
Add To Cart

10238852
ROD, Engine Valve Push Rod, ROD,VALVE PUSH
- Require Quantity: 16
- Package Quantity: 1
$30.29 $18.31
1
Add To Cart

10457730
COIL, Ignition Coil, COIL,IGNITION(STAMPED 19005218, DELPHI, ROUND COIL)
- Require Quantity: 08
- Package Quantity: 1
- Replaced By: 19418992
$132.34 $84.10
1
Add To Cart

12574660
TUBE, Engine Crankcase Ventilation, TUBE,PCV(INCLUDE VALVE)
$64.90 $34.40
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: G2,3(LQ4)
Require Quantity: 02
Package Quantity: 1
$90.49 $57.51
1
Add To Cart
12575329
GASKET, CYL HEAD(*KIT1)
- Fitting Vehicle Options: G2,3(LR4)
- Require Quantity: 02
- Package Quantity: 1
$69.23 $44.01
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

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

10166345
KEY, Engine Valve Spring Cap, KEY,VALVE STEM
- Require Quantity: 16
- Package Quantity: 10
$5.17 $3.28
10
Add To Cart

GROMMET, Engine Crankcase
10201398
GROMMET, OIL FILLER TUBE
Fitting Vehicle Options: G2,3(LQ4), G2,3(LR4)
$12.61 $7.62
1
Add To Cart
10198949
GROMMET, PCV VALVE
- Fitting Vehicle Options: G2,3(LQ4,LR4)
$11.50 $7.30
1
Add To Cart

12706568
SPRING, Engine Valve, SPRING,VALVE
- Require Quantity: 16
- Package Quantity: 1
$7.39 $4.63
1
Add To Cart

PLUG, Engine Cylinder Head
11610259
PLUG, CYL HEAD CORE HOLE(M12X1.5X21.2)(HEXAGON,SOCKET)
Fitting Vehicle Options: G2,3(LR4), G2,3(LQ4)
$11.14 $6.72
1
Add To Cart
11562126
PLUG, CYL HEAD CORE HOLE(PRESSURE IN CUP)(CUP,32.03X7.88X1.27, S30400 STAINLESS STEEL PER SAE J405.)
- Fitting Vehicle Options: G2,3(LQ4), G2,3(LR4)
- Require Quantity: 02
- Package Quantity: 10
$4.17 $2.65
10
Add To Cart

VALVE, Exhaust
12563064
VALVE, EXHAUST(STD)
Fitting Vehicle Options: G2,3(LQ4)(EXC KL5), G2,3(LR4)
Require Quantity: 08
Package Quantity: 1
Replaced By: 12694167
$37.36 $22.58
1
Add To Cart
12558295
VALVE, EXHAUST(STD)
- Fitting Vehicle Options: G2,3(LQ4,MT1,KL5)
- Require Quantity: 08
- Package Quantity: 1
$63.52 $40.37
1
Add To Cart
12562954
VALVE, EXHAUST(0.015" OVERSIZE)
- Fitting Vehicle Options: G2,3(LQ4), G2,3(LR4)
- Require Quantity: 08
- Package Quantity: 1

24100002
SEAL, Engine Oil Filler, SEAL,OIL FILLER CAP(O RING)(PART OF 34,36)(27.94MM INNER DIAMETER)(SIZE #320)(1.745)
- Require Quantity: 02
- Package Quantity: 5
$5.47 $2.72
5
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

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

12560961
BOLT, Engine Valve Rocker Arm Shaft, BOLT,VALVE ROCKER ARM PIVOT SUPPORT(M8X1.25X52.5)
- Require Quantity: 16
- Package Quantity: 1
$9.27 $5.89
1
Add To Cart

VALVE, Intake
12564494
VALVE, INTAKE(STD)
Fitting Vehicle Options: G2,3(LR4)
Require Quantity: 08
Package Quantity: 1
$34.46 $20.82
1
Add To Cart
12563063
VALVE, INTAKE(STD)
- Fitting Vehicle Options: G2,3(LQ4,MT1,MN8)(EXC KL5)
- Require Quantity: 08
- Package Quantity: 1
$39.32 $23.75
1
Add To Cart
12562952
VALVE, INTAKE(0.015" OVERSIZE)
- Fitting Vehicle Options: G2,3(LQ4)(EXC KL5)
- Require Quantity: 08
- Package Quantity: 1
$175.48 $37.97
1
Add To Cart
12564338
VALVE, INTAKE(STD)
- Fitting Vehicle Options: G2,3(LQ4,KL5)(EXC KUP)
- Require Quantity: 08
- Package Quantity: 1
$34.49 $27.58
1
Add To Cart

12570326
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING
- Require Quantity: 04
- Package Quantity: 1
$7.39 $4.46
1
Add To Cart

HEAD, Engine Cylinder
12562319
HEAD, CYL(PARTIAL)(INCLUDES HEAD,GUIDES,SEATS,PLUG)
Fitting Vehicle Options: G2,3(LQ4)(EXC KL5)
Require Quantity: 02
Package Quantity: 1
$751.05 $473.06
1
Add To Cart
12578925
HEAD, CYL(EXCEPT VALVES)
- Fitting Vehicle Options: G2,3(LR4)
- Require Quantity: 02
- Package Quantity: 1
$854.96 $538.50
12685691
HEAD, CYL
- Fitting Vehicle Options: G2,3(LQ4,KL5)
- Require Quantity: 02
- Package Quantity: 1

12575742
COVER, Engine Fuel Intake Manifold, COVER,ENGINE BLOCK VALLEY
$515.95 $326.44

12561243
COVER, Engine Front Cover, COVER,ENGINE FRONT(INCLUDES 236,237,239)(INCLUDES COVER,SEAL,GASKET,BOLT)
- Replaced By: 12633906
$175.87 $101.05
1
Add To Cart

GASKET KIT, Engine Cylinder Head
89017252
GASKET KIT, CYL HEAD(EXCEPT:CYL HEAD BOLTS)(KIT INCLUDES: GASKETS FOR CYLINDER HEAD, INTAKE AND EXHAUST MANIFOLD, VALVE COVERS AND SEAL,ENGINE COOLANT AIR BLEED PIPE( O-RING)(INCLUDES GASKET,CYL HEAD,INTAKE MANIFOLD,EXHAUST MANIFOLD,VALVE ROCKER COVER,SEAL)
Fitting Vehicle Options: G2,3(LR4)
$317.38 $200.80
1
Add To Cart
19368586
GASKET KIT, CYL HEAD(KIT INCLUDES: GASKETS FOR CYLINDER HEAD, INTAKE AND EXHAUST MANIFOLD, VALVE COVERS AND SEAL,ENGINE COOLANT AIR BLEED PIPE( O-RING)(INCLUDES GASKET,CYL HEAD,INTAKE MANIFOLD,EXHAUST MANIFOLD,VALVE ROCKER COVER,SEAL)
- Fitting Vehicle Options: G2,3(LR4)
$453.23 $260.41
1
Add To Cart
89017253
GASKET KIT, CYL HEAD(EXCEPT:CYL HEAD BOLTS)(KIT INCLUDES: GASKETS FOR CYLINDER HEAD, INTAKE AND EXHAUST MANIFOLD, VALVE COVERS AND SEAL,ENGINE COOLANT AIR BLEED PIPE( O-RING)(INCLUDE HEAD,INTKE & EXHAUST MANIFOLD GASKETS & COOLANT AIR BLEED PIPE SEALS)(INCLUDES GASKETS,SEAL)
- Fitting Vehicle Options: G2,3(LQ4)
$468.97 $296.71
1
Add To Cart
88894351
GASKET KIT, CYL HEAD(INCLUDES:CYL HEAD BOLTS)(KIT INCLUDES: GASKETS FOR CYLINDER HEAD, INTAKE AND EXHAUST MANIFOLD, VALVE COVERS AND SEAL,ENGINE COOLANT AIR BLEED PIPE( O-RING)
- Fitting Vehicle Options: G2,3(LQ4)

10166344
CAP, Engine Valve Spring, CAP,VALVE SPRING(EXHAUST)
- Require Quantity: 08
- Package Quantity: 1
$12.60
1
Add To Cart

89018055
WIRE, Spark Plug or Coil, WIRE,SPARK PLUG(INDIVIDUAL LEAD, BLACK CABLE. USED TO SERVICE BLUE PRODUCT WIRES)
- Require Quantity: 08
- Package Quantity: 1
$44.24 $23.45
1
Add To Cart

11515767
BOLT, HEX FLANGED HEAD,M10X1.5X35,32THD,22.3 O.D.,MACHINE,10.9,7114M(ENGINE LIFT BRACKET)(TOGETHER WITH 12345493)
- Require Quantity: 02
- Package Quantity: 10
$1.22 $0.75
10
Add To Cart

11515767
BOLT, HEX FLANGED HEAD,M10X1.5X35,32THD,22.3 O.D.,MACHINE,10.9,7114M(ENGINE LIFT BRACKET)(TOGETHER WITH 12345493)
$1.22 $0.75
10
Add To Cart

11515755
BOLT, HEXAGON,M8X1.25X16,15 THREAD,18 O.D.,10.9,7114M(OIL FILLER TUBE SUPPORT)(TOGETHER WITH 12345493 REPLCS 25534835)
$13.05
1
Add To Cart

11515758
BOLT, HEX FLANGED HEAD,M8X1.25X30,28THD,18 O.D.,MACHINE POINT,10.9,7114M(PART OF 238)
- Require Quantity: 08
- Package Quantity: 10
$1.86 $1.12
10
Add To Cart

12337828
SCREW, HEXAGON W/FLAT WASHER,TAP,M6.3X1.81X20,13.2 O.D.,ALUMINUM BASECOAT POINT,STEEL,PZ0R(OIL FILLER TUBE)
- Replaced By: 22527475
$10.91 $6.59
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 Chevrolet Express 3500 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 4.8L, 8 Cyl 6.0L. Model Code: 1 TON CARGO EXPRESS, 1 TON PASSENGER.