Cometic HD Shovelhead Big Bore Head Gasket (.032" Copper) — Fits Harley-Davidson

SKU: CGSC9713
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Cometic Heavy-Duty Shovelhead Big Bore Head Gasket

Ensure a reliable seal for your Shovelhead big bore engine with this Heavy-Duty Head Gasket from Cometic Gasket. Precision-engineered from high-quality copper, this gasket features a thickness of .032 inches, making it ideal for big bore applications where precise compression ratios and a robust seal are critical. Cometic Gasket is renowned for its commitment to quality and performance, providing gaskets that meet the demands of high-performance V-twin engines.

Premium Gasket Features:

  • Material: High-quality copper construction for excellent sealing properties and heat resistance.
  • Thickness: .032 inches, specifically designed for big bore engine configurations.
  • Application: Engineered for Harley-Davidson Shovelhead engines with 3-5/8 inch big bore cylinders.
  • Durability: Built to withstand the high temperatures and pressures of performance V-twin engines.
  • Reliable Sealing: Provides a dependable seal to maintain compression and prevent leaks.

This head gasket is designed to fit a wide range of Harley-Davidson models from the late 1970s through the mid-1980s that utilize the Shovelhead engine with a 3-5/8 inch big bore configuration. Models include various Electra Glide, Tour Glide, Low Rider, Wide Glide, and Sport Glide variants. Proper installation is key to achieving optimal performance and longevity. Trust Cometic Gasket for your engine's sealing needs.

Find the right gasket for your Harley-Davidson at GGCRACING!

Vehicle Fitment

Years Make Model Trim
1980-1984 Harley-Davidson FLHS Electra Glide Sport Base
1980-1983 Harley-Davidson FLT Tour Glide Base
1982-1984 Harley-Davidson FXRS Low Glide Base
1983-1984 Harley-Davidson FXRT Sport Glide Base
1977-1982 Harley-Davidson FXS Low Rider Base
1983-1984 Harley-Davidson FXSB Low Rider - Belt Base
1980-1984 Harley-Davidson FXWG Wide Glide Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Cometic Heavy-Duty Shovelhead Big Bore Head Gasket

Ensure a reliable seal for your Shovelhead big bore engine with this Heavy-Duty Head Gasket from Cometic Gasket. Precision-engineered from high-quality copper, this gasket features a thickness of .032 inches, making it ideal for big bore applications where precise compression ratios and a robust seal are critical. Cometic Gasket is renowned for its commitment to quality and performance, providing gaskets that meet the demands of high-performance V-twin engines.

Premium Gasket Features:

  • Material: High-quality copper construction for excellent sealing properties and heat resistance.
  • Thickness: .032 inches, specifically designed for big bore engine configurations.
  • Application: Engineered for Harley-Davidson Shovelhead engines with 3-5/8 inch big bore cylinders.
  • Durability: Built to withstand the high temperatures and pressures of performance V-twin engines.
  • Reliable Sealing: Provides a dependable seal to maintain compression and prevent leaks.

This head gasket is designed to fit a wide range of Harley-Davidson models from the late 1970s through the mid-1980s that utilize the Shovelhead engine with a 3-5/8 inch big bore configuration. Models include various Electra Glide, Tour Glide, Low Rider, Wide Glide, and Sport Glide variants. Proper installation is key to achieving optimal performance and longevity. Trust Cometic Gasket for your engine's sealing needs.

Find the right gasket for your Harley-Davidson at GGCRACING!

Vehicle Fitment

Years Make Model Trim
1980-1984 Harley-Davidson FLHS Electra Glide Sport Base
1980-1983 Harley-Davidson FLT Tour Glide Base
1982-1984 Harley-Davidson FXRS Low Glide Base
1983-1984 Harley-Davidson FXRT Sport Glide Base
1977-1982 Harley-Davidson FXS Low Rider Base
1983-1984 Harley-Davidson FXSB Low Rider - Belt Base
1980-1984 Harley-Davidson FXWG Wide Glide Base

Product Details

Product Description

About Cometic Gasket

Cometic Gasket is the world leader in custom multi-layer steel head gaskets for performance and motorsport engines. From off-the-shelf MLS for popular platforms to bespoke gaskets for race-only builds, Cometic seals everything from Honda B-series to LSX.

Cometic Heavy-Duty Shovelhead Big Bore Head Gasket

Ensure a reliable seal for your Shovelhead big bore engine with this Heavy-Duty Head Gasket from Cometic Gasket. Precision-engineered from high-quality copper, this gasket features a thickness of .032 inches, making it ideal for big bore applications where precise compression ratios and a robust seal are critical. Cometic Gasket is renowned for its commitment to quality and performance, providing gaskets that meet the demands of high-performance V-twin engines.

Premium Gasket Features:

  • Material: High-quality copper construction for excellent sealing properties and heat resistance.
  • Thickness: .032 inches, specifically designed for big bore engine configurations.
  • Application: Engineered for Harley-Davidson Shovelhead engines with 3-5/8 inch big bore cylinders.
  • Durability: Built to withstand the high temperatures and pressures of performance V-twin engines.
  • Reliable Sealing: Provides a dependable seal to maintain compression and prevent leaks.

This head gasket is designed to fit a wide range of Harley-Davidson models from the late 1970s through the mid-1980s that utilize the Shovelhead engine with a 3-5/8 inch big bore configuration. Models include various Electra Glide, Tour Glide, Low Rider, Wide Glide, and Sport Glide variants. Proper installation is key to achieving optimal performance and longevity. Trust Cometic Gasket for your engine's sealing needs.

Find the right gasket for your Harley-Davidson at GGCRACING!

Vehicle Fitment

Years Make Model Trim
1980-1984 Harley-Davidson FLHS Electra Glide Sport Base
1980-1983 Harley-Davidson FLT Tour Glide Base
1982-1984 Harley-Davidson FXRS Low Glide Base
1983-1984 Harley-Davidson FXRT Sport Glide Base
1977-1982 Harley-Davidson FXS Low Rider Base
1983-1984 Harley-Davidson FXSB Low Rider - Belt Base
1980-1984 Harley-Davidson FXWG Wide Glide Base

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