1981 CHEVROLET K20 Engines & Components

Oil Pan, 5 qt., Chevy, Small Block, Steel, Black Powdercoated, Each

Part Number: MOR-20171

3.9 out of 5 stars ( 10 )

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

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

Part Number: CLO-9130Z

Not Yet Reviewed

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

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Piston Rings, Claimer Series Performance Piston Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, L8, V8, Set of 8

Part Number: HSN-CM5521030

4.0 out of 5 stars ( 1 )

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

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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Small Block V8, Set

Part Number: HRS-94300-10

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, Double Roller, Steel Sprockets, Chevy, Small Block V8, 4.3L V6, Set

Part Number: SME-7000-TS

5.0 out of 5 stars ( 1 )

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

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Bolts, Engine Deluxe Kit, Chrome, Chevy Small Block, Hex Head, Kit

Part Number: MRG-5001

Not Yet Reviewed

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

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Rocker Arms, Sportsman Series, Stud Mount, Roller Tip, 1.5 Ratio, Fits 7/16 in. Stud, With Oil Deflector, Chevy, Small Block, Set of 16

Part Number: PQX-68350715

Not Yet Reviewed

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

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 287/287, Lift .480/.480, Chevy, Small Block, Each

Part Number: MEL-22301

5.0 out of 5 stars ( 7 )

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

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Main Cap Girdle, 2-Piece Rear Seal, 1045 Billet Steel, with PRW Steel Studs, Spacers, and Nuts, Chevy, 5.7L/350 Only, Each

Part Number: PQX-9035000

1.0 out of 5 stars ( 1 )

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

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

Part Number: CLE-MS909H20

5.0 out of 5 stars ( 2 )

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

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

Part Number: PRO-141-103

5.0 out of 5 stars ( 6 )

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

Rocker Arms and Pushrods, Stud Mount, Steel, 1.5 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Kit

Part Number: PRO-66923C

2.86 out of 5 stars ( 7 )

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

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Harmonic Balancer, SFI-Rated Racing Series, Internal Balance, Steel, Black, Chevy, Small Block, W-Engine, Each

Part Number: PQX-2428340

5.0 out of 5 stars ( 1 )

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

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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

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

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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 )

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

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Timing Set; Original Billet True Roller Timing Set; Incl. Billet Cam Sprocket; 3 Keyway Billet Crank Sprocket;

Part Number: CLO-9-3600TX3

5.0 out of 5 stars ( 4 )

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

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Timing Chain and Gear Set, Double Roller, Steel Sprockets, Chevy, V6/V8 Small Block, Set

Part Number: SME-7000

3.33 out of 5 stars ( 3 )

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

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Valve Covers, Tall, Perimeter Bolt Mounting, Fabricated Aluminum, Polished, Vent Holes, Chevy, Small Block, Pair

Part Number: PQX-4035001

Not Yet Reviewed

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

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Main Bearings, King XP-Series Coated Main Bearings, Stock Size, Tri-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB557XPCSTDX

Not Yet Reviewed

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

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Main Bearings, P Series, 1/2 Groove, Standard Size, TM-77, Chevy, GMC, 230, 250, 292, Set

Part Number: CLE-MS617P

5.0 out of 5 stars ( 1 )

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

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Timing Chain and Gear Set, True Roller, Double Roller, Billet Steel Sprockets, Chevy, V6/V8 Small Block, Set

Part Number: SUM-G6605R-B

4.33 out of 5 stars ( 6 )

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

Harmonic Damper, SFI 18.1 Rated, Internal Balance, Carbon Steel, Black Paint, Chevrolet 283-350, Each

Part Number: TFS-19000

4.13 out of 5 stars ( 8 )

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

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Camshaft, Hydraulic Flat Tappet, Advertised Duration, 278/288, .420 in./.433 in Lift, Chevy, Small Block, Each

Part Number: MEL-MTC-1

3.2 out of 5 stars ( 5 )

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

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Piston Rings, Claimer Series Performance Piston Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-CM5532030

4.55 out of 5 stars ( 11 )

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

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Timing Chain and Gear Set, Double Roller, Billet Steel Sprockets, Chevy, Small Block V8, Set

Part Number: HRS-94300-5

4.25 out of 5 stars ( 4 )

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

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