Engine for 2003 Chevrolet Avalanche 2500
No.
Part # / Description / Price
Price
N/A
Engine Mount 
GM
GM Description: All models. 8.1L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
N/A
Engine GM
GM Notes: Does Not Include: Water Pump, Torsional Damper, Intake And Exhaust Manifolds, Distributor, Flywheel And Clutch Housing.
Description: All models. Express, savana. 8.1l.
1
Engine Cylinder Head GM
GM Description: All models. Right. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
1
Engine Cylinder Head GM
GM Description: All models. Left. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
MSRP $368.66
$306.06
MSRP $368.66
$306.06
2
Cylinder Head Gasket GM
GM Description: Genuine GM Cylinder Head Gasket, part number 12558164. This GM OEM cylinder head gasket seals the joint between two components to prevent fluid, air or exhaust leaks. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 12558164 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.
MSRP $67.00
$45.73
MSRP $67.00
$45.73
2
Cylinder Head Gasket GM
GM Description: All models. Left. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $58.57
$39.97
MSRP $58.57
$39.97
4
Valve Cover Gasket GM
GM Description: All models. 8.1L, 8 cyl gas. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $37.44
$25.55
MSRP $37.44
$25.55
5
Stock replacement valve for Gen V and Gen VI 454 and 502 HO engines GM
GM Description: Genuine GM Stock replacement valve for Gen V and Gen VI 454 and 502 HO engines, part number 12556317. This GM OEM stock replacement valve for gen v and gen VI 454 and 502 HO engines is an internal engine component built to factory specifications for proper ...
MSRP $61.15
$41.73
MSRP $61.15
$41.73
6
MSRP $95.98
$65.10
7
MSRP $13.87
$10.01
8
MSRP $11.93
$8.60
9
MSRP $9.66
$6.96
9
Valve Rotator GM
GM Description: All models. Lower. Express, savana. Exhaust. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $24.38
$17.56
MSRP $24.38
$17.56
11
MSRP $46.33
$31.61
12
Valve Push Rod GM
GM Description: All models. Exhaust. Express, savana. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
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MSRP $25.36
$18.28
MSRP $25.36
$18.28
12
Valve Push Rod GM
GM Description: All models. Intake. Express, savana. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $27.86
$20.09
MSRP $27.86
$20.09
13
Engine Hydraulic Valve Adjuster/Valve Lifter GM
GM Description: All models. Express, savana.
MSRP $68.57
$46.81
MSRP $68.57
$46.81
14
Engine Camshaft GM
GM Description: All models. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
15
Engine Camshaft Bearing GM
GM Description: No. 3, 4. Express, savana. All. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
15
Engine Camshaft Bearing GM
GM Description: Express, savana. All. No. 2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
16
Front Crankshaft Engine Oil Seal GM
GM Description: Genuine GM Front Crankshaft Engine Oil Seal, part number 12580743. This GM OEM front crankshaft engine oil seal seals the joint between two components to prevent fluid, air or exhaust leaks. Made by General Motors to original equipment standards for correct fit, finish and durability—no guesswork with aftermarket parts. Verify fitment using your VIN or GM part number 12580743 before ordering. Shipped from Gateway Buick GMC, an authorized GM dealer.
MSRP $27.87
$20.09
MSRP $27.87
$20.09
17
Timing Cover Gasket GM
GM Description: All models. Express, savana. 8.1L, 8 cyl gas. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $114.58
$77.72
MSRP $114.58
$77.72
19
Crankshaft Sprocket GM
GM Description: All models. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $120.64
$81.84
MSRP $120.64
$81.84
20
Timing Chain GM
GM Description: All models. Express, savana. Synchronizes the rotation of the crankshaft and the camshaft(s) to help ensure that the engine's valves open and close at the proper time during each cylinder's intake and exhaust strokes
MSRP $186.36
$125.99
MSRP $186.36
$125.99
21
Engine Piston Ring Kit GM
GM Notes: Includes: One Standard Ring Set For One Piston.
Description: All models. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $97.37
$66.06
MSRP $97.37
$66.06
22
Driver Side Engine Piston GM
GM Notes: Includes: One Standard Piston & Connecting Rod.
Description: All models. Left. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
24
Engine Connecting Rod Bearing Set GM
GM Notes: Includes: One Standard Upper & Lower Bearing For One Rod.
Description: All models. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
25
Crankshaft Bearing GM
GM Notes: Includes: One Standard Upper & Lower Bearing.
Description: All models. No. 1, 2, 3, 4. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
27
Rear Crankshaft Oil Seal GM
GM Description: All models. Express, savana. 8.1l. Seals the openings on either end of the crankshaft for a tight seal
Withstands heat and pressure to help prevent the engine from leaking oil
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $67.39
$46.00
MSRP $67.39
$46.00
28
Crankshaft Damper GM
GM Description: All models. 8.1L. Connects to the crankshaft of your vehicle's engine to help reduce vibration
MSRP $376.87
$254.75
MSRP $376.87
$254.75
32
Oil Pan Gasket GM
GM Description: All models. 8.1L, 8 cyl gas. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $36.82
$25.14
MSRP $36.82
$25.14
33
Engine Oil Pump GM
GM Description: All models. Express, savana. 8.1l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors