2012 GMC SIERRA-1500 Engines & Components

Rocker Arm, Standard Replacement, Steel, Chevrolet, LS, Each

Part Number: MEL-MR1341

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/15/2025

Main Bearings, MA-Series, Bi Metal, Standard Size, Chevy, 4.8, 5.3, 5,7, 6.0L, Set of 5

Part Number: SLP-7298MA

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/15/2025

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5

Part Number: KGB-MB5293SI

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/15/2025

Main Bearings, Race Series, Tri-Metal, 3/4 Groove, Standard Size, Chevrolet, LS, Set of 5

Part Number: PEB-5M7298H-STD

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Cylinder Head Fasteners, Original Head Bolt Kits, Hex, Steel, Zinc Plated, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Kit

Part Number: MAH-GS33449

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

Rod Bearing, Standard Size, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Oldsmobile, L6, V8, Each

Part Number: SLP-2555CP

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

Rod Bearings, A-Series, Bi Metal, Standard Size, Chevy, Small Block, Set of 8

Part Number: SLP-8-2555A

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: KGB-MB5013XPC

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit

Part Number: RNB-635-518

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/15/2025

Harmonic Balancer, 7.710 in. Diameter, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-19300488

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Stands, Rocker Arms, Chevy, LS, Kit

Part Number: NAL-12600936

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 9/15/2025

Oil Pump, Standard Volume, Chevrolet, 4.8/5.3/5.7/6.0/6.2L, Each

Part Number: NAL-12710303

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Oil Pump Driveshaft, Hardened, Chevy, Small Block, Each

Part Number: MEL-IS-55E

4.77 out of 5 stars ( 69 )

Estimated Ship Date: Monday 9/15/2025

Crate Engine, Remanufactured, Long Block, Assembled, Chevrolet, GMC, 5.3L/325, Each

Part Number: VRE-DCT20

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Oct 27, 2025 if ordered today

• Core Charge $570.00
• Drop Ship
• Free Shipping
• Special Order

Rod Bearings, Tri-metal, Copper Lead Nickel, .001 in. Extra Oil Clearance, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPNSTDX

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Lifter, Factory Hydraulic Roller, AFM, Chevy, Each

Part Number: MEL-JB-8011

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Timing Chain and Gear Set, Single Roller, 1-bolt, Steel Cam and Crank Gear, Tensioner, Oil Control Valve, Cadillac, Chevrolet, GMC, Hummer, Kit

Part Number: MEL-33SRH60HVVT1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Harmonic Balancer, OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, 4.8, 5.3, 6.0, 6.2L

Part Number: PBB-PB1190N

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/15/2025

Piston Rings, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M5170

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

Lifters, Short Travel XD Hydraulic Roller, Horizontal Link Bar, 0.842 in. O.D., Chevy, GMC, Small Block LS, Set of 16

Part Number: CCA-15956XD-16

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

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

Part Number: NAL-12646387

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

Oil Pump, High-Volume, Chevy, Small Block, V6, Each

Part Number: MEL-M155HV

4.61 out of 5 stars ( 18 )

Estimated Ship Date: Monday 9/15/2025

Rod Bearings, XP-Series, Tri-Metal, .010 in. Crankshaft Undersize, Narrowed, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN010

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/15/2025

Connecting Rod Bolt, Steel, 12mm Hex Head, 9mm x 1.00, 1.654 in. Underhead Length, Gen IV LS Engine, Chevy, Each

Part Number: NAL-11570662

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

Lifters, GM Genuine Parts, Hydraulic Roller Style, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-12698945

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025