1981 CHEVROLET K20 Engines & Components

Main Bearings, H Series, 1/2 Groove, Stock, Coated, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909HC

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 280/280, Lift .480/.480, Chevy, Small Block, Each

Part Number: CCA-12-212-2

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Adapter, Remote Oil Filter, Bolt-On, Billet Aluminum, Anodized Black, -10 AN Inlet/Outlet, Each

Part Number: EAR-1579ERL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Stud Mount, Roller Tip, Self-Aligning, Steel, 1.5 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-0835002

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Main Bearing, XP-Series, Coated, Standard, Tri Metal, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XPC

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Sportsman Series, Stud Mount, Roller Tip, Self-Aligning, 1.5 Ratio, Fits 3/8 in. Stud, With Oil Deflector, Chevy, Small Block, Set of 16

Part Number: PQX-68327315

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 2/23/2026 if shipped by air

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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 2/23/2026 if shipped by air

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Valve Covers, Tall, Cast Aluminum, Polished, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-108

4.49 out of 5 stars ( 47 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Super-Street, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PRO-66908

3.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Harmonic Balancer, Hi-Performance Sportsman Series, Internal Balance, Nodular Iron, Black, Chevy, Small Block, W-Engine, Each

Part Number: PQX-2328340

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Stud Mount, Self-Aligning, Full Roller, Aluminum, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, Small Block

Part Number: PRO-66915C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Valve Covers, Tall, Cast Aluminum, Black Wrinkle, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-116

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 288/298, Lift .444/.466, Chevy, Small Block, Each

Part Number: MEL-22203

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Timing Chain and Gear Set, Z-Racing Hex-A-Just, Double Roller, Billet Steel Sprockets, Chevy, Small Block, Set

Part Number: CLO-9-3100AZ

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Valve Covers, Tall, Die-Cast Aluminum, Black Wrinkle, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-119

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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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 2/23/2026 if shipped by air

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Camshaft, M-Select Class 2, Hydraulic Flat Tappet, 290/290 Advertised Duration, 0.447 in./0.447 in. Lift, Cadillac, Chevy, GMC, Chevy Small Block,Each

Part Number: MEL-22200

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Super-Street, Stud Mount, Full Roller, Aluminum, 1.5 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PRO-66914

2.22 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Main Bearings, H Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909H1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Valve Covers, Perimeter Bolt Mounting, Fabricated Aluminum, Black Powdercoated, Chevy, Small Block, Pair

Part Number: MRG-6818BG

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Rocker Arms, Super-Street, 7/16 in. Stud Mount, Aluminum, 1.6 Ratio, Chevy, Small Block, Set of 16

Part Number: PRO-66910

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Oil Pump, Shark Tooth, Standard-Volume, High-Pressure, Includes Hardware, Driveshaft, 7.00 in. Pan Depth, Chevrolet, Small Block Gen I, Each

Part Number: MEL-10554ST

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Oil Pan, Cast Aluminum, Finned, Black, 5-Quart, Rear Sump, Passenger Dipstick, Chevy, Small Block, Each

Part Number: SUM-G3527B

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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Timing Chain and Gear Set, Race Billet True Z-Racing Roller, Billet Steel Gears, Chevy, Set

Part Number: CLO-9-3600TX9Z

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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