2003 CHEVROLET SILVERADO-2500-HD Engines & Components

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 5

Part Number: KGB-MB5293SI020

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Timing Set, Double Roller, Billet Steel Crank Sprocket, Iron Cam Sprocket, Chevy, LS1/LS2/LS6, Set

Part Number: CLO-9-3659X3

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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Cam Bearings, Steel Backed Babbitt, Chevy LS, 1st Design, Set

Part Number: KGB-CS5503BB

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Main Bearings, Race Series, Tri-Metal, 3/4 Groove, .020 in. Crankshaft Undersize, Chevrolet, LS, Set of 5

Part Number: PEB-5M7298H-20

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Harmonic Balancer, Steel, SFI 18.1, 8.00 in. Diameter, Chevy, Internal Balance, Black, Each

Part Number: PQX-2539600

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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-10 AN male Valve Cover Oil Cap, aluminum, black

Part Number: HSE-925-10-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Underdrive Harmonic Damper, 25% Underdrive, SFI 18.1, Chevrolet/GMC 4.8L/5.3L/6.0L Trucks/SUVs, Long Spacing, Each

Part Number: TFS-18012

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/10/2025

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Belt Tensioner, Automatic No Slack, Each

Part Number: DAC-89258

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, Includes Ring Set for One Piston, Each

Part Number: HSN-2M4860S030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Rocker Arm Single Offset

Part Number: PQX-0236431-01

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set

Part Number: HSN-2M4860S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Valve Cover Grommets, Rubber, Chevy, GMC, Hummer, Pontiac, Chevy/GM, LS/LSX, Gen III/IV, Set of 8

Part Number: SUM-110570

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Timing Chain, Replacement, Single Roller, Steel, Chevy, Small Block LS, Each

Part Number: CLO-9-303

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Idler, Tensioner Pulley, Plastic, Black, 6-Rib Serpentine, 76mm Diameter, Each

Part Number: DAC-89009

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

Rod Bearing, A-Series, 0.010 in. Crankshaft Undersize, Bi Metal, Chevy, GMC, Big Block, Each

Part Number: SLP-3190A10

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Timing Chain, Single Roller, Replacement, Chevrolet, Small Block, LS, Each

Part Number: CLO-9-302

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Timing Chain and Gear Set, Hex A Just Double Roller, Double Roller, Chevy, 4.8/5.3/6.0L, Set

Part Number: CLO-9-3159A

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Rod Bearings, Race Series, Tri-Metal, .020 in., .50mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663H-020

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Belt, OE Technology Series, Multi-V, Serpentine, 4-Rib, 37.75 in. Length, Each

Part Number: CEL-4040377

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

Freeze Plugs, Steel, 2.219 in. Closed End Diameter, 2.226 in. Open End Diameter, Chevy, GMC, Set of 10

Part Number: RNB-555-081

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Rod Bearings, .030 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI030

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Idler Pulley, No Slack, Each

Part Number: DAC-89051

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/10/2025

Oil Pan, Aluminum, Natural, 5 qt., Chevrolet, GMC, 6.6L, Diesel, Each

Part Number: PPE-114052000

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

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Cylinder Head Bolts, Chromoly, Hex Head, Chevrolet LS, 1997-03, Kit

Part Number: EAR-HBS-001ERL

2.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

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