1979 GMC K2500 Engines & Components

Proform Harmonic Balancer Covers 66517BKC

Harmonic Balancer Cover, Aluminum, Black, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66517BKC

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Proform Timing Tabs 66108

Timing Pointer, Steel, Chrome, 7 in. Balancer, Chevy, Small Block, Each

Part Number: PRO-66108

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Dorman Oil Pan Drain Plugs 090-052

Oil Pan Drain Plugs, 1/2-20 in. Thread, Seal, Set of 5

Part Number: RNB-090-052

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

PRW Billet Steel Main Caps 1740002

Main Caps, Billet Steel, 4-Bolt, Angled, Chevy, Small Block, Set of 3

Part Number: PQX-1740002

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Pennzoil Oil Filters PENZPZ45

Oil Filter, PZ45, 13/16-16 in. Thread, 5.140 in. High, Each

Part Number: PNZ-P412

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Mahle Original Aftermarket Replacement Pistons 224-3547.040

Piston - GM 5.7L (350) V8 FLATTOP COAT (040) W/P AFTERMARKET VERSION

Part Number: MAH-2243547040

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Perma-Cool Oil Filter Relocation Kits 10695

Perma-Cool Oil Filter Relocation Kits 10695

Oil Filter Relocation Kit, Single Filter, 96 in. Length Hoses, Kit

Part Number: PRM-10695

2.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

King HP-Series Rod Bearings CR 807HPN 011

Rod Bearings, HP-Series, .011 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPN011

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Pioneer Street Performance Balancers 872004

Harmonic Balancer, Street Performance, External Balance, Nodular Iron, Black, Chevy, 400, Each

Part Number: PIO-872004

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Pioneer Performance Freeze Plugs PE-104-B

Freeze Plug Kit, Brass, Chevy, 153, L4, 194, 230, 250, 292 L6, Kit

Part Number: PIO-PE-104-B

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Melling Valve Springs VSK46672

VALVE SPRING KIT

Part Number: MEL-VSK46672

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Dorman Valve Cover Grommets 42062

Valve Cover Grommet, PCV Style, Rubber, 0.691 in. I.D., Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: RNB-42062

3.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Mr. Gasket Alternator Brackets 9850

Alternator Bracket, F-Style, Chrome Plated, Each

Part Number: MRG-9850

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Sealed Power Intermediate Driveshafts 224-6146

Oil Pump Intermediate Shaft, Chevy 3.3L, 3.8L, 4.3L, 4.4L, 283, 305, 307, 327, 350, 400, V6, V8, Each

Part Number: SLP-224-6146

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Sealed Power MA Series Main Bearings 4926MA 10

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-4926MA10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

PRW Pedestal-Shaft Rocker Arms 3535032

Rocker Arms, Pedestal-Shaft Style, Full Roller, Aluminum, 1.60 / 1.50 Split Ratio, AFR Heads, Kit

Part Number: PQX-3535032

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

COMP Cams Xtreme Fuel Injection Cam and Lifter Kits SK12-367-4

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 280/290, Lift .552/.547, Chevy, Small Block, Kit

Part Number: CCA-SK12-367-4

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

PRW SFI-Rated Racing Dampers 2438341

Harmonic Balancer, PQx, External Balance, Black, Chevy, Small Block, Each

Part Number: PQX-2438341

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Sealed Power CP-Series Rod Bearings 8-2555CP 1

Rod Bearings, CP-Series, Tri Metal, 0.001 in. Crankshaft Undersize, Chevy, Small Block, Set of 8

Part Number: SLP-8-2555CP1

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Melling Timing Gears 2528S

Timing Gears, Aluminum Cam Sprocket, Steel Crank Sprocket, Chevy, GMC, 250, 292, Set

Part Number: MEL-2528S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Dorman Timing Covers 635-510

Timing Cover, One-piece, Steel, Black, Chevy, GMC, Small Block, Each

Part Number: RNB-635-510

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Continental OE Technology Series V-belts 15376

Belt, Elite, V-Belt, 7/16 in. Width, 37.00 in. Length, Each

Part Number: CEL-15376

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

COMP Cams Magnum Solid Roller Cam and Lifter Kits K12-702-8

Cam/Lifter, Valvetrain, Mechanical Roller Tappet, Adv. Duration 280/280, Lift .550/.550, Chevy, Small Block

Part Number: CCA-K12-702-8

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Hastings Piston Ring Sets 2M139010

Piston Rings, Plasma-moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139010

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

King XP-Series Main Bearings MB 509XP 001

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Chevy, 400, Set of 5

Part Number: KGB-MB509XP001

Not Yet Reviewed

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Need It Sooner? We recommend these similar substitute parts:

Clevite H-Series Main Bearings MS-1038H-1

5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026

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