1981 GMC K1500 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

Speed-Pro Piston and Ring Kits 8KH618CP30

Piston and Ring Kit, Hypereutectic, Dome, 4.030 in. Bore, Chevy, Small Block, Kit

Part Number: SLP-8KH618CP30

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Spectre Performance Engine Oil Dipsticks and Tubes 57283

Dipstick with Tube, Engine, Steel, Chrome, Passenger Side, Chevy Small Block, Each

Part Number: SPE-57283

2.01 out of 5 stars ( 67 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Clevite P-Series Main Bearings MS-909P-20

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P20

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Summit Racing™ Valve Cover Oil Fill Caps SUM-380180

Oil Filler Cap, Steel, Natural, Twist-In, GM, Mopar, Ford, AMC, Jeep, International, Each

Part Number: SUM-380180

4.67 out of 5 stars ( 36 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Hastings Piston Ring Sets 2M139040

Piston Rings, Plasma-moly, 4.039 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139040

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Hastings Premium Ductile Ring Sets 2M5523030

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523030

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

ATI Super Damper Supercharged Series Harmonic Balancers ATI918872E

Harmonic Balancer, Super Damper, Supercharged, Dual Keyway, Internal Balance, Steel, Black, Chevy, Small Block, V8, Each

Part Number: ATI-918872E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Edelbrock Signature Series Chrome Valve Covers 4449

Valve Covers, Signature Series, Stock Height, Steel, Chrome, Edelbrock Logo, Chevy, Small Block, Pair

Part Number: EDL-4449

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

King HP-Series Rod Bearings CR 807HPN 010

Rod Bearings, HP-Series, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPN010

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Lares Power Steering Pulleys 156

Power Steering Pulley, V-belt Style, 1-groove, Steel, Chrome, 5.925 in. O.D., Press Fit, Each

Part Number: LSC-156

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Melling Shark Tooth Oil Pumps 10551ST

Melling Shark Tooth Oil Pumps 10551ST

Oil Pump, Shark Tooth, Wet Sump, High-volume, High-pressure, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-10551ST

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Summit Racing™ Stock Replacement Oil Pans SUM-G3501

Oil Pan, Steel, Chrome Plated, 5 qt., Chevy, Small Block, 2-Piece Rear Main, Passenger Side Dipstick, Each

Part Number: SUM-G3501

3.6 out of 5 stars ( 15 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Summit Racing™ Extended Life Oil Filters SUM-127007

Oil Filter, Canister, 13/16-16 in. Thread, 3.110 in. High, Each

Part Number: SUM-127007

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Melling Stock Replacement Camshafts CCS-2

Camshaft, Stock Replacement, Hydraulic Flat Tappet, Advertised Duration 258/269, Lift .390/.409, Chevy, Oldsmobile, Each

Part Number: MEL-CCS-2

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

COMP Cams Xtreme 4x4 Cam and Lifter Kits SK12-231-2

Cam/Lifters/Timing, Hydraulic Flat Tappet, Adv. Duration 250/258, Lift .432/.453, Chevy, Small Block, Kit

Part Number: CCA-SK12-231-2

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Mr. Gasket Timing Covers 4590BP

Timing Cover, One-piece, Steel, Black Matte, Bolts, Front Seal, Water Pump Gaskets, Chevy, Small Block, Kit

Part Number: MRG-4590BP

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Proform Super-Street Roller Rocker Arms 66909

Rocker Arms, Super-Street, Stud Mount, Full Roller, Aluminum, 1.5 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Set of 16

Part Number: PRO-66909

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Sealed Power Cast Piston Rings E-251X 30

Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X30

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

ATI Super Damper Standard Harmonic Balancers ATI917320

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, Small Block, Each

Part Number: ATI-917320

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Standard Motor PCV Valves V178

PCV Valve, Replacement, Each

Part Number: SMP-V178

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

PRW Pro Series Stainless Steel Rocker Arms 0235012

Rocker Arms, Pro Series, Stud Mount, Full Roller, Stainless Steel, Natural, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-0235012

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Hastings Piston Ring Sets C5532030

Piston Rings, Piston Ring Sets, Phosphate Coated, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-C5532030

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

Melling Rocker Arms MRK-401

Rocker Arm, Stud Mount, OE Style, Non-Roller, 1.5 Ratio, Fits 3/8 in. Stud, Stamped Steel, Natural Finish, Chevy, L6/V6, Small Block, Each

Part Number: MEL-MRK401

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

King XP-Series Rod Bearings CR 807XPN 020

Rod Bearings, XP-Series, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Large Journal, Small Block, Set of 8

Part Number: KGB-CR807XPN020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026

COMP Cams Xtreme Energy Retrofit Camshafts 12-408-8

Camshaft, Hydraulic Roller Tappet, Advertised Duration 258/264, Lift .480/.487, Chevy, Small Block, Each

Part Number: CCA-12-408-8

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

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Estimated Ship Date: Monday 1/26/2026