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

PRW High Performance Sportsman Harmonic Dampers 2332740

Harmonic Balancer, Sportsman, Internal Balance, Black, Chevy, Small Block, Each

Part Number: PQX-2332740

4.0 out of 5 stars ( 1 )

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Melling Valves V1195

Melling Valves V1195

Valve, Intake, Replacement, Steel, 1.940 in. Diameter, 0.341 in. Stem, 4.880 in. Length, Each

Part Number: MEL-V1195

Not Yet Reviewed

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-118

Valve Covers, Tall, Die-Cast Aluminum, Orange Powdercoated, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-118

4.75 out of 5 stars ( 4 )

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Proform GM Licensed Collector's Series Slant-Edge Valve Covers 141-933

Valve Covers, Slant-Edge, Tall, Perimeter Bolt Mounting Style, Green, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-933

5.0 out of 5 stars ( 1 )

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Mahle Original Premium Piston Ring Sets 40564CP

Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP

5.0 out of 5 stars ( 2 )

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Trans-Dapt Performance Oil Cooler Sandwich Adapters 1322

Adapter, Oil Filter, Sandwich, Aluminum, Natural, 13/16-16 in. Thread, 1/2 in. NPT Inlet/Outlet, Each

Part Number: TRD-1322

4.21 out of 5 stars ( 14 )

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Speed-Pro Hypereutectic Pistons H618CP

Pistons, Hypereutectic, Dome, 4.000 in. Bore, Chevy, Set of 8

Part Number: SLP-H618CP

5.0 out of 5 stars ( 1 )

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Melling Timing Chain Sets 40400

Timing Chain and Gear Set, Double Roller, Iron Sprockets, Chevy, Small Block, Set

Part Number: MEL-40400

3.5 out of 5 stars ( 12 )

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Cloyes Z Series Replacement Timing Chains 9-130Z

Timing Chain, Z Series Replacement, Double Roller, 58 Link, Steel, Chevy, Ford, Each

Part Number: CLO-9130Z

Not Yet Reviewed

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Mr. Gasket Alternator Brackets 5179

Alternator Bracket, Steel, Chrome, Front Cover Mount, Short Water Pump, Chevy Small Block, Kit

Part Number: MRG-5179

3.83 out of 5 stars ( 6 )

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Melling Oil Pumps M-62

Oil Pump, Standard-Volume, GM/Studebaker, 153/194/215/230/250, L4-L6, Each

Part Number: MEL-M62

4.0 out of 5 stars ( 3 )

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Derale Temperature Controlled Sandwich Adapter Kits 25720

Oil Filter Adapter, Sandwich Adapter Style, 13/16-16 in. Nipple Thread Size, Aluminum, Natural, Chevy, Each

Part Number: DER-25720

4.73 out of 5 stars ( 11 )

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Summit Racing™ Stock Replacement Oil Pans SUM-G3532

Oil Pan, Steel, Gold Zinc, 5 qt., Chevy, Small Block, Each

Part Number: SUM-G3532

3.43 out of 5 stars ( 7 )

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Sealed Power High-Volume Oil Pumps 224-4143

Oil Pump, High-Volume, Standard Pressure, Chevy, Small Block, Each

Part Number: SLP-224-4143

4.25 out of 5 stars ( 8 )

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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 )

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Sealed Power Main Bearing Sets 4663M 20

Main Bearings, .020 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M20

5.0 out of 5 stars ( 1 )

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Hastings Claimer Series Performance Piston Ring Sets CM5532

Piston Rings, Claimer Series Performance Piston Ring Sets, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-CM5532

Not Yet Reviewed

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Lares Power Steering Pulleys 157

Power Steering Pulley, V-belt Style, 2-groove, Press Fit, Steel, Chrome, 5.82 in. O.D., 0.750 in. Bore, Each

Part Number: LSC-157

4.5 out of 5 stars ( 2 )

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Melling Timing Chain Sets 40500

Timing Chain and Gear Set, Single Roller, Iron Cam Sprocket, Steel Crank Sprocket, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, V6, V8, Set

Part Number: MEL-40500

Not Yet Reviewed

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PRW Elite Series Stainless Steel Full Roller Rocker Arms 62350716

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

Part Number: PQX-62350716

Not Yet Reviewed

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Sealed Power CP-Series Rod Bearings 2555CP 20

Rod Bearing, 0.020 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555CP20

1.5 out of 5 stars ( 2 )

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COMP Cams Oval Track Camshafts 12-609-5

Camshaft, Mechanical Flat Tappet, Advertised Duration 285/295, Lift .532/.555, Chevy, Small Block, Each

Part Number: CCA-12-609-5

5.0 out of 5 stars ( 7 )

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Proform Stamped Steel Chevrolet Valve Covers 141-103

Valve Covers, Tall, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-103

5.0 out of 5 stars ( 6 )

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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: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Cloyes Hex-A-Just Timing Sets 9-3100A-5

Timing Chain and Gear Set, Hex-A-Just, Double Roller, -0.005 in., Billet Steel Sprockets, Chevy, Small Block, Set

Part Number: CLO-9-3100A-5

5.0 out of 5 stars ( 3 )

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