1981 CHEVROLET K20 Engines & Components

Oil Filter Relocation, Aluminum, Natural, Kit

Part Number: HDA-291

3.63 out of 5 stars ( 16 )

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

Rod Bearings, XP-Series, .001 in. Crankshaft Undersize, Tri Metal, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN001

Not Yet Reviewed

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

Harmonic Balancer, Hi-Performance Sportsman Series, Internal Balance, Nodular Iron, Black, Chevy, Small Block, W-Engine, Each

Part Number: PQX-2326540

5.0 out of 5 stars ( 6 )

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

Rod Bearings, Stock Size, XP-Series, Tri-Metal, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPDSTDX

Not Yet Reviewed

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

Main Bearing, XP-Series, Copper/Lead/Nickel, Standard Size, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XPSTDX

5.0 out of 5 stars ( 2 )

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

Oil Filter Relocation Kit, Dual Filter, 72 in. Hose Length, Kit

Part Number: SUM-G4986-1

4.39 out of 5 stars ( 33 )

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

Piston Rings, Plasma-moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP040

5.0 out of 5 stars ( 1 )

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

Oil Pickup, Standard Volume, Press Fit, Street/Strip Pan Style, 8.000 in. Pan Depth, 0.625 in. Tube Dia., Chevy, V8, Ea.

Part Number: SUM-G3620

4.67 out of 5 stars ( 6 )

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

Main Bearing, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XP010

3.0 out of 5 stars ( 2 )

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

Pushrods, Steel, Heat-Treated, 5/16 in. Diameter, Stock Length, Chevy, Small Block, Set of 16

Part Number: PRO-66890C

5.0 out of 5 stars ( 1 )

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

Rod Bearings, HP-Series, Bi-metal, Silicon Aluminum, .001 in. Crankshaft Undersize, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPNSTDX

5.0 out of 5 stars ( 1 )

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

Oil Filter Mount For Chevy

Part Number: CVS-OFA65

4.45 out of 5 stars ( 11 )

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

Rod Bearings, XP-Series, .020 in. Crankshaft Undersize, Tri Metal, Chevy, Large Journal, Small Block, Set of 8

Part Number: KGB-CR807XPN020

5.0 out of 5 stars ( 2 )

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

Oil Pan, Steel, Chrome Plated, 5 qt., Chevy, Small Block, 2-Piece Rear Main, Passenger Side Dipstick, Each

Part Number: SUM-G3501

3.6 out of 5 stars ( 15 )

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

Valve Covers, Signature Series, Tall, Steel, Chrome, Edelbrock Logo, Chevy, Small Block, Pair

Part Number: EDL-4649

4.53 out of 5 stars ( 17 )

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

Timing Cover, One-piece, Steel, Black Matte, Bolts, Front Seal, Water Pump Gaskets, Chevy, Small Block, Kit

Part Number: MRG-4590BP

4.5 out of 5 stars ( 4 )

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

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523030

Not Yet Reviewed

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

Rod Bearings, XP-Series, Stock Size, Tri-metal, Narrowed, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPND

5.0 out of 5 stars ( 3 )

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

Rod Bearings, HP-Series, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPN010

4.0 out of 5 stars ( 1 )

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

Alternator Bracket, Steel, Chrome, Front Cover Mount, Short Water Pump, Chevy Small Block, Kit

Part Number: MRG-5179

3.83 out of 5 stars ( 6 )

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

Main Bearings, P Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P1

5.0 out of 5 stars ( 3 )

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

Piston Rings, Plasma-moly, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP060

5.0 out of 5 stars ( 1 )

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

Valve Covers, Signature Series, Stock Height, Steel, Black, Edelbrock Logo, Chevy, Small Block, Pair

Part Number: EDL-4443

4.37 out of 5 stars ( 38 )

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

Pushrods, Steel, Heat-Treated, 5/16 in. Diameter, Stock Length +.100 in., Chevy, Small Block, Set of 16

Part Number: PRO-66889C

2.33 out of 5 stars ( 6 )

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

Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP

5.0 out of 5 stars ( 2 )

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