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1981 CHEVROLET K20 Engines & Components

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Results 401 - 425 of 1025

Sealed Power Chrome Piston Ring Sets E-251KC 30

Made in the USA Sealed Power Chrome Piston Ring Sets E-251KC 30

Sealed Power Chrome Piston Ring Sets E-251KC 30

Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC30

4.75 out of 5 stars ( 4 )

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PRW Pedestal-Shaft Rocker Arms 3535033

PRW Pedestal-Shaft Rocker Arms 3535033

PRW Pedestal-Shaft Rocker Arms 3535033

Rocker Arms, Pedestal-Shaft Style, Full Roller, Aluminum, 1.60 Ratio, AFR Heads, Kit

Part Number: PQX-3535033

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Melling Performance PRO-Line Pushrods 500614

Made in the USA Melling Performance PRO-Line Pushrods 500614

Melling Performance PRO-Line Pushrods 500614

Pushrod, Chromoly, 5/16 in. Diameter, 7.894 in. Length, Ball Ends, Each

Part Number: MEL-500614

Not Yet Reviewed

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Speed-Pro Piston and Ring Kits 8KH618CP30

Speed-Pro Piston and Ring Kits 8KH618CP30

Speed-Pro Piston and Ring Kits 8KH618CP30

Piston and Ring Kit, Hypereutectic, Dome, 4.030 in. Bore, Chevy, Small Block, Kit

Part Number: SLP-8KH618CP30

4.0 out of 5 stars ( 1 )

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Cloyes Quick Button Two-Piece Timing Covers 9-229

Made in the USA Cloyes Quick Button Two-Piece Timing Covers 9-229

Cloyes Quick Button Two-Piece Timing Covers 9-229

Timing Cover, Quick Button, 2-piece, Aluminum, Natural, Cloyes Logo, Gaskets, Chevy, 350, Long, Kit

Part Number: CLO-9-229

Not Yet Reviewed

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Manley Timing Chain Sets 73163

Manley Timing Chain Sets 73163

Manley Timing Chain Sets 73163

Timing Chain and Gears, Double Roller, Steel Sprockets, Chevy, Small Block, Kit

Part Number: MAN-73163

4.0 out of 5 stars ( 4 )

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PRW Billet Steel Main Caps 1735001

PRW Billet Steel Main Caps 1735001

PRW Billet Steel Main Caps 1735001

Main Caps, Billet Steel, Chevy 305/350, 1967-1986, 4 Bolt Replacement Style, Sold as a Set of 3

Part Number: PQX-1735001

5.0 out of 5 stars ( 1 )

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King SI-Series Rod Bearings CR 807SI 020

King SI-Series Rod Bearings CR 807SI 020

King SI-Series Rod Bearings CR 807SI 020

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI020

4.0 out of 5 stars ( 5 )

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Proform Harmonic Balancer Covers 141-728

Proform Harmonic Balancer Covers 141-728

Proform Harmonic Balancer Covers 141-728

Harmonic Balancer Cover, Aluminum, Black, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-728

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Cloyes Replacement Timing Chains 9-130-5

Cloyes Replacement Timing Chains 9-130-5

Cloyes Replacement Timing Chains 9-130-5

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

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Chevrolet Performance Valve Cover Grommets 3989350

Chevrolet Performance Valve Cover Grommets 3989350

Chevrolet Performance Valve Cover Grommets 3989350

Grommet, PCV, Valve Cover, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: NAL-3989350

4.88 out of 5 stars ( 33 )

Estimated Ship Date: Today

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Summit Racing™ Billet Steel Timing Chain and Gear Set for SBC and GM 4.6L V6 SUM-G6605R-B

Summit Racing™ Billet Steel Timing Chain and Gear Set for SBC and GM 4.6L V6 SUM-G6605R-B

Summit Racing™ Billet Steel Timing Chain and Gear Set for SBC and GM 4.6L V6 SUM-G6605R-B

Timing Chain and Gear Set, True Roller, Double Roller, Billet Steel Sprockets, Chevy, V6/V8 Small Block, Set

Part Number: SUM-G6605R-B

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Cloyes Heavy-Duty Timing Sets C-3023SP

Made in the USA Cloyes Heavy-Duty Timing Sets C-3023SP

Cloyes Heavy-Duty Timing Sets C-3023SP

Timing Chain and Gear Set, Heavy Duty, Double Roller, Iron/Billet Steel Sprockets, Chevy, V6/V8, Set

Part Number: CLO-C3023SP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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King SI-Series Rod Bearings CR 865SI

King SI-Series Rod Bearings CR 865SI

King SI-Series Rod Bearings CR 865SI

Rod Bearings, SI-Series, Silicon Aluminum, Standard Size, Chevy, Set of 8

Part Number: KGB-CR865SI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ATP Timing Covers 103120

ATP Timing Covers 103120

ATP Timing Covers 103120

Timing Cover, 1-Piece, Natural, Chevy, Small Block, Each

Part Number: ATP-103120

Not Yet Reviewed

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Lokar Anchor-Tight Locking Flexible Engine Dipsticks 1220004

Made in the USA Lokar Anchor-Tight Locking Flexible Engine Dipsticks 1220004

Lokar Anchor-Tight Locking Flexible Engine Dipsticks 1220004

Engine Oil Dipstick, Anchor-Tight Locking Flexible, Passenger Side Block Entry, Billet Aluminum, Brite Anodized, Chevy, Small Block, Each

Part Number: LOK-1220004

4.33 out of 5 stars ( 3 )

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Sealed Power A-Series Rod Bearings 2555A 2

Sealed Power A-Series Rod Bearings 2555A 2

Sealed Power A-Series Rod Bearings 2555A 2

Rod Bearing, 0.002 in. Crankshaft Undersize, Bi Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555A2

5.0 out of 5 stars ( 1 )

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Speed-Pro Hypereutectic Pistons H618CP40

Speed-Pro Hypereutectic Pistons H618CP40

Speed-Pro Hypereutectic Pistons H618CP40

Pistons, Hypereutectic, Dome, 4.040 in. Bore, Chevy, Set of 8

Part Number: SLP-H618CP40

Not Yet Reviewed

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Cloyes Quick Button Two-Piece Timing Cover Replacement Plates 9-221B

Made in the USA Cloyes Quick Button Two-Piece Timing Cover Replacement Plates 9-221B

Cloyes Quick Button Two-Piece Timing Cover Replacement Plates 9-221B

Replacement Plate for kits: 9-221, 9-227, 9-231, Each

Part Number: CLO-9-221B

5.0 out of 5 stars ( 5 )

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Mr. Gasket Gold Rocker Arm Nuts 920G

Mr. Gasket Gold Rocker Arm Nuts 920G

Mr. Gasket Gold Rocker Arm Nuts 920G

Rocker Arm Nuts, Stamped Steel Rockers, 3/8 in.-24 Thread, .603 in. Outside Diameter, Set of 16

Part Number: MRG-920G

5.0 out of 5 stars ( 9 )

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Dura-Bond Bellhousing Dowel Pins AD-009-P

Made in the USA Dura-Bond Bellhousing Dowel Pins AD-009-P

Dura-Bond Bellhousing Dowel Pins AD-009-P

Dowel Pin, Bellhousing Alignment, Chevy, Pontiac, Each

Part Number: DUR-AD-009-P

Not Yet Reviewed

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Dayco High Performance V-Belts 15435

Dayco High Performance V-Belts 15435

Dayco High Performance V-Belts 15435

V-Belt, High Performance, 0.440 in. Width, 43.50 in. Length, Each

Part Number: DAC-15435

5.0 out of 5 stars ( 4 )

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Melling Replacement Valve Locks VL-200

Made in the USA Melling Replacement Valve Locks VL-200

Melling Replacement Valve Locks VL-200

Valve Locks, 1-groove, Steel, for 0.341 in. Valve Stem Diameter, Pair

Part Number: MEL-VL-200

5.0 out of 5 stars ( 1 )

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Melling Oil Pump Screen Assemblies 12559

Made in the USA Melling Oil Pump Screen Assemblies 12559

Melling Oil Pump Screen Assemblies 12559

Oil Pickup, Bolt-In, Aftermarket Pan Style, 8.000 in. Pan Depth, Chevy, Small Block, 3/4 in. Tube, Each

Part Number: MEL-12559

5.0 out of 5 stars ( 4 )

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Hayden Oil Filter Relocation Kits 214

Hayden Oil Filter Relocation Kits 214

Hayden Oil Filter Relocation Kits 214

Oil Filter Relocation, 13/16 in., Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: HDA-214

2.5 out of 5 stars ( 4 )

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Summit Racing Speedcard. Synchrony Car Care.

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