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Chevrolet C20 Engine Gaskets and Seals

Engine gaskets and seals for the Chevrolet C20 span the full 1961–1987 model run, covering cylinder head gaskets, intake manifold gasket sets, and a range of seals in OE-replacement and performance styles. Pick your Chevrolet C20's year above to narrow the list to engine gaskets and seals with confirmed fitment. Every part shown is checked against our vehicle data.

181 - 210 of 644 results

Best Seller Free Shipping
Picture of Cometic C5245-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5245-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

12 reviews
Part: C5245-084
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller
Picture of Dorman 42306 Oil Filler Tube Grommet

Dorman 42306 Oil Filler Tube Grommet

18 reviews
Part: 42306
Vehicle Specific
$4.94
3 left at this price
Picture for manufacturer Dorman
Best Seller
Picture of Victor Reinz JV749 Rear Main Seal Set - Two Piece Rope Packing

Victor Reinz JV749 Rear Main Seal Set - Two Piece Rope Packing

78 reviews
Part: JV749
Vehicle Specific
$39.40
4 left at this price
Picture for manufacturer Victor
Free Shipping
Picture of Cometic C5249-098 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.200

Cometic C5249-098 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.200

16 reviews
Part: C5249-098
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
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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
Free Shipping
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
Free Shipping
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
Free Shipping
Picture of Cometic C5248-089 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-089 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

22 reviews
Part: C5248-089
Vehicle Specific
$136.97
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
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
Free Shipping
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
Free Shipping
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
Free Shipping
Picture of Mr. Gasket High-Performance Engine Head Gaskets

Mr. Gasket High-Performance Engine Head Gaskets

64 reviews
Vehicle Specific
from $50
2 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
$119.18
4 left at this price
Picture for manufacturer Cometic
Free Shipping
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
Free Shipping
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
Free Shipping
Picture of SKF Crankshaft Seal

SKF Crankshaft Seal

13 reviews
Vehicle Specific
from $13
In Stock (10+)
Picture for manufacturer SKF
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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
In Stock (5)
Picture for manufacturer SKF
Free Shipping
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
Free Shipping
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
Free Shipping
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
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
Free Shipping
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
$93.39
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
Free Shipping
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+)
Picture for manufacturer Fel-Pro
View Options
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

What's here for your Chevrolet C20

  • Engine cylinder head gaskets — single gaskets in rubber and composite materials for various positions
  • Engine intake manifold gasket sets — multi-piece kits covering front and rear sealing points
  • Performance and OE-replacement gasket options across the range

The widest selection here comes from Cometic, Victor, MAHLE, and Speedmaster, each offering distinct lines of engine sealing components for the Chevrolet C20. Other categories Chevrolet C20 owners shop for: Chevrolet C20 Exhaust Hardware, Chevrolet C20 Exhaust Gaskets and Seals and Chevrolet C20 Exhaust Brackets and Hangers, or browse all Chevrolet C20 parts and accessories.