1985 GMC Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

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

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

Pioneer Street Performance Balancers 872002

Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872002

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

King HP-Series Main Bearings MB 556HPN 020

Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.020 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556HPN020

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 HP-Series Main Bearings MB 556HPN 001

Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.001 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556HPN001

Not Yet Reviewed

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Need It Sooner? We recommend these similar substitute parts:

Clevite P-Series Main Bearings MS-829P-1

5 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026

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Sealed Power Intermediate Driveshafts 224-6146

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

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

Cloyes Heavy-Duty Timing Sets C-3011K

Timing Chain and Gear Set, Link Belt, Iron/Steel Sprockets, Chevy, 454, Set

Part Number: CLO-C-3011K

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

COMP Cams Xtreme Energy Retrofit Cam and Lifter Kits K11-408-8

Cam/Lifters, Valvetrain, Hydraulic Roller Tappet, Adv. Duration 258/264, Lift .510/.510 in., Chevy, Big Block

Part Number: CCA-K11-408-8

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Dorman Expansion Plugs 555-080

Expansion Plugs, Steel, 2.109 in. Diameter, Set of 10

Part Number: RNB-555-080

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 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

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

SKF Bearings Speedi-Sleeves 99087

Oil Seal, Rotary, 0.875 in., Repair Sleeve, Tool Kit, Each

Part Number: SKF-99087

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

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

Continental OE Technology Series V-belts 15521

Belt, Elite, V-Belt, 7/16 in. Width, 51.50 in. Length, Each

Part Number: CEL-15521

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

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 15396

Belt, Elite, V-Belt, 7/16 in. Width, 39.00 in. Length, Each

Part Number: CEL-15396

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

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

Silv-O-Lite Hypereutectic Pistons 1482HC.STD

Pistons, Hypereutectic, Flat, 3.736 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-1482HC-STD

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

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

COMP Cams Nitrous HP Retrofit Cam and Lifter Kits K11-411-8

Cam, Lifters, Valvetrain, Hydraulic Roller Tappet, Adv. Duration 279/294, Lift .537/.541, Chevy, Big Block

Part Number: CCA-K11-411-8

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 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

Continental OE Technology Series V-belts 15550

Belt, Elite, V-Belt, 7/16 in. Width, 54.50 in. Length, Each

Part Number: CEL-15550

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