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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.

271 - 300 of 491 results

Best Seller
Picture of Cometic 3164V-16 Viton Valve Stem Seal 8mm x 12.3mm x 12mm x 17mm

Cometic 3164V-16 Viton Valve Stem Seal 8mm x 12.3mm x 12mm x 17mm

53 reviews
Part: 3164V-16
$30.02
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5401-060 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.135

Cometic C5401-060 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.135

61 reviews
Part: C5401-060
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5399-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 045

Cometic C5399-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.030 045

5 reviews
Part: C5399-045
Vehicle Specific
$99.90
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5434-036 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

Cometic C5434-036 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.630

16 reviews
Part: C5434-036
Vehicle Specific
$100.59
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5407-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 060 V8

Cometic C5407-060 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 060 V8

31 reviews
Part: C5407-060
Vehicle Specific
$126.80
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5403-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 036

Cometic C5403-036 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.200 036

73 reviews
Part: C5403-036
Vehicle Specific
$96.10
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5474-045 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

Cometic C5474-045 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.080

22 reviews
Part: C5474-045
Vehicle Specific
$102.21
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5407-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.160

Cometic C5407-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.160

9 reviews
Part: C5407-051
Vehicle Specific
$98.99
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5400-030 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.125 030

Cometic C5400-030 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.125 030

38 reviews
Part: C5400-030
Vehicle Specific
$95.19
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5432-027 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

Cometic C5432-027 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.310

51 reviews
Part: C5432-027
Vehicle Specific
$100.59
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5491 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.500

Cometic C5491 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - for 4.500

12 reviews
Part: C5491
Vehicle Specific
$103.73
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5413-030 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.145

Cometic C5413-030 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.145

62 reviews
Part: C5413-030
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5816-036 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.320

Cometic C5816-036 MLS Cylinder Head Gasket for Chevrolet Big Block Mark IV Bore - V8 4.320

74 reviews
Part: C5816-036
Vehicle Specific
$107.16
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5433-051 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-051 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

26 reviews
Part: C5433-051
Vehicle Specific
$103.73
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5247-045 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 045

Cometic C5247-045 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125 045

72 reviews
Part: C5247-045
Vehicle Specific
$102.21
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5246-027 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 Gen-1

Cometic C5246-027 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 Gen-1

32 reviews
Part: C5246-027
Vehicle Specific
$97.42
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic 3164V Viton Valve Stem Seal - 8x12.3x12x17mm

Cometic 3164V Viton Valve Stem Seal - 8x12.3x12x17mm

72 reviews
Part: 3164V
$3.66
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5274-040 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 040

Cometic C5274-040 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.135 040

10 reviews
Part: C5274-040
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5474-070 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.080

Cometic C5474-070 MLS Cylinder Head Gasket Chevy Small Block Bore - for 4.080

24 reviews
Part: C5474-070
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5245-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060 045 V8

Cometic C5245-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.060 045 V8

48 reviews
Part: C5245-045
Vehicle Specific
$101.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-036 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.060

Cometic C5269-036 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.060

68 reviews
Part: C5269-036
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5410-027 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5410-027 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

51 reviews
Part: C5410-027
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5407-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 045

Cometic C5407-045 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.160 045

60 reviews
Part: C5407-045
Vehicle Specific
$98.99
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5537-188 Valve Cover Gasket Chevy Small Block Fiber - V8 Gen-1 188

Cometic C5537-188 Valve Cover Gasket Chevy Small Block Fiber - V8 Gen-1 188

39 reviews
Part: C5537-188
Vehicle Specific
$22.51
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5528-125 Intake Manifold Gasket Set for Chevrolet Gen-1 Small Block V8

Cometic C5528-125 Intake Manifold Gasket Set for Chevrolet Gen-1 Small Block V8

71 reviews
Part: C5528-125
Vehicle Specific
$30.34
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C5390 Valve Cover Gasket Chevy Small Block Fiber - Gen-1 V8

Cometic C5390 Valve Cover Gasket Chevy Small Block Fiber - Gen-1 V8

50 reviews
Part: C5390
Vehicle Specific
$22.51
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5469 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.004

Cometic C5469 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.004

67 reviews
Part: C5469
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5401-045 MLS Head Gasket Small Block Chevy Bore Thick - 4.135 045

Cometic C5401-045 MLS Head Gasket Small Block Chevy Bore Thick - 4.135 045

19 reviews
Part: C5401-045
Vehicle Specific
$98.99
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5433-036 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

Cometic C5433-036 MLS Cylinder Head Gasket Chevy Big Block Bore - for V8 4.570

16 reviews
Part: C5433-036
Vehicle Specific
$100.59
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5400-051 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.125 051

Cometic C5400-051 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.125 051

13 reviews
Part: C5400-051
Vehicle Specific
$98.99
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.