2003 GMC SIERRA 1500 HD Engines & Components

Timing Chain and Gear Sets, Hi-Tech, Single Roller, Steel Gears, Cadillac, Chevrolet, GMC, Kit

Part Number: CCA-3114

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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

Part Number: CLO-9-303

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Estimated Ship Date: Monday 2/9/2026

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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 2/9/2026

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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 2/9/2026

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Main Bearings, Race Series, Tri-Metal, 1/2 Groove, Standard Size, Chevrolet, LS, Set of 5

Part Number: PEB-5M7299H-STD

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Estimated Ship Date: Monday 2/9/2026

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Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, Various Engine Threads, Low Profile, Kit

Part Number: DER-15780

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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

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Estimated Ship Date: Monday 2/9/2026

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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 2/9/2026

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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: Monday 2/9/2026

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Engine Oil Pump, Stock Replacement Oil P

Part Number: MEL-M295HV-324S

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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TIMING SET WITH OIL PUMP

Part Number: MEL-TOPK-1004

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Main Bearings, Competition Series, Standard Size, Super Duty Alloy, 3/4 Groove, Chevy, LS, Set of 5

Part Number: SLP-152M

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Estimated Ship Date: Monday 2/9/2026

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HARMONIC DAMPER, HI-PERF CHEV-GM 5.3L-6.2L, 2002-2008 Gen III/IV, Cadillac, Chev, GMC, L92 Truck and SUV, 0-Bal, 7.70" OD, Black

Part Number: PQX-2332340

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Estimated Ship Date: Apr 13, 2026 if ordered today

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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 2/9/2026

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Catch Can, PCV, 7 oz. Capacity, -10 AN O-Ring, Billet Aluminum, Black, Cadillac, Chevy, GMC, Kit

Part Number: RDM-20-0233-FL

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Main Bearings, XP-Series, Performance, .001 Extra Clearance, Tri-Metal, Dart LS Next, Set of 5

Part Number: KGB-MB5777XPSTDX

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Main Bearings, SI-Series, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5

Part Number: KGB-MB5766SI

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Estimated Ship Date: Monday 2/9/2026

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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 2/9/2026

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Tensioner Pulley, 8-Rib, Serpentine, Billet Aluminum, Natural, Chevy, GMC, LS, Each

Part Number: INW-973

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Main Bearings, Competition, 0.001 in. Oversize, .001 extra clearance Super Duty Alloy, 3/4 Groove, Chevy, Pontiac, 5.7L, Set of 5

Part Number: SLP-152M1X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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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 2/9/2026

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

Part Number: PQX-5034621

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Estimated Ship Date: Apr 13, 2026 if ordered today

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

Part Number: CLO-9-302

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Accessory Drive Belt Kit, 6 Groove Belt, Tensioner, Idler, Kit

Part Number: CEL-K49275A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 25, 2026 if ordered today

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Main Bearings, Competition, 0.001 in. Crankshaft Undersize, Super Duty Alloy, 3/4 Groove, Chevy, Pontiac, 5.7L, Set of 5

Part Number: SLP-152M1

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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