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Cometic Honda K20C1/K20C4 .042in HP Cylinder Head Gasket - 88mm Bore
Cometic Gasket
Cometic Gasket

Cometic Honda K20C1/K20C4 .042in HP Cylinder Head Gasket - 88mm Bore

$98.84

On Backorder — Expected to ship by Apr 9, 2026

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Fits 2017-2020 Honda Civic. This Cometic head gasket is .042in thick with an 88mm bore, designed for reliable sealing.

Key Features

  • Fits 2017-2020 Honda Civic, 2019-2021 Acura RDX, and 2018-2020 Honda Accord.
  • This is a Cometic Gasket head gasket, part number C14021-042.
  • Features an 88mm bore size.
  • Has a thickness of .042 inches.
  • Designed for K20C1 and K20C4 engine applications.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits these vehicles

  • Acura RDX 2019-2021
  • Honda Accord 2018-2020
  • Honda Civic 2017-2020

Product Details

Cometic Gasket is known for making well-built sealing solutions for performance and everyday vehicles. This particular head gasket is built for the Honda K20C1 and K20C4 engines found in models like the 2017-2020 Honda Civic, as well as the Acura RDX and Honda Accord. A head gasket is critical for sealing the combustion chamber, oil passages, and coolant passages between the engine block and cylinder head, ensuring proper engine operation and preventing leaks.

This gasket features a thickness of .042 inches and an 88mm bore. These specifications are important for maintaining proper compression ratios and sealing the cylinder walls effectively. It's a solid option if you're rebuilding the top end of your engine or replacing a blown head gasket, aiming for a reliable seal that can handle the demands of your engine.

Specifications

Brand
Cometic Gasket
Manufacturer Part #
C14021-042
UPC
191070576257

Frequently Asked Questions

Cometic Honda K20C1/K20C4 .042in HP Cylinder Head Gasket - 88mm Bore

$98.84