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

Canton Racing Drag Racing Wet Sump Oil Pans 13-080M

Canton Racing Drag Racing Wet Sump Oil Pans 13-080M

Oil Pan, Drag Race, Steel, 5 qt., Rear Sump, Chevy, Small Block, Each

Part Number: CTR-13-080M

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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COMP Cams Xtreme 4x4 Camshafts 12-243-3

Camshaft, Hydraulic Flat Tappet, Advertised Duration 270/278, Lift .480/.498, Chevy, Small Block, Each

Part Number: CCA-12-243-3

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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COMP Cams Xtreme Marine Camshafts 12-236-3

Camshaft, Hydraulic Flat Tappet, Advertised Duration 262/268, Lift .462/.477, Chevy, Small Block, Each

Part Number: CCA-12-236-3

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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COMP Cams Nostalgia Plus Camshafts 12-672-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 286/293, Lift .483/.477, Chevy, Small Block, Each

Part Number: CCA-12-672-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Mahle Original Aftermarket Replacement Pistons 224-3547.030

Piston - GM 5.7L (350) V8 FLATTOP COAT (030) W/P aftermarket version

Part Number: MAH-2243547030

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

Speed-Pro Hypereutectic Pistons H618CP30

Pistons, Hypereutectic, Dome, 4.030 in. Bore, Chevy, Set of 8

Part Number: SLP-H618CP30

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Melling M-Select Class 2 Camshafts 22237

Camshaft, Retro Fit, Hydraulic Roller, 284/296 Advertised Duration, 0.470 in./0.490 in. Lift, 112 LSA, 3-Bolt, Non-Roller Blocks, Chevy, Gen I, Each

Part Number: MEL-22237

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

COMP Cams Nostalgia Plus Camshafts 12-670-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 258/265, Lift .426/.420, Chevy, Small Block, Each

Part Number: CCA-12-670-4

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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ATI Super Damper Standard Harmonic Balancers ATI917782

Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy Small Block, Pontiac 2.5L, L4, Each

Part Number: ATI-917782

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

Melling Valve Springs VSK46672

VALVE SPRING KIT

Part Number: MEL-VSK46672

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

Pioneer Street Performance Balancers 872002

Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872002

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

ATI Super Damper Standard Harmonic Balancers ATI917260

Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Steel, Chevy Small Block, Pontiac 2.5L, Each

Part Number: ATI-917260

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

Pioneer Race Balancers 872021

Harmonic Balancer, Race, Internal Balance, Steel, Black, Chevy, Small Block, 4.3L V6, Each

Part Number: PIO-872021

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

COMP Cams Xtreme Energy Cam and Lifter Kits SK12-234-2

Cam/Lifters/Timing, Hydraulic Flat Tappet, Advertised Duration 256/268, Lift .447/.454, Chevy, Small Block

Part Number: CCA-SK12-234-2

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

Hastings Claimer Series Performance Piston Ring Sets CM5532020

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-CM5532020

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Proform GM Licensed Diecast Aluminum Chevrolet Valve Covers 141-121

Valve Covers, Tall, Die-Cast Aluminum, Carbon Fiber Finish, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-121

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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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: Tomorrow

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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

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

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

Pioneer Street Performance Balancers 872001

Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872001

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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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

Moroso Street/Strip Oil Pans 20165

Oil Pan, 7 qt., Chevy, Small Block, Steel, Black Powdercoated, Each

Part Number: MOR-20165

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

Need It Sooner? We recommend these similar substitute parts:

Moroso Street/Strip Oil Pans 20171

4 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

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PRW Elite Series Stainless Steel Full Roller Rocker Arms 62350756

Rocker Arms, Elite Series, Stud Mount, Full Roller, Stainless Steel, 1.5/1.6 Split Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-62350756

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