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

Cloyes Z Series Replacement Timing Chains 9-131Z

Timing Chain, Z Series Replacement, Double Roller, Steel, 60 Links, Chevy, Each

Part Number: CLO-9-131Z

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Hastings Premium Ductile Ring Sets 2M8542

Piston Rings, Premium Ductile 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-2M8542

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Sportsman Steel Roller Tip Rocker Arms 0835021

Rocker Arms, Sportsman Steel Roller Tip, Stud Mount, Chromoly Steel, Natural, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-0835021

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Dual Gear Drive Timing Sets 5135022

GEAR DRIVE, DUAL IDLER, CHEV 262-400 1955-95 (Exc Factory Roller Cam), Quiet, Made in USA

Part Number: PQX-5135022

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Billet Steel Timing Sets 5035021

PRW Billet Steel Timing Sets 5035021

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

Part Number: PQX-5035021

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

COMP Cams Xtreme Energy Camshafts 12-230-2

Camshaft, Hydraulic Flat Tappet, Advertised Duration 250/260, Lift .432/.444, Chevy, Small Block, Each

Part Number: CCA-12-230-2

Not Yet Reviewed

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Melling Camshafts 22402

CAMSHAFT-ENGINE

Part Number: MEL-22402

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Hamburger's Performance Oil Filter Bypass Adapters 3328

Oil Filter Bypass Adapter, Aluminum, Clear, Anodized, Chevy, V-8, Each

Part Number: HAM-3328

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Mahle Original Aftermarket Replacement Pistons 224-3547.020

Piston - GM 5.7L (350) V8 FLATTOP COAT (020) W/P aftermarket version

Part Number: MAH-2243547020

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Cloyes Quick Button Two-Piece Timing Covers 9-226

Timing Cover, 2-Piece, Aluminum, Natural, Chevy, Rocket Small Block, Each

Part Number: CLO-9-226

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Cloyes Race Billet True Roller Timing Sets 9-3600TX9-10

Timing Set; Original Billet True Roller Timing Set; 0.010 in Reduced Center Distance; Incl. Cam Sprocket; 9 Ke

Part Number: CLO-9-3600TX9-10

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Hastings Steel Series Performance Ring Sets SM5587030

Piston Rings, Steel Series Performance Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 0.043 in., 0.043 in., 3.0mm, L8, V8, Set of 8

Part Number: HSN-SM5587030

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Estimated Ship Date: Mar 10, 2026 if ordered today

PRW Billet Steel Main Caps 1735003

Main Caps, Billet Steel, 4-Bolt, Straight, Chevy, Small Block, Set of 3

Part Number: PQX-1735003

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Fabricated Valve Covers 4035000

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

Part Number: PQX-4035000

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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PRW Billet Rocker Arm Stud Girdles 1535000

Rocker Arm Stud Girdle, Clamp-On, Polylock, Aluminum, Natural, Chevrolet, Stock Heads, Kit

Part Number: PQX-1535000

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Cloyes Quick Button Two-Piece Timing Covers 9-227

Timing Cover, 2-Piece, Adjustable Cam Button, Aluminum, Chevy, Small Block with Big Block Cam and/or Crank Snout

Part Number: CLO-9-227

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Perma-Cool Oil Filter Relocation Kits 10795

Oil Filter Relocation Kit, Dual Filter, 96 in. Length Hoses, Kit

Part Number: PRM-10795

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

PRW Pro Series Billet Aluminum Rocker Arms 0335005

ROCKER ARMS, 6061 BILLET ALUM, CHEV 262-400 1955-86, 1.6 x 3/8", self-align

Part Number: PQX-0335005

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3646TX9Z

Timing Chain and Gear Set, Double Roller, Billet Sprockets, Chevy SBC, Race Blocks, Rocket, Set

Part Number: CLO-9-3646TX9Z

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Billet Rocker Arm Stud Girdles 1535003

Rocker Arm Stud Girdle, Solid Bar, Polylock, Aluminum, Natural, Chevrolet, Stock Heads, Kit

Part Number: PQX-1535003

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Cloyes Race Billet True Roller Timing Sets 9-3646TX9

Timing Chain and Gear Set, Double Roller, Billet Sprockets, Chevy SBC, Race Blocks, Rocket, Set

Part Number: CLO-9-3646TX9

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

PRW Fabricated Valve Covers 4035040

Valve Covers, Tall, Perimeter Bolt Mounting, Fabricated Aluminum, Silver Anodized, Oil Stacks, Chevy, Small Block, Pair

Part Number: PQX-4035040

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today