2003 CHEVROLET SILVERADO-2500-HD Engines & Components

Timing Chain Dampener Brackets, Steel, Black, Chain Damper, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Small Block LS, Kit

Part Number: MEL-BD417-BRKT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Timing Gear, Camshaft Sprocket, 44-tooth, Steel, Chevy, Each

Part Number: CLO-S878T

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Pump, Standard-Volume, Standard-Pressure, Chev, Big Block, 7.4L, Each

Part Number: MEL-M307

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Belt, Poly Rib, Serpentine, 4-Rib, 37.80 in. Length, Each

Part Number: DAC-5040378

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

MAIN BEARING SET

Part Number: CLE-MS2218P

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Engine Oil Cap, Billet Aluminum, Summit Racing Equipment® Logo, Black Anodized, Chevy, LS Engines, Each

Part Number: SUM-380191

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Rod Bearings, .040 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI040

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Dipstick Replacement Parts, O-ring Seal, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-24504031

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Engine Coolant Plug Fastener, Bolt, Internal Allen Head, 28mm x 1.25 Thread Size, Steel, Natural, Chevy, Small Block LS, Each

Part Number: NAL-12561663

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Rod Bearing, 0.002 in. Crankshaft Undersize, Bi Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555A2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

ENGINE TIMING CHAIN

Part Number: CLO-9-4205

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Stock Replacement Engine Valve Lifter Guide

Part Number: MEL-MLG100

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Pump, OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: SLP-224-43645

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Engine Timing Set, High Performance Timing Set

Part Number: CLO-9-3159AZ

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Filtration Kit, Centrifuge, Chevrolet, GM, Duramax Diesel, 6.6L, Silverado/Sierra, 2500/3500, Kit

Part Number: PPE-114010000

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Oil Filler Caps, GM Genuine Parts, Stock, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-FC208

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Piston Rings, Gas Nitrided, 4.055 in. Bore, 3.0mm, 2.0mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2D4845

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Replacement Timing Chain, True Roller, Chevy, Pontiac, 0.005 in. Reduced Center, Each

Part Number: CLO-9-131-5

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

PCV Valve Hose, GM OE, Rubber, Black, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-12556932

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Left, Chevy, GMC, Workhorse, Workhorse Custom Chassis, 8.1L, Each

Part Number: VRE-2CW2L

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

• Core Charge $155.00
• Drop Ship
• Free Shipping
• Special Order

Valve Cover Grommet, Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Saab, Set of 8

Part Number: MAH-GS33466

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Engine Harmonic Balancer, Harmonic Balancer Assembly

Part Number: RNB-594-544

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Filter, Spin-on, 35 Microns, 13/16-16 in., 3/4-16 in., 3 in. O.D., 3.75 in. High, Each

Part Number: SOF-210-361

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Oil Pickup, Press Fit, Stock Pan Style, 0.594 in. Tube Dia., Chevy, GMC, V8, Big Block, 6.0, 7.0, 7.4, 8.1L, Each

Part Number: MEL-353S

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Oil Catch Can, Oil Separator, Round, Billet Aluminum, Clear Anodized, 3/8 in. NPT Female Threads, Driver Side, Chevy, GMC, 4.8, 5.3, 6.0, 6.2L, Kit

Part Number: JLT-3084D-C

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping