2012 GMC SIERRA-1500 Engines & Components

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: Today

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

Part Number: HSN-2M5170S030

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Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.799 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, Each

Part Number: HSN-2M4978S020

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Belt, OE Technology Series, Multi-V, Serpentine, 6-Rib, 87.80 in. Length, Each

Part Number: CEL-4060878F

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 30, 2025 if ordered today

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Main Bearing Set, CHEVROLET LS series L20, LS1/2/4/6 - pMaxKote

Part Number: KGB-MB5013XPC020

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Idler Pulley, Serpentine, Steel, Black, for use on Acura®, GM, Ford, Jaguar, Each

Part Number: HDA-5975

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Oil Pump Driveshaft, Chevy, Each

Part Number: MEL-IS-55G

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.065 in. Bore, 1.5mm, 1.5mm, 2.5mm, V8, single piston, Chevy, set

Part Number: NAL-19168090

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Idler Pulley, Serpentine, Plastic, Black, Each

Part Number: CEL-49021

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Serpentine Belt Drive Component Kit

Part Number: DAC-5060935K1

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Estimated Ship Date: Today

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DRIVE BELT

Part Number: NAL-12626222

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Valve, Exhaust, Steel, Single Groove, Conventional Lock, 1.500 in. Diameter, 0.344 in. Stem, Buick, Cadillac, Chevy, GMC, Pontiac, 5.0, 5.7L, Each

Part Number: NAL-19435238

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Estimated Ship Date: Today

TIMING COVER

Part Number: PIO-500323RSH

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 30, 2025 if ordered today

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Harmonic Balancer, Internal Balance, Nodular Iron, Buick, Cadillac, Chevy, GMC/Hummer/Isuzu, Small Block, Each

Part Number: ATP-102171

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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Valve Cover, Valve Cover with Integral Angled Coil Mounts, Valve Cover with Integral Angled Coil Mounts,St&ard Height, Polished Finish,Pair

Part Number: GRN-640366

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

Part Number: SLP-224-43645

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Pistons, Hypereutectic, Dish, 4.060 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, GM, Set of 6

Part Number: UEM-3451HC-060

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Valves, Exhaust, 1.551 in. Diameter, .313 in. Stem, 4.923 in. Length, Chevy, Each

Part Number: MEL-V1935S

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Estimated Ship Date: Today

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: Nov 24, 2025 if ordered today

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Valve Cover, Valve Cover with Integral Angled Coil Mounts, Valve Cover with Integral Angled Coil Mounts,St&ard Height, Cast Finish,Pair

Part Number: GRN-640365

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Estimated Ship Date: Nov 5, 2025 if ordered today

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

Part Number: PQX-5034622

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BELT KIT

Part Number: NAL-19210691

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Thrust Bearing, Performance, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2L

Part Number: NAL-89017572

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Oil Drain Pan Plugs, Plug, Thread Size 12mm x 1.75, Each

Part Number: RNB-65430

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Estimated Ship Date: Today

Rod Bearings, HP-Series, Silicon Aluminum, 0.011 in. Crankshaft Undersize, Large Journal, Chevy, Set of 8

Part Number: KGB-CR807HPND011

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Estimated Ship Date: Today