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

PRW Pedestal-Shaft Rocker Arms 3535033

Rocker Arms, Pedestal-Shaft Style, Full Roller, Aluminum, 1.60 Ratio, AFR Heads, Kit

Part Number: PQX-3535033

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

PRW Pedestal-Shaft Rocker Arms 3535035

Rocker Arms, Pedestal-Shaft Style, Full Roller, Aluminum, 1.50 Ratio, Brodix Track 1 Heads, Kit

Part Number: PQX-3535035

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 Drag Race Camshafts 12-327-5

COMP Cams Drag Race Camshafts 12-327-5

Camshaft, Hydraulic Flat Tappet, Advertised Duration 305/305, Lift .525/.525, Chevy, Small Block, Each

Part Number: CCA-12-327-5

Not Yet Reviewed

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

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

Melling Pushrods MPR-318

Push Rod, Steel, 5/16 in. Diameter, Ball/Ball Ends, 11.382 in. Length, Each

Part Number: MEL-MPR-318

Not Yet Reviewed

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

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

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

Pioneer Timing Covers 500350S

Timing Cover, Steel, Natural, Chevrolet, Small Block, Each

Part Number: PIO-500350S

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ATP Timing Covers 103120

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026

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Melling Performance PRO-Line Pushrods 501034

Pushrod, Chromoly, 5/16 in. Diameter, 8.000 in. Length, Ball Ends, Each

Part Number: MEL-501034

Not Yet Reviewed

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

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

COMP Cams Specialty Camshafts 12-865-9

Camshaft; Drag Race; Camshaft; Mech. Roller; 4500-7800rpm; Adv. Dur. 307 Int./317 Exh.; Valve Lift .684 Int./.

Part Number: CCA-12-865-9

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

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: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

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: Monday 2/23/2026 if shipped by air

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

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 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

COMP Cams Xtreme Marine Camshafts 12-232-3

Camshaft, Hydraulic Flat Tappet, Advertised Duration 256/262, Lift .447/.462, Chevy, Small Block, Each

Part Number: CCA-12-232-3

4.0 out of 5 stars ( 1 )

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

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

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: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 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 if shipped by air

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Cannot be shipped Internationally if shipped by air

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: Monday 2/23/2026 if shipped by air

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

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

COMP Cams Xtreme Energy Pro-Plasma Nitrided Camshafts 12-250-20

Camshaft, Hydraulic Flat Tappet, Advertised Duration 284/296, Lift .507/.510, Chevy, Small Block, Each

Part Number: CCA-12-250-20

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Melling Valve Springs VSK46635

VALVE SPRING KIT

Part Number: MEL-VSK46635

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 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: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

PRW Billet Rocker Arm Stud Girdles 1535002

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

Part Number: PQX-1535002

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 Timing Camshaft Sprockets 2526

Camshaft Sprocket, Aluminum, 54-Tooth, Chevy, GMC, Oldsmobile, Pontiac, 230, 250, 292, Each

Part Number: CLO-2526

Not Yet Reviewed

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

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

COMP Cams Xtreme Marine Cam and Lifter Kits SK12-236-3

Cam/Lifters/Timing, Hydraulic Flat Tappet, Advertised Duration 262/268, Lift .462/.477, Chevy, Small Block

Part Number: CCA-SK12-236-3

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Cloyes Replacement Timing Chains 9-131-10

Replacement Timing Chain, True Roller, Chevy, Pontiac, 0.010 in. Reduced Center, Each

Part Number: CLO-9-131-10

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

COMP Cams Xtreme Turbo Camshafts 12-253-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 262/269, Lift .462/.455, Chevy, Small Block, Each

Part Number: CCA-12-253-4

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Mahle Original Lifters 213-1638

Hydraulic Valve Lifter - GMC Pass & Truck 2.0L, 140, 145, 153, 164, 194, 229, 230, 250, 260(4.3L), 2

Part Number: MAH-2131638

Not Yet Reviewed

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

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