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

ACDelco V-Ribbed Accessory Belts 88934343

Accessory Belt, V-groove, 0.410 in. Width, 48.00 in. Length, Buick, Checker, Chevy, Chrysler, Ford, Pontiac

Part Number: ADO-15480

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

ACDelco V-Ribbed Accessory Belts 88934320

Accessory Belts, V-groove, 41.08 in. Length, for use on Acura®, BMW, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Mercedes-Benz, Olds, Saab, Volvo, Each

Part Number: ADO-15405

5.0 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

King SI-Series Rod Bearings CR 865SI 020

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI020

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 Performance PRO-Line Pushrods 501034

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

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

Continental OE Technology Series V-belts 15440

Belt, Elite, V-Belt, 7/16 in. Width, 43.50 in. Length, Each

Part Number: CEL-15440

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

ACDelco V-Ribbed Accessory Belts 88934328

Accessory Belts, V-Ribbed, V-groove, 0.410 in. Width, 44.08 in. Length, AMC, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Volkswagen, Volvo, Each

Part Number: ADO-15435

5.0 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 Engine Expansion Plug Kits MPE-104BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-104BR

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

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

Proform Guideplates 66880

Guideplates, Flat, Hardened, 5/16 in. Pushrod Size, Chevy, Small Block, Set of 8

Part Number: PRO-66880

5.0 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

Hastings Premium Ductile Ring Sets 2M139S030

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M139S030

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

King SI-Series Rod Bearings CR 807SI 060

Rod Bearings, .060 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI060

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

Cloyes Replacement Timing Chains C163

Timing Chain, Replacement Chain Only, Heavy Duty Double Roller, Chevy 265-400, For Factory Flat Tappet, Each

Part Number: CLO-C163

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

MAHLE Original Valves 211-1280

Intake Valve - GMC Pass. & Truck 153, 194, 215, 230, 250, 262, 265, 267, 283, 292, 305,

Part Number: MAH-2111280

5.0 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

PRW Valve Cover Fasteners 4135000

Valve Cover Fasteners, Bolts, Steel, Chrome, Washers, Chevrolet, Small Block, Set of 8

Part Number: PQX-4135000

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Sealed Power Hydraulic Lifters HT817R

Lifters, Hydraulic Flat Tappet, High-Revolution, OEM Replacement, Chevy, GMC, 5.0/5.7/7.4L, Each

Part Number: SLP-HT-817R

1.0 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

Dorman Smog Pump Pulleys 300-913

Pulley, Smog Pump, Steel, Black, 1-Groove, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: RNB-300-913

4.75 out of 5 stars ( 4 )

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

King SI-Series Rod Bearings CR 807SI 050

Rod Bearings, .050 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI050

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 Valve Cover Fasteners 4135010

Valve Cover Bolt Kit

Part Number: PQX-4135010

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Proform Guideplates 66881

Guideplates, Raised, Hardened, 5/16 in. Pushrod Size, Chevy, Small Block, Set of 8

Part Number: PRO-66881

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

PRW Sportsman Steel Roller Tip Rocker Arms 0835021-01

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

Part Number: PQX-0835021-01

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Melling Valve Springs VTSS100

VALVE TRAIN SET UP SPRING

Part Number: MEL-VTSS100

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

King SI-Series Rod Bearings CR 865SI 040

Rod Bearings, .040 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Set of 8

Part Number: KGB-CR865SI040

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Melling Performance PRO-Line Pushrods 500674

Pushrod, Chromoly, 3/8 in. Diameter, 7.894 in. Length, Ball Ends, Each

Part Number: MEL-500674

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

Hastings Premium Ductile Ring Sets 2C139S070

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C139S070

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