1981 CHEVROLET K20 Engines & Components

Oil Filter Adapter, Sandwich Adapter Style, 13/16-16 in. Nipple Thread Size, Aluminum, Natural, Chevy, Each

Part Number: DER-25720

4.73 out of 5 stars ( 11 )

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

Valve Covers, Stock Height, Steel, Chrome, Plain, Chevy, Small Block, Pair

Part Number: SPE-5258

3.0 out of 5 stars ( 4 )

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

Timing Chain, Double Roller, Chain Only, Ford/Chevy, 4.3L V6, Small Block V8, .005 in. Reduced Center Distance

Part Number: CLO-9-130-5

Not Yet Reviewed

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

Billet Timing Pointer Small Block Chevy, Fits 8 in. Balancer, Each

Part Number: MSD-89884

4.0 out of 5 stars ( 11 )

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

Main Bearings, HP-Series, 1/2 Groove, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set

Part Number: KGB-MB557HPSTDX

3.67 out of 5 stars ( 3 )

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

Oil Filter Relocation Kit, Single Filter, 30 in. Length Hoses, Kit

Part Number: TRD-1122

3.5 out of 5 stars ( 12 )

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

Timing Chain and Gear Set, Double Roller, Iron Sprockets, Chevy, Small Block, Set

Part Number: MEL-40400

3.5 out of 5 stars ( 12 )

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

Oil Pump, High-Volume, Standard Pressure, Chevy, Small Block, Each

Part Number: SLP-224-4143

4.25 out of 5 stars ( 8 )

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

Rod Bearings, Narrowed, Tri Metal Copper-lead Nickel, 0.010 in. Crankshaft Undersize, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN010X

Not Yet Reviewed

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

Main Bearing, XP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XP001

1.0 out of 5 stars ( 1 )

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

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

Part Number: KGB-CR807HPN001

5.0 out of 5 stars ( 1 )

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

Timing Chain and Gear Set, Double Roller, Chevy, Small Block, Set

Part Number: MEL-40201

Not Yet Reviewed

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

Valve Covers, Stock Height, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-102

3.5 out of 5 stars ( 4 )

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

Power Steering Brackets, Driver Side Mid Mount, Upper and Lower, Steel, Natural, Kit

Part Number: BRG-802402

3.93 out of 5 stars ( 15 )

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

Valve Cover, Signature Series, Stock Height, Steel, Chrome, Edelbrock Logo, Chevy, L6, Each

Part Number: EDL-4477

4.42 out of 5 stars ( 12 )

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

Main Bearings, HP-Series, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminumn, Chevy, Small Block, Set of 5

Part Number: KGB-MB557HP010

5.0 out of 5 stars ( 1 )

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

Crankshaft Pulley, V-Belt, 1-Groove, Aluminum, Clear Anodized, Chevy, Small Block, Short/Long Pump, Each

Part Number: PWM-293

3.67 out of 5 stars ( 3 )

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

Rod Bearings, XP-Series, .030 in. Crankshaft Undersize, Tri Metal, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN030

Not Yet Reviewed

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

Rod Bearings, XP-Series, .011 in. Crankshaft Undersize, Tri Metal, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPN011

Not Yet Reviewed

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

Harmonic Balancer, Internal Balance, Nodular Iron, Natural, 6.75 in. Diameter, Avanti, GM, Chevy, Small Block, Each

Part Number: PRO-66510

5.0 out of 5 stars ( 13 )

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

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

Part Number: KGB-CR807HPDSTDX

Not Yet Reviewed

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

Rocker Arms, 3/8 in. Stud Mount, Stamped Steel, 1.5 Ratio, Chevy, Small Block, Set of 16

Part Number: PRO-66905

Not Yet Reviewed

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

Rod Bearings, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Large Journal, Chevy, Set of 8

Part Number: KGB-CR807XPND010

Not Yet Reviewed

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

Crankshaft Pulley, V-Belt, 2-Groove, Steel, Chrome, Chevy, Small Block, Long Pump, Each

Part Number: MRG-4977

2.0 out of 5 stars ( 2 )

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

MAIN BEARING SET

Part Number: CLE-MS909H30

Not Yet Reviewed

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