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

Melling High-Pressure Oil Pump Springs 55049

Melling High-Pressure Oil Pump Springs 55049

Oil Pump Springs, 49 psi, Steel, Green, Pins, Chevy, Small Block, Kit

Part Number: MEL-55049

5.0 out of 5 stars ( 7 )

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Sealed Power Stock Replacement Oil Pumps 224-4147

Oil Pump, Chevy, Pontiac, 153 L4/194/215/230/250 L6, Each

Part Number: SLP-224-4147

5.0 out of 5 stars ( 1 )

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Hamburger's Performance Billet Aluminum Remote Oil Filter Relocation Kits 3364

Oil Filter Relocation Kit, Remote, Billet Aluminum, Natural, 13/16 in.-16 Thread, 30.00 in. Hose Length, Buick, Chevy, GMC, Hummer, Olds, Pontiac, Kit

Part Number: HAM-3364

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

CVR Spin-On Oil Filter Bypass Adapters OFB67

Oil Filter Adapter, Spin-On Bypass Adapter, Billet Aluminum, Clear Anodized, 13/16-16 in., Chevy, Each

Part Number: CVS-OFB67

5.0 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

Milodon Remote Oil Filter Kits 21560

Oil Filter Relocation Kit, Single Filter, 24 in. Length Hoses, Chevy, Chrysler, Ford, Kit

Part Number: MIL-21560

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Hamburger's Performance Billet Aluminum Remote Oil Filter Relocation Kits 3384

BILLET TRUE-DUAL OIL FILTER RELOCATION KIT-SB CHEVY & BB CHEVY

Part Number: HAM-3384

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Dorman Oil Pan Drain Plugs 65147

Oil Pan Drain Plug, 1/2-20 in. Thread Size, Seal, Buick, Cadillac, Chevy, GMC, Chrysler, Dodge, Plymouth, Jeep, Each

Part Number: RNB-65147

5.0 out of 5 stars ( 2 )

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Fram Defense Oil Filters DL30

Oil Filter, Defense, Cartridge Style, Each

Part Number: FRM-DL30

Not Yet Reviewed

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Sealed Power Oil Pump Driveshaft Locking Sleeves 224-43343

Oil Pump Shaft Guide, Nylon, Chevy, V6/V8, Each

Part Number: SLP-224-43343

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ATP Engine Oil Pans 103034

Oil Pan, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ATP-103034

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

Mahle Original Oil Filters OC 114

Oil Filter, Canister, AM General, Buick, Cadillac, Chevrolet, GMC, Hummer, Oldsmobile, Pontiac, Each

Part Number: MAH-OC114

Not Yet Reviewed

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Milodon Pro Touring Oil Pans 31506

Oil Pan, Pro Touring, Steel, Gold Iridite, 7 qt., Chevy, Small Block, Dart SHP RH Dipstick, Competition Baffling, Each

Part Number: MIL-31506

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

Agility Auto Parts Oil Pans 3310022

Oil Pan, Stock Style, Wet Sump, Steel, Black, 2-piece Rear Main Seal, Right Side Dipstick Location, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: RDR-3310022

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Melling High-Pressure Oil Pump Springs 5556F

Oil Pump Springs, 55 psi of Force, Steel, Chevy, Small Block, Each

Part Number: MEL-5556F

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Proform Chrome Engine Oil Dipstick Kits 66130

Dipstick with Tube, Engine, Steel, Chrome, Chevy, Small Block, Each

Part Number: PRO-66130

4.26 out of 5 stars ( 23 )

Estimated Ship Date: Today

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Fram Defense Oil Filters DL5

Oil Filter, Defense, Canister Style, Each

Part Number: FRM-DL5

Not Yet Reviewed

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Trans-Dapt Performance Oil Filter Bypass Adapter Base Gaskets 1035

Base Gasket for Bypass Adapter #1017 and #1018

Part Number: TRD-1035

Not Yet Reviewed

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Fel-Pro Oil Pump Shaft Guides 72665

Oil Pump Driveshaft Locking Sleeves, Nylon, Buick, Chevrolet, Cadillac, GMC, Oldsmobile, Pontiac, Checker, Studebaker, V6/V8, Each

Part Number: FEL-72665

5.0 out of 5 stars ( 1 )

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Perma-Cool Sandwich Oil Adapters 184

Adapter, Oil Filter, Sandwich, Aluminum, Natural, 13/16-16 in. Thread, 3/8 in. NPT Inlet/Outlet, Each

Part Number: PRM-184

3.0 out of 5 stars ( 2 )

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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: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 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 )

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Flex-A-Lite Oil Filter Sandwich Adapters 108595

Adapter, Oil Filter, Sandwich, Aluminum, Natural, 13/16-16 in. Thread, Each

Part Number: FLX-108595

Not Yet Reviewed

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Trans-Dapt Performance Slam-Guard Oil Pans 8650

80-85 SB CHEVY SLAMGUARD OIL PAN- ASPHALT BLACK POWDERCOAT

Part Number: TRD-8650

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

Denso Oil Filters 150-2056

Oil Filter, 13/16-16 in. Thread, 4.488 in. Height, Each

Part Number: DNP-150-2056

Not Yet Reviewed

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Dorman Oil Pump Bushings 90460

Bushing, Oil Pump Nylon Shaft Guide, Chevy, Each

Part Number: RNB-90460

Not Yet Reviewed

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Hamburger's Performance Oil Filter Bypass Adapters 3325

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

Part Number: HAM-3325

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today