Engine Assembly-Cylinder Block & Related Parts fit your 2003 Chevrolet Avalanche 2500 4WD

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2003 Chevrolet Avalanche 2500 4WD

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Vehicle Options

8 Cyl 8.1L; Avalanche 3/4 Ton

Vehicle Options

8 Cyl 8.1L; Avalanche 3/4 Ton

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Engine

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Starter, Generator, Ignition, Electrical, Lamps

Transfer Case

Transmission - Automatic

Transmission - Manual

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Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

BOLT, HEXAGON
11570082
BOLT, HEX FLANGED HEAD,M8X1.25X22,19 THREAD,18 OUTSIDE DIAMETER,10.9,GMW3359(CAMSHAFT SPROCKET)
Require Quantity: 03
Package Quantity: 10
$8.00 $5.08
10
Add To Cart
11588711
BOLT, HEX FLANGED HEAD,M6X1X16, 10 THREAD, 14.2 OUTSIDE DIAMETER, 8.8 STEEL, GMW3359(KNOCK SENSOR SHIELD)
- Require Quantity: 02
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart
11609297
BOLT, HEXAGON W/FLAT WASHER,M11X1.5X25,20.13 THREAD,21 OUTSIDE DIAMETER,10.9,GMW3359(FLYWHEEL)
- Require Quantity: 06
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

8654382
PLUG, Transmission Case, PLUG,ENGINE BLOCK OIL GALLERY
- Require Quantity: 04
- Package Quantity: 1
$7.20 $4.72
1
Add To Cart

12557583
BEARING, Engine Crankshaft Clutch Pilot, BEARING,CLUTCH PILOT
$24.52 $12.99
1
Add To Cart

SENSOR, Distributor (also Knock Sensor)

12575172
SENSOR, CRANKSHAFT POSITION(INCLUDE ONE UPPER O-RING SEAL)
$138.27 $67.88
1
Add To Cart
12591312
SENSOR, KNOCK
- Require Quantity: 02
- Package Quantity: 1

FLYWHEEL, Engine Crankshaft
12582964
FLYWHEEL, ENGINE(INCLUDES 128-130)
Fitting Vehicle Options: CK2,3(L18,ML6)
$311.40 $197.10
1
Add To Cart
12561217
FLYWHEEL, ENGINE
- Fitting Vehicle Options: CK2,3(L18,MN8,M74)
$595.10 $376.52
1
Add To Cart

14022672
BOLT, Engine Crankshaft Pulley and Balancer, BOLT,CRANKSHAFT BALANCER(M16 X 1.5)
$13.18 $8.37
1
Add To Cart

10168501
RETAINER, Engine Camshaft, RETAINER,CAMSHAFT
$19.98 $12.70
1
Add To Cart

11515151
BOLT, Engine Camshaft, BOLT,CAMSHAFT RETAINER(8.913)
- Require Quantity: 02
- Package Quantity: 1
$7.38 $4.69
1
Add To Cart

PIN, Engine Front Cover

12554553
PIN, (1/4 X 5/8)(CAMSHAFT SPROCKET LOCATING)(0.738)
$9.62 $6.12
1
Add To Cart
12554553
PIN, ENGINE FRONT COVER LOCATING(1/4X5/8)(0.738)
- Fitting Vehicle Options: CK2,3(L18)
$9.62 $6.12
1
Add To Cart

12560729
PIN, Engine Crankshaft Pulley and Balancer, PIN,CRANKSHAFT BALANCER LOCATING
$3.19 $2.03
1
Add To Cart

12677839
SENSOR, Engine Oil Pressure/Temperature, SENSOR,ENGINE OIL PRESSURE(MATING CONNECT USE 19368669)
$112.42 $59.58
1
Add To Cart

23504011
WASHER, Engine Crankshaft Pulley and Balancer, WASHER,CRANKSHAFT BALANCER
$3.89 $2.48
1
Add To Cart

11609297
BOLT, Engine Flywheel, BOLT,FLYWHEEL(BOLT,HEXAGON W/FLANGE WASHER,M11X1.5X24.63,20.13 THREAD,21 OUTSIDE DIAMETER,10.9,7114M,MACHINE,HDRPNT)(8.900)
- Require Quantity: 06
- Package Quantity: 1
$7.39 $4.69
1
Add To Cart

BEARING, Engine Camshaft & Balance Shaft Front
12508997
BEARING, CAMSHAFT(#2 & REAR)
Require Quantity: 02
Package Quantity: 1
$63.76 $38.53
1
Add To Cart
12508998
BEARING, CAMSHAFT(#3 & #4)
- Require Quantity: 02
- Package Quantity: 1
$59.37 $37.73
1
Add To Cart
12508996
BEARING, CAMSHAFT(#1)

12587621
SEAL, Engine Rear Main Bearing, SEAL,CRANKSHAFT REAR OIL
$59.58 $37.88
1
Add To Cart

CONNECTOR, Engine Oil Cooler
25794270
CONNECTOR, ENGINE OIL COOLER HOSE(ENGINE SIDE)(20.98MM FITTING OPENING)
Fitting Vehicle Options: CK2,3(L18)
Require Quantity: 02
Package Quantity: 1
$27.27 $10.99
1
Add To Cart
15765610
CONNECTOR, ENGINE OIL COOLER HOSE(STAINLESS STEEL)(QUICK DISCONNECT)(22.32MM FITTING OPENING)
- Fitting Vehicle Options: CK2,3(L18,MN8,M74)
- Require Quantity: 02
- Package Quantity: 1

88894270
BEARING KIT, Engine Connecting Rod, BEARING KIT,CONNECT ROD(STD)
- Require Quantity: 08
- Package Quantity: 1
$48.81 $31.02
1
Add To Cart

PISTON, Engine Piston
12583277
PISTON, (W/CONNECT ROD)(FLOATING PINION PISTON)(INCLUDES ROD,PISTON,PINION,RINGS,RETAINER,LUBRICANT,NUT,SPACER)
Location: Passenger Side
Require Quantity: 04
Package Quantity: 1
89060465
PISTON, (W/CONNECT ROD)(0.030" OVERSIZE)(W/CONNECT ROD)(0.030"OVERSIZE)(FOR USE WITH FLOATING PINION DESIGN ONLY)
- Location: Driver Side
- Require Quantity: 04
- Package Quantity: 1
$142.85 $90.79
12583278
PISTON, (W/CONNECT ROD)(INCLUDES ROD,PISTON,PINION,RINGS,RETAINER,LUBRICANT,NUT,SPACER)(STD)(FLOATING PINION PISTON)
- Location: Driver Side
- Require Quantity: 04
- Package Quantity: 1
89060463
PISTON, (W/CONNECT ROD)(W/CONNECT ROD)(0.030"OVERSIZE)
- Location: Passenger Side
- Require Quantity: 04
- Package Quantity: 1

10114177
CHAIN, Engine Timing, CHAIN,CAMSHAFT TIMING
$160.80 $102.20
1
Add To Cart

PLUG, Engine Oil Distribution
11609914
PLUG, ENGINE BLOCK OIL GALLERY
Require Quantity: 03
Package Quantity: 1
$9.38 $5.97
1
Add To Cart
11609915
PLUG, ENGINE BLOCK OIL GALLERY
- Require Quantity: 03
- Package Quantity: 1
$9.28 $5.90
1
Add To Cart

PLUG, Engine Block
11609916
PLUG, ENGINE BLOCK COOLANT DRAIN HOLE(M14X1.5X21.5)(0.253)
Require Quantity: 02
Package Quantity: 1
$10.88 $6.91
1
Add To Cart
12561663
PLUG, ENGINE BLOCK COOLANT DRAIN HOLE(M28X1.25X12.4, BRASS)
- Location: Driver Side
$21.45 $12.96
1
Add To Cart

12552283
BALANCER, Engine Crankshaft And Camshaft Balancer, BALANCER,CRANKSHAFT
$376.87 $216.52
1
Add To Cart

12556556
BOLT, Engine Main Bearing Cap, BOLT,CRANKSHAFT BEARING CAP(M12X1.75X89)
- Require Quantity: 10
- Package Quantity: 1
$21.42 $13.61
1
Add To Cart

12556558
BOLT, Engine Connecting Rod Cap, BOLT,CONNECT ROD
- Require Quantity: 16
- Package Quantity: 1
$15.12 $9.61
1
Add To Cart

12558081
PIN, Engine Cylinder Head, PIN,CYL HEAD LOCATING(1/2 X 5/8 O.D.)
- Require Quantity: 04
- Package Quantity: 5
$4.34 $2.74
5
Add To Cart

12559668
STUD, Engine Main Bearing Cap, STUD,CRANKSHAFT BEARING CAP(M10X1.5X16-M12X1.75X70)
- Require Quantity: 10
- Package Quantity: 1
$7.28 $4.63
1
Add To Cart

12560177
SPROCKET, Engine Crankshaft/Timing, SPROCKET,CRANKSHAFT
$115.78 $46.57
1
Add To Cart

12562852
BOLT, Distributor (also Knock Sensor), BOLT,CRANKSHAFT POSITION SENSOR(M6X1.0X21,13 THREAD)
$7.24 $4.59
1
Add To Cart

19368112
NUT, Engine Connecting Rod Bolt, NUT,CONNECT ROD(M10X1.25,16.75 DIAMETER)
- Require Quantity: 16
- Package Quantity: 1
$13.05
1
Add To Cart

3999200
PLUG, Engine Camshaft & Balance Shaft Hole, PLUG,CAMSHAFT BEARING HOLE
$14.36
1
Add To Cart

88894226
RING KIT, Engine Piston, RING KIT,PISTON(STD)
- Require Quantity: 08
- Package Quantity: 1
$97.37 $61.89
1
Add To Cart

BEARING KIT, Engine Crankshaft Main
88894269
BEARING KIT, CRANKSHAFT(#1,2,3,4)(STD)
Require Quantity: 04
Package Quantity: 1
$62.17 $39.53
1
Add To Cart
89017285
BEARING KIT, CRANKSHAFT THRUST(#5)

11505820
PIN, Engine Clutch Housing or Transmission, PIN,DOWEL,M6X20,PLAIN(PART OF 126)
- Require Quantity: 08
- Package Quantity: 1
$7.02 $4.46

12556291
CAMSHAFT, Engine, CAMSHAFT,ENGINE(INCLUDES:CAMSHAFT,CAMSHAFT SPROCKET LOCATING PINION)
$519.71 $328.83

SHIELD, Distributor (also Knock Sensor)

12567862
SHIELD, KNOCK SENSOR(RIDGEVIEW STAMP)
12570302
SHIELD, KNOCK SENSOR(PRIDGEON & CLAY)

12572762
SPROCKET, Engine Camshaft, SPROCKET,CAMSHAFT

89017574
CRANKSHAFT, Engine, CRANKSHAFT

1453658
PIN, DOWEL STRAIGHT 5/8 DIAMETER 1 3/16 LG(TRANS LOCATING)
- Replaced By: 12720455
$7.40 $4.69
1
Add To Cart

444776
PLUG, AUTO HEXAGON SOCKET DRAIN
$7.19 $4.57
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 Chevrolet Avalanche 2500 4WD parts. Parts like Engine Assembly-Cylinder Block & 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 8.1L. Model Code: 3/4 TON.