2003 CHEVROLET SILVERADO-2500-HD Engines & Components

Pistons, Hypereutectic, Dish, 4.020 in. Bore, Cadillac, Chevy, GMC, Set of 8

Part Number: SLP-H857CP50MM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Small Block, LS1, Set

Part Number: TFS-30678533

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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Timing Chain, Single Roller, Buick,Cadillac, Chevy, GMC, Izuzu, Hummer, Pontiac, SAAB, Each

Part Number: MEL-3SRH60

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Harmonic Balancer, PQx, Internal Balance, Black, Chevy, LS, Each

Part Number: PQX-2432340

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Black Anodized, 10-Bolt Pattern, Chevy, LS, 5.7L, Each

Part Number: HLY-241-369

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 5

Part Number: KGB-MB5293SI010

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

Main Cap Fasteners, Main Cap Girdle Stud Kits, 6-bolt, Stud Style, 12-Point Head, Nuts, Chevy LS, Kit

Part Number: PQX-1000098

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

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Rod Bearings, Race Series, Tri-Metal, .010 in., .25mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663H-010

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Rod Bearing, 0.010 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Oldsmobile, L6, V8

Part Number: SLP-2555CP10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Cylinder Head Dowel Pin, Chevy, Small Block, LS Engines, Each

Part Number: NAL-12570326

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Monday 11/10/2025

Timing Gears, Camshaft Sprockets, OE Replacement, 44-Tooth, 5.354 in. O.D., Steel, GM, LS, Each

Part Number: ADO-12576407

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Oil Cooler Block-Off Plate, Billet Aluminum, Black Anodized, 1/8 in. NPT Port, Chevrolet, LS, Each

Part Number: EAR-LS0020ERL

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Natural Finish, 10-Bolt Pattern, Chevy, LS, 5.7L, Each

Part Number: HLY-241-367

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Crankshaft Key, Long Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: NAL-12561513

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Camshaft, Hydraulic Roller Tappet, Advertised Duration 279/268, Lift .456/.466, Chevy, LS, 5.7, 6.0L, Each

Part Number: MEL-MC1384

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Rod Bearings, XP-Series, .011 in. Crankshaft Undersize, Tri Metal, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN011

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Timing Chain and Gear Set, Single Roller, Billet Steel/Steel Sprockets, Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, V8, Set

Part Number: MEL-48560T-9

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Rod Bearings, Direct Replacement, AL-5, Set of 8

Part Number: CLE-CB1776A8

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Pushrod, Replacement, 5/16 in. Diameter, 7.325 in. Length, Chevy, LS, Each

Part Number: NAL-10238852

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed, Black Anodized, 10-bolt Pattern, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: HLY-241-262

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Oil Pump, Wet Sump Style, High-Volume, Standard-pressure, Fits 9 1/8 in. To 9 1/2 in. Deep Pans, 6.0L/7.0L/7.4L/8.1L Big Block, Chevrolet, GMC, Each

Part Number: MEL-M-77HV-353SW

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Rod Bearings, XP-Series, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Large Journal, Small Block, Set of 8

Part Number: KGB-CR807XPN020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

Rod Bearings, Race Series, CT-1 Coated, Tri-Metal, .010 in., .25mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663HC-010

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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

Part Number: CLO-9-304

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025