2003 GMC SIERRA-1500-HD Engines & Components

Rod Bearing, 0.020 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555CP20

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pistons, Hypereutectic, Dish, 101.6mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, V8, Set of 8

Part Number: UEM-3516HC-STD

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 24, 2025 if ordered today

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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: Today

Power Steering Pulley, Serpentine, 6-Groove, Steel, Black, GM, Each

Part Number: ADO-19421487

Not Yet Reviewed

Estimated Ship Date: Today

Timing Set, Single Roller Chain, Billet Steel Sprockets, Chevy, 5.7L LS, 6.0L LS, Set

Part Number: CLO-9-3658TX3Z

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: CLO-S878T

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

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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: Today

Piston Rings, Moly, 4.060 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K60

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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: Today

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4860S020

Not Yet Reviewed

Estimated Ship Date: Today

Oil Pump Springs, High-Pressure, Steel, Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Set of 5

Part Number: MEL-29555

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

Serpentine Belt, V-ribbed, 37.90 in. Length, 0.56 in.. Width, 4 Rib, Each

Part Number: ADO-4K378

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

Rod Bearings, 0.010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI010

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Idler Pulley, Smooth, Black Powdercoated, Each

Part Number: CEL-49001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Power Steering Pulley, Serpentine, 8-Groove, Press Fit, 6.260 in. Outside Diameter, Billet Aluminum, Natural, Chevy, GMC, Truck, LS, Each

Part Number: INW-979

Not Yet Reviewed

Estimated Ship Date: Today

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Crate Engine, Remanufactured, Long Block, Assembled, GM, 6.0L, RWD, Each

Part Number: VRE-VCTF2WD

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Core Charge $720.00
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Harmonic Balancer, Elastomer, Steel, Black, 7.710 in. O.D., Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Each

Part Number: NAL-19300488

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Timing Chain Set, Single Roller, Buick, Cadillac, Chevy, GMC, Pontiac, LS, Set

Part Number: MAH-93220

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

Crank Hub, Internal Engine Balance, Dual Key, Chevy, Small Block, 4.8L LS, 5.3L LS, 6.2L LS, Each

Part Number: ATI-916430MK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: HLY-241-260

Not Yet Reviewed

Estimated Ship Date: Today

Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Undercut, Chevy, LS, Kit

Part Number: PQX-1034641

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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