My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE
Categories
  • Tire and Wheel
  • RV & Marine
  • Suspension
  • Tools and Equipment
  • Body
  • Transmission
  • Brake
  • Accessories and Fluids
  • Engine
  • Electrical, Charging and Starting
  • Driveline and Axles
  • Belts and Cooling
  • Air and Fuel Delivery
  • Home Improvement
  • HVAC
  • Electrical, Lighting and Body
  • Exhaust
  • Steering
  • Powersports & Motorcycle
  • Ignition
  • Emission Control
  • Entertainment and Telematics
  • Wiper and Washer
  • Hardware and Service Supplies
  • Transfer Case
  • Multifunction Terms
  • Lawn & Garden
Manufacturers
View all
Want to receive promotions and offers?

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.

241 - 270 of 495 results

Best Seller Free Shipping
Picture of Cometic C5271-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for Gen-1 V8 4.125

Cometic C5271-027 MLS Cylinder Head Gasket Chevy Small Block Bore - for Gen-1 V8 4.125

74 reviews
Part: C5271-027
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5270-036 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

Cometic C5270-036 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

36 reviews
Part: C5270-036
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Best Seller Free Shipping
Picture of Cometic C5411-086 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

Cometic C5411-086 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.060

7 reviews
Part: C5411-086
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5404-027 MLS Head Gasket Chevy Small Block Bore Thick - 4.030 027

Cometic C5404-027 MLS Head Gasket Chevy Small Block Bore Thick - 4.030 027

62 reviews
Part: C5404-027
Vehicle Specific
$95.19
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5246-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5246-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

78 reviews
Part: C5246-023
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-098 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

52 reviews
Part: C5273-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5413-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.145

Cometic C5413-051 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.145

30 reviews
Part: C5413-051
Vehicle Specific
$104.33
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5411-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5411-080 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

19 reviews
Part: C5411-080
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15439-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.185

Cometic C15439-056 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.185

15 reviews
Part: C15439-056
Vehicle Specific
$127.71
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5246-089 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

Cometic C5246-089 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

47 reviews
Part: C5246-089
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5249-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5249-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

43 reviews
Part: C5249-084
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5031-052 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5031-052 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

57 reviews
Part: C5031-052
Vehicle Specific
$152.06
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5270-080 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

Cometic C5270-080 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.100

32 reviews
Part: C5270-080
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5269-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5269-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

78 reviews
Part: C5269-023
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5246-038 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

Cometic C5246-038 MLS Cylinder Head Gasket Bore Chevy Small Block - 4.100 V8

47 reviews
Part: C5246-038
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5407-070 MLS Cylinder Head Gasket 4.160" Bore .070" Thickness Chevy Small Block

Cometic C5407-070 MLS Cylinder Head Gasket 4.160" Bore .070" Thickness Chevy Small Block

79 reviews
Part: C5407-070
Vehicle Specific
$112.64
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5331-023 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

Cometic C5331-023 MLS Cylinder Head Gasket Chevy Big Block Mark IV Bore - 4.630

70 reviews
Part: C5331-023
Vehicle Specific
$108.07
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5403-095 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.200 095

Cometic C5403-095 Chevy Small Block MLS Head Gasket Bore Thick - V8 4.200 095

24 reviews
Part: C5403-095
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-120 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-120 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

48 reviews
Part: C5273-120
Vehicle Specific
$231.78
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

Cometic C5273-032 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.200

16 reviews
Part: C5273-032
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5273-092 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

Cometic C5273-092 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

67 reviews
Part: C5273-092
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5399-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.030 098

Cometic C5399-098 MLS Head Gasket Chevy Small Block Bore Thick - 4.030 098

26 reviews
Part: C5399-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5272-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

Cometic C5272-075 MLS Cylinder Head Gasket Chevy Small Block Bore - V8 4.165

65 reviews
Part: C5272-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5248-102 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-102 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

65 reviews
Part: C5248-102
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5699-045 MLS Cylinder Head Gasket for Chevrolet Gen-3 Inline 6, 4.125" Bore, .045" Thick

Cometic C5699-045 MLS Cylinder Head Gasket for Chevrolet Gen-3 Inline 6, 4.125" Bore, .045" Thick

47 reviews
Part: C5699-045
Vehicle Specific
$180.11
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5215-120 MLS Cylinder Head Gasket Bore Thick - 4.270 120

Cometic C5215-120 MLS Cylinder Head Gasket Bore Thick - 4.270 120

7 reviews
Part: C5215-120
Vehicle Specific
$228.77
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5403-098 MLS Cylinder Head Gasket 4.200" Bore .098" Thick Chevy SBC

Cometic C5403-098 MLS Cylinder Head Gasket 4.200" Bore .098" Thick Chevy SBC

68 reviews
Part: C5403-098
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5786-051 Chevy Small Block Head Gasket MLX Bore - V8 051 4.220

Cometic C5786-051 Chevy Small Block Head Gasket MLX Bore - V8 051 4.220

8 reviews
Part: C5786-051
Vehicle Specific
$125.67
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5248-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

Cometic C5248-084 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.165

61 reviews
Part: C5248-084
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5247-089 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125

Cometic C5247-089 MLS Cylinder Head Gasket Chevy Small Block Bore - 4.125

32 reviews
Part: C5247-089
Vehicle Specific
$140.10
Ships from manufacturer
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.