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Chevrolet K20 Engine Gaskets and Seals

Engine gaskets and seals for the Chevrolet K20 cover model years 1975 through 1986, with options ranging from cylinder head gaskets to intake manifold gasket sets. Choose your model year above and this page keeps only the engine gaskets and seals that fit your Chevrolet K20. Each listing is matched to our vehicle fitment data before it appears here.

181 - 210 of 635 results

Best Seller Free Shipping
Picture of Cometic C5248-098 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5248-098 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

14 reviews
Part: C5248-098
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5248-092 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

Cometic C5248-092 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

39 reviews
Part: C5248-092
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5248-095 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5248-095 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

76 reviews
Part: C5248-095
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-070 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 070 4.060

Cometic C5245-070 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 070 4.060

49 reviews
Part: C5245-070
Vehicle Specific
$126.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5245-066 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.060

Cometic C5245-066 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.060

63 reviews
Part: C5245-066
Vehicle Specific
$126.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5248-075 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.165

Cometic C5248-075 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.165

77 reviews
Part: C5248-075
Vehicle Specific
$126.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5248-056 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5248-056 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

20 reviews
Part: C5248-056
Vehicle Specific
$126.68
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Mr. Gasket High-Performance Engine Head Gaskets

Mr. Gasket High-Performance Engine Head Gaskets

64 reviews
Vehicle Specific
from $50
1 left at this price
Picture for manufacturer Mr. Gasket
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Picture of Cometic C5249-075 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

Cometic C5249-075 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

31 reviews
Part: C5249-075
Vehicle Specific
$119.29
4 left at this price
Picture for manufacturer Cometic
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Picture of Cometic C5246-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.100

Cometic C5246-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.100

54 reviews
Part: C5246-075
Vehicle Specific
$126.70
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5249-089 MLS Head Gasket Chevy Small Block Bore Thick - 4.200 089

Cometic C5249-089 MLS Head Gasket Chevy Small Block Bore Thick - 4.200 089

21 reviews
Part: C5249-089
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of SKF Crankshaft Seal

SKF Crankshaft Seal

13 reviews
Vehicle Specific
from $13
In Stock (10+)
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Picture of SKF 37026 Radial Shaft Seal with Spring

SKF 37026 Radial Shaft Seal with Spring

18 reviews
Part: 37026
Vehicle Specific
$16.50
In Stock (10+)
Picture for manufacturer SKF
Picture of SKF 99364 Crankshaft Repair Sleeve

SKF 99364 Crankshaft Repair Sleeve

14 reviews
Part: 99364
Vehicle Specific
$27.08
4 left at this price
Picture for manufacturer SKF
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Picture of Cometic C5404-040 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 040 V8

Cometic C5404-040 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 040 V8

68 reviews
Part: C5404-040
Vehicle Specific
$95.07
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-030 MLS Head Gasket Small Block Chevy Bore Thick - 4.200 030

Cometic C5403-030 MLS Head Gasket Small Block Chevy Bore Thick - 4.200 030

39 reviews
Part: C5403-030
Vehicle Specific
$97.27
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5247-036 MLS Cylinder Head Gasket 4.125" Bore Chevy SBC Small Block

Cometic C5247-036 MLS Cylinder Head Gasket 4.125" Bore Chevy SBC Small Block

18 reviews
Part: C5247-036
Vehicle Specific
$97.27
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Dorman 42305 Engine Oil Filler Tube Grommet

Dorman 42305 Engine Oil Filler Tube Grommet

63 reviews
Part: 42305
Vehicle Specific
$6.20
In Stock (10+)
Picture for manufacturer Dorman
Picture of Mr. Gasket 5851 Ultra-Seal Intake Manifold Gaskets

Mr. Gasket 5851 Ultra-Seal Intake Manifold Gaskets

58 reviews
Part: 5851
Vehicle Specific
$59.35
In Stock (10+)
Picture for manufacturer Mr. Gasket
Picture of Cometic C5650 Timing Cover Gasket Kit for Chevy Big Block Mark IV Gen V V8

Cometic C5650 Timing Cover Gasket Kit for Chevy Big Block Mark IV Gen V V8

6 reviews
Part: C5650
Vehicle Specific
$23.72
In Stock (10+)
Picture for manufacturer Cometic
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Picture of Cometic C5376 Timing Cover Seal for Chevrolet Small Block - Gen-1 V8

Cometic C5376 Timing Cover Seal for Chevrolet Small Block - Gen-1 V8

59 reviews
Part: C5376
Vehicle Specific
$93.51
1 left at this price
Picture for manufacturer Cometic
Picture of Cometic C5530 Gen-1 Small Block Chevy Timing Cover Gasket Kit with Seal

Cometic C5530 Gen-1 Small Block Chevy Timing Cover Gasket Kit with Seal

5 reviews
Part: C5530
Vehicle Specific
$19.12
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5261-031 Timing Cover Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5261-031 Timing Cover Gasket for Chevrolet Small Block - Gen-1 V8

38 reviews
Part: C5261-031
Vehicle Specific
$15.17
1 left at this price
Picture for manufacturer Cometic
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Picture of Fel-Pro Intake to Exhaust Manifold Gaskets

Fel-Pro Intake to Exhaust Manifold Gaskets

12 reviews
Vehicle Specific
from $4
In Stock (10+)
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Picture of Cometic C5680 Rear Main Seal Kit for Chevrolet Gen-1 90° V6 & Small Block V8

Cometic C5680 Rear Main Seal Kit for Chevrolet Gen-1 90° V6 & Small Block V8

26 reviews
Part: C5680
Vehicle Specific
$23.13
In Stock (10+)
Picture for manufacturer Cometic
Picture of Cometic C5345-031 Timing Cover Gasket for Chevrolet Big Block - V8

Cometic C5345-031 Timing Cover Gasket for Chevrolet Big Block - V8

48 reviews
Part: C5345-031
Vehicle Specific
$22.51
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Victor 95128SG Intake Manifold Gasket Nitroseal Material

Victor 95128SG Intake Manifold Gasket Nitroseal Material

78 reviews
Part: 95128SG
Vehicle Specific
$103.87
1 left at this price
Picture for manufacturer Victor
Picture of Victor Reinz B7354 Engine Intake to Exhaust Gasket

Victor Reinz B7354 Engine Intake to Exhaust Gasket

15 reviews
Part: B7354
Vehicle Specific
$4.34
Ships from manufacturer
Picture for manufacturer Victor
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Picture of COMP Cams PTFE Valve Stem Seal for Guide Stem

COMP Cams PTFE Valve Stem Seal for Guide Stem

51 reviews
Vehicle Specific
from $9
In Stock (10+)
Picture for manufacturer COMP Cams
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Picture of Cometic C5249-140 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

Cometic C5249-140 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 V8

72 reviews
Part: C5249-140
Vehicle Specific
$228.64
Ships from manufacturer
Picture for manufacturer Cometic

What's here for your Chevrolet K20

  • Engine cylinder head gaskets, including OE replacement and performance styles
  • Engine intake manifold gasket sets
  • Front and rear seals in rubber and composite materials
  • Complete gasket kits covering multiple sealing points

The widest selection of engine gaskets and seals for the Chevrolet K20 here comes from Cometic, Victor, MAHLE, and Speedmaster. Other categories Chevrolet K20 owners shop for: Chevrolet K20 Body Frame Parts, Chevrolet K20 Springs and Suspension Parts and Chevrolet K20 Steering Gear and Parts, or browse all Chevrolet K20 parts and accessories.