1981 CHEVROLET K20 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

Dorman Valve Cover Grommets 42056

PCV Valve Cover Grommet, Buick, Oldsmobile, Pontiac, Each

Part Number: RNB-42056

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Continental OE Technology Series V-belts 15561

Belt, Elite, V-Belt, 7/16 in. Width, 55.50 in. Length, Each

Part Number: CEL-15561

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Melling Performance PRO-Line Pushrods 501024

Melling Performance PRO-Line Pushrods 501024

Pushrod, Chromoly, 5/16 in. Diameter, 7.950 in. Length, Ball Ends, Each

Part Number: MEL-501024

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

COMP Cams Oval Track Camshafts 12-859-9

Camshaft, Oval Track, Mechanical Roller Tappet, RPM Range 3,500-7,600, Advertised Duration 285/298, Chevrolet, Each

Part Number: CCA-12-859-9

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Proform Harmonic Balancer Covers 66517CC

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

Part Number: PRO-66517CC

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Proform Harmonic Balancer Covers 141-727

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

Part Number: PRO-141-727

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Melling M-Select Class 2 Camshafts 22233

Camshaft, Hydraulic Flat Tappet, 300/300 Advertised Duration, .436/.436 in. Lift, Chevy, Small Block, Each

Part Number: MEL-22233

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

COMP Cams Dual Energy Camshafts 12-209-3

Camshaft, Hydraulic Flat Tappet, Advertised Duration 275/277, Lift .462/.482, Chevy, Small Block, Each

Part Number: CCA-12-209-3

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

King SI-Series Rod Bearings CR 865SI 020

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI020

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Summit Racing™ Timing Chain and Gear Set Pro Packs 09-0005

Combo, Timing Chain and Gears, Gasket Set, Rocker Arm Clips, Assembly Lube, Chevy, Small Block, Kit

Part Number: CMB-09-0005

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

PRW Fabricated Valve Covers 4035037

Valve Covers, Tall, Centerbolt Mounting, Fabricated Aluminum, Black Anodized, Chevy, Small Block, Pair

Part Number: PQX-4035037

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

CVR Spin-On Oil Filter Bypass Adapters OFB67

Oil Filter Adapter, Spin-On Bypass Adapter, Billet Aluminum, Clear Anodized, 13/16-16 in., Chevy, Each

Part Number: CVS-OFB67

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

PRW Pro Series Stainless Steel Rocker Arms 0235018-01

Rocker Arms, Pro Series, Stud Mount, Full Roller, Stainless Steel, Natural, 1.65 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Each

Part Number: PQX-0235018-01

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Cloyes Original Race True Roller Timing Sets 9-3146

Timing Chain and Gear Set, Original True Roller, Double Roller, Iron/Steel Sprockets, Dart/Chevy, 350, 5.7L, Set

Part Number: CLO-9-3146

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Sealed Power Hydraulic Lifters HT817R

Lifters, Hydraulic Flat Tappet, High-Revolution, OEM Replacement, Chevy, GMC, 5.0/5.7/7.4L, Each

Part Number: SLP-HT-817R

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Proform Timing Tabs 141-202

Timing Pointer, Steel, Chrome, 8 in. Balancer, Chevy, Small Block, Each

Part Number: PRO-141-202

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Milodon Remote Oil Filter Kits 21560

Oil Filter Relocation Kit, Single Filter, 24 in. Length Hoses, Chevy, Chrysler, Ford, Kit

Part Number: MIL-21560

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Hastings Premium Ductile Ring Sets 2M139S

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-2M139S

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

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: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Hastings Piston Ring Sets 139020

Piston Rings, Phosphate Coated, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Cloyes Timing Crankshaft Sprockets S289

Crankshaft Spocket, Timing Chain, Steel, Chevrolet, Small Block, Each

Part Number: CLO-S289

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Dorman Valve Cover Grommets 42061

Valve Cover Grommet, PCV, Buick, Cadillac, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: RNB-42061

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026

Hamburger's Performance Billet Aluminum Remote Oil Filter Relocation Kits 3384

BILLET TRUE-DUAL OIL FILTER RELOCATION KIT-SB CHEVY & BB CHEVY

Part Number: HAM-3384

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Cloyes Hex-A-Just Timing Sets 9-3100A-10

Timing Chain and Gear Set, Hex-A-Just, Double Roller, -0.010 in., Billet Steel Sprockets, Chevy, Small Block, Set

Part Number: CLO-9-3100A-10

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Hastings Claimer Series Performance Piston Ring Sets CM5532S030

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

Part Number: HSN-CM5532S030

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

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Estimated Ship Date: Friday 1/2/2026