Cometic 84-91 Harley-Davidson Evo Top End Kit .030" HG

SKU: CGSC9851
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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 84-91 Harley-Davidson Evo Top End Rebuild Kit

Revitalize your classic Harley-Davidson Evolution (Evo) engine with the Cometic 84-91 Top End Rebuild Kit. Featuring a precisely measured .030" head gasket, this kit is designed to ensure optimal compression and performance for your V-twin. Cometic Gasket is dedicated to manufacturing innovative, high-quality gaskets that maximize your engine's power and ensure long-term reliability.

Engineered for Classic Evos:

  • Specifically designed for Harley-Davidson Evolution (Evo) engines from 1984-1991
  • Includes a .030" head gasket for precise tuning
  • High-quality materials provide superior sealing and durability
  • Essential for top-end engine rebuilds and maintenance
  • Built to withstand demanding V-twin operating conditions

Cometic's commitment to quality is evident in their USA-made products, utilizing American-manufactured materials. This top-end rebuild kit is crucial for maintaining the integrity and performance of your classic Harley. Whether you're restoring a vintage machine or upgrading for enhanced power, trust Cometic Gasket for dependable sealing solutions.

Invest in the performance and longevity of your classic Harley. Experience the difference that quality American-made components make for your ride.

GGCRACING is your premier destination for high-performance motorcycle parts.

Vehicle Fitment

Years Make Model Trim
1984 Harley-Davidson FLHS Electra Glide Sport Base
1987-1991 Harley-Davidson FLHS Electra Glide Sport Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1991 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1991 Harley-Davidson FLSTF Fat Boy Base
1984-1991 Harley-Davidson FXRS Low Glide Base
1984-1991 Harley-Davidson FXRT Sport Glide Base
1984-1991 Harley-Davidson FXST Softail Standard Base
1986-1991 Harley-Davidson FXSTC Softail Custom Base
1988-1991 Harley-Davidson FXSTS Springer Softail 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 84-91 Harley-Davidson Evo Top End Rebuild Kit

Revitalize your classic Harley-Davidson Evolution (Evo) engine with the Cometic 84-91 Top End Rebuild Kit. Featuring a precisely measured .030" head gasket, this kit is designed to ensure optimal compression and performance for your V-twin. Cometic Gasket is dedicated to manufacturing innovative, high-quality gaskets that maximize your engine's power and ensure long-term reliability.

Engineered for Classic Evos:

  • Specifically designed for Harley-Davidson Evolution (Evo) engines from 1984-1991
  • Includes a .030" head gasket for precise tuning
  • High-quality materials provide superior sealing and durability
  • Essential for top-end engine rebuilds and maintenance
  • Built to withstand demanding V-twin operating conditions

Cometic's commitment to quality is evident in their USA-made products, utilizing American-manufactured materials. This top-end rebuild kit is crucial for maintaining the integrity and performance of your classic Harley. Whether you're restoring a vintage machine or upgrading for enhanced power, trust Cometic Gasket for dependable sealing solutions.

Invest in the performance and longevity of your classic Harley. Experience the difference that quality American-made components make for your ride.

GGCRACING is your premier destination for high-performance motorcycle parts.

Vehicle Fitment

Years Make Model Trim
1984 Harley-Davidson FLHS Electra Glide Sport Base
1987-1991 Harley-Davidson FLHS Electra Glide Sport Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1991 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1991 Harley-Davidson FLSTF Fat Boy Base
1984-1991 Harley-Davidson FXRS Low Glide Base
1984-1991 Harley-Davidson FXRT Sport Glide Base
1984-1991 Harley-Davidson FXST Softail Standard Base
1986-1991 Harley-Davidson FXSTC Softail Custom Base
1988-1991 Harley-Davidson FXSTS Springer Softail 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 84-91 Harley-Davidson Evo Top End Rebuild Kit

Revitalize your classic Harley-Davidson Evolution (Evo) engine with the Cometic 84-91 Top End Rebuild Kit. Featuring a precisely measured .030" head gasket, this kit is designed to ensure optimal compression and performance for your V-twin. Cometic Gasket is dedicated to manufacturing innovative, high-quality gaskets that maximize your engine's power and ensure long-term reliability.

Engineered for Classic Evos:

  • Specifically designed for Harley-Davidson Evolution (Evo) engines from 1984-1991
  • Includes a .030" head gasket for precise tuning
  • High-quality materials provide superior sealing and durability
  • Essential for top-end engine rebuilds and maintenance
  • Built to withstand demanding V-twin operating conditions

Cometic's commitment to quality is evident in their USA-made products, utilizing American-manufactured materials. This top-end rebuild kit is crucial for maintaining the integrity and performance of your classic Harley. Whether you're restoring a vintage machine or upgrading for enhanced power, trust Cometic Gasket for dependable sealing solutions.

Invest in the performance and longevity of your classic Harley. Experience the difference that quality American-made components make for your ride.

GGCRACING is your premier destination for high-performance motorcycle parts.

Vehicle Fitment

Years Make Model Trim
1984 Harley-Davidson FLHS Electra Glide Sport Base
1987-1991 Harley-Davidson FLHS Electra Glide Sport Base
1986-1990 Harley-Davidson FLST Heritage Softail Base
1988-1991 Harley-Davidson FLSTC Heritage Softail Classic Base
1990-1991 Harley-Davidson FLSTF Fat Boy Base
1984-1991 Harley-Davidson FXRS Low Glide Base
1984-1991 Harley-Davidson FXRT Sport Glide Base
1984-1991 Harley-Davidson FXST Softail Standard Base
1986-1991 Harley-Davidson FXSTC Softail Custom Base
1988-1991 Harley-Davidson FXSTS Springer Softail Base

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