Cometic Harley-Davidson Twin Cam .030 MLS Head Gasket — Fits 1999-2001 Harley-Davidson Models

SKU: CGSC9721
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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.

Watch in action

Cometic Multi-Layer Steel (MLS) Head Gasket for Harley-Davidson Twin Cam

Ensure maximum sealing performance and durability for your Harley-Davidson Twin Cam engine with this premium Multi-Layer Steel (MLS) head gasket from Cometic. Designed with a 0.030-inch thickness, this gasket is engineered to withstand the high pressures and extreme temperatures generated by modern V-Twin engines.

Engineered for Performance and Durability

Cometic MLS head gaskets are the industry standard for high-performance applications. Constructed from multiple layers of embossed stainless steel, they offer superior strength and resilience. The outer layers are coated with a specialized Viton material, providing excellent resistance to heat and chemicals, ensuring a reliable seal even under the most demanding conditions. This advanced construction eliminates the need for sealants, simplifying installation.

Key Features and Benefits:

  • Robust Construction: Multiple stainless steel layers provide exceptional strength and longevity.
  • High-Temperature Resistance: Viton coating ensures a dependable seal in extreme heat.
  • No Sealant Required: Ready for direct installation, saving time and effort.
  • Optimized Thickness: 0.030" thickness is ideal for performance tuning and maintaining compression ratios.
  • Vehicle Specific Design: Engineered for Harley-Davidson Twin Cam engines.

Vehicle Fitment:

This Cometic MLS head gasket is designed for a wide range of Harley-Davidson Twin Cam models from 1999 to 2001, including popular models like the Road King, Electra Glide, Heritage Softail, Fat Boy, and Road Glide. Please verify specific fitment for your year and model.

For reliable engine sealing and peak performance, trust Cometic Gasket. Find this high-quality head gasket and other essential parts for your Harley-Davidson at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2016 Harley-Davidson FLHR Road King Base
2007-2013 Harley-Davidson FLHRC Road King Classic Base
1999-2006 Harley-Davidson FLHRCI Road King Classic Base
2000-2006 Harley-Davidson FLHRI Road King Base
2004-2007 Harley-Davidson FLHRS Road King Custom Base
1999-2000 Harley-Davidson FLHT Electra Glide Standard Base
2003 Harley-Davidson FLHT Electra Glide Standard Base
2006-2009 Harley-Davidson FLHT Electra Glide Standard Base
1999-2005 Harley-Davidson FLHTC Electra Glide Classic Base
2007-2013 Harley-Davidson FLHTC Electra Glide Classic Base
1999-2006 Harley-Davidson FLHTCI Electra Glide Classic Base
2015-2016 Harley-Davidson FLHTKL Ultra Limited Low Base
2014-2016 Harley-Davidson FLHTKSE CVO Limited Base
2006-2016 Harley-Davidson FLHX Street Glide Base
2014-2016 Harley-Davidson FLHXS Street Glide Special Base
2010 Harley-Davidson FLHXSE CVO Street Glide Base
2015-2016 Harley-Davidson FLHXSE CVO Street Glide Base
2012-2016 Harley-Davidson FLS Softail Slim Base
2016 Harley-Davidson FLSS Softail Slim S Base
2006 Harley-Davidson FLST Heritage Softail Base
1999-2016 Harley-Davidson FLSTC Heritage Softail Classic Base
2001-2006 Harley-Davidson FLSTCI Heritage Softail Classic Base
1999-2016 Harley-Davidson FLSTF Fat Boy Base
2010-2016 Harley-Davidson FLSTFB Fat Boy Lo Base
2016 Harley-Davidson FLSTFBS Fat Boy S Base
2001-2006 Harley-Davidson FLSTFI Fat Boy Base
2008-2011 Harley-Davidson FLSTSB Cross Bones Base
2010 Harley-Davidson FLSTSE CVO Softail Convertible Base
1999-2010 Harley-Davidson FLTR Road Glide Base
2016 Harley-Davidson FLTR Road Glide Base
1999-2006 Harley-Davidson FLTRI Road Glide Base
2011-2013 Harley-Davidson FLTRU Road Glide Ultra Base
2016 Harley-Davidson FLTRU Road Glide Ultra Base
2011 Harley-Davidson FLTRUSE CVO Road Glide Ultra Base
2015-2016 Harley-Davidson FLTRUSE CVO Road Glide Ultra Base
2010-2013 Harley-Davidson FLTRX Road Glide Custom Base
2015-2016 Harley-Davidson FLTRXS Road Glide Special Base
2012 Harley-Davidson FLTRXSE CVO Road Glide Custom Base
1999-2010 Harley-Davidson FXD Dyna Super Glide Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
2007-2009 Harley-Davidson FXDL Dyna Low Rider Base
2014-2016 Harley-Davidson FXDL Dyna Low Rider Base
2004-2006 Harley-Davidson FXDLI Dyna Low Rider Base
1999-2008 Harley-Davidson FXDWG Dyna Wide Glide Base
2010-2016 Harley-Davidson FXDWG Dyna Wide Glide Base
2004-2006 Harley-Davidson FXDWGI Dyna Wide Glide Base
1999-2005 Harley-Davidson FXDX Dyna Super Glide Sport Base
2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport Base
1999-2009 Harley-Davidson FXSTB Night Train Base
2001-2006 Harley-Davidson FXSTBI Night Train Base
1999 Harley-Davidson FXSTC Softail Custom Base
2007-2010 Harley-Davidson FXSTC Softail Custom Base
2000-2007 Harley-Davidson FXSTD Softail Deuce Base
2001-2006 Harley-Davidson FXSTDI Softail Deuce Base
2003-2004 Harley-Davidson FXSTDSE Screamin Eagle Softail Deuce Base
2001-2006 Harley-Davidson FXSTI Softail Standard Base
1999-2006 Harley-Davidson FXSTS Springer Softail Base
2001-2006 Harley-Davidson FXSTSI Springer Softail Base
2007 Harley-Davidson FXSTSSE Screamin Eagle Softail Springer Base
2009 Harley-Davidson FXSTSSE3 CVO Softail Springer 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.

Watch in action

Cometic Multi-Layer Steel (MLS) Head Gasket for Harley-Davidson Twin Cam

Ensure maximum sealing performance and durability for your Harley-Davidson Twin Cam engine with this premium Multi-Layer Steel (MLS) head gasket from Cometic. Designed with a 0.030-inch thickness, this gasket is engineered to withstand the high pressures and extreme temperatures generated by modern V-Twin engines.

Engineered for Performance and Durability

Cometic MLS head gaskets are the industry standard for high-performance applications. Constructed from multiple layers of embossed stainless steel, they offer superior strength and resilience. The outer layers are coated with a specialized Viton material, providing excellent resistance to heat and chemicals, ensuring a reliable seal even under the most demanding conditions. This advanced construction eliminates the need for sealants, simplifying installation.

Key Features and Benefits:

  • Robust Construction: Multiple stainless steel layers provide exceptional strength and longevity.
  • High-Temperature Resistance: Viton coating ensures a dependable seal in extreme heat.
  • No Sealant Required: Ready for direct installation, saving time and effort.
  • Optimized Thickness: 0.030" thickness is ideal for performance tuning and maintaining compression ratios.
  • Vehicle Specific Design: Engineered for Harley-Davidson Twin Cam engines.

Vehicle Fitment:

This Cometic MLS head gasket is designed for a wide range of Harley-Davidson Twin Cam models from 1999 to 2001, including popular models like the Road King, Electra Glide, Heritage Softail, Fat Boy, and Road Glide. Please verify specific fitment for your year and model.

For reliable engine sealing and peak performance, trust Cometic Gasket. Find this high-quality head gasket and other essential parts for your Harley-Davidson at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2016 Harley-Davidson FLHR Road King Base
2007-2013 Harley-Davidson FLHRC Road King Classic Base
1999-2006 Harley-Davidson FLHRCI Road King Classic Base
2000-2006 Harley-Davidson FLHRI Road King Base
2004-2007 Harley-Davidson FLHRS Road King Custom Base
1999-2000 Harley-Davidson FLHT Electra Glide Standard Base
2003 Harley-Davidson FLHT Electra Glide Standard Base
2006-2009 Harley-Davidson FLHT Electra Glide Standard Base
1999-2005 Harley-Davidson FLHTC Electra Glide Classic Base
2007-2013 Harley-Davidson FLHTC Electra Glide Classic Base
1999-2006 Harley-Davidson FLHTCI Electra Glide Classic Base
2015-2016 Harley-Davidson FLHTKL Ultra Limited Low Base
2014-2016 Harley-Davidson FLHTKSE CVO Limited Base
2006-2016 Harley-Davidson FLHX Street Glide Base
2014-2016 Harley-Davidson FLHXS Street Glide Special Base
2010 Harley-Davidson FLHXSE CVO Street Glide Base
2015-2016 Harley-Davidson FLHXSE CVO Street Glide Base
2012-2016 Harley-Davidson FLS Softail Slim Base
2016 Harley-Davidson FLSS Softail Slim S Base
2006 Harley-Davidson FLST Heritage Softail Base
1999-2016 Harley-Davidson FLSTC Heritage Softail Classic Base
2001-2006 Harley-Davidson FLSTCI Heritage Softail Classic Base
1999-2016 Harley-Davidson FLSTF Fat Boy Base
2010-2016 Harley-Davidson FLSTFB Fat Boy Lo Base
2016 Harley-Davidson FLSTFBS Fat Boy S Base
2001-2006 Harley-Davidson FLSTFI Fat Boy Base
2008-2011 Harley-Davidson FLSTSB Cross Bones Base
2010 Harley-Davidson FLSTSE CVO Softail Convertible Base
1999-2010 Harley-Davidson FLTR Road Glide Base
2016 Harley-Davidson FLTR Road Glide Base
1999-2006 Harley-Davidson FLTRI Road Glide Base
2011-2013 Harley-Davidson FLTRU Road Glide Ultra Base
2016 Harley-Davidson FLTRU Road Glide Ultra Base
2011 Harley-Davidson FLTRUSE CVO Road Glide Ultra Base
2015-2016 Harley-Davidson FLTRUSE CVO Road Glide Ultra Base
2010-2013 Harley-Davidson FLTRX Road Glide Custom Base
2015-2016 Harley-Davidson FLTRXS Road Glide Special Base
2012 Harley-Davidson FLTRXSE CVO Road Glide Custom Base
1999-2010 Harley-Davidson FXD Dyna Super Glide Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
2007-2009 Harley-Davidson FXDL Dyna Low Rider Base
2014-2016 Harley-Davidson FXDL Dyna Low Rider Base
2004-2006 Harley-Davidson FXDLI Dyna Low Rider Base
1999-2008 Harley-Davidson FXDWG Dyna Wide Glide Base
2010-2016 Harley-Davidson FXDWG Dyna Wide Glide Base
2004-2006 Harley-Davidson FXDWGI Dyna Wide Glide Base
1999-2005 Harley-Davidson FXDX Dyna Super Glide Sport Base
2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport Base
1999-2009 Harley-Davidson FXSTB Night Train Base
2001-2006 Harley-Davidson FXSTBI Night Train Base
1999 Harley-Davidson FXSTC Softail Custom Base
2007-2010 Harley-Davidson FXSTC Softail Custom Base
2000-2007 Harley-Davidson FXSTD Softail Deuce Base
2001-2006 Harley-Davidson FXSTDI Softail Deuce Base
2003-2004 Harley-Davidson FXSTDSE Screamin Eagle Softail Deuce Base
2001-2006 Harley-Davidson FXSTI Softail Standard Base
1999-2006 Harley-Davidson FXSTS Springer Softail Base
2001-2006 Harley-Davidson FXSTSI Springer Softail Base
2007 Harley-Davidson FXSTSSE Screamin Eagle Softail Springer Base
2009 Harley-Davidson FXSTSSE3 CVO Softail Springer 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.

Watch in action

Cometic Multi-Layer Steel (MLS) Head Gasket for Harley-Davidson Twin Cam

Ensure maximum sealing performance and durability for your Harley-Davidson Twin Cam engine with this premium Multi-Layer Steel (MLS) head gasket from Cometic. Designed with a 0.030-inch thickness, this gasket is engineered to withstand the high pressures and extreme temperatures generated by modern V-Twin engines.

Engineered for Performance and Durability

Cometic MLS head gaskets are the industry standard for high-performance applications. Constructed from multiple layers of embossed stainless steel, they offer superior strength and resilience. The outer layers are coated with a specialized Viton material, providing excellent resistance to heat and chemicals, ensuring a reliable seal even under the most demanding conditions. This advanced construction eliminates the need for sealants, simplifying installation.

Key Features and Benefits:

  • Robust Construction: Multiple stainless steel layers provide exceptional strength and longevity.
  • High-Temperature Resistance: Viton coating ensures a dependable seal in extreme heat.
  • No Sealant Required: Ready for direct installation, saving time and effort.
  • Optimized Thickness: 0.030" thickness is ideal for performance tuning and maintaining compression ratios.
  • Vehicle Specific Design: Engineered for Harley-Davidson Twin Cam engines.

Vehicle Fitment:

This Cometic MLS head gasket is designed for a wide range of Harley-Davidson Twin Cam models from 1999 to 2001, including popular models like the Road King, Electra Glide, Heritage Softail, Fat Boy, and Road Glide. Please verify specific fitment for your year and model.

For reliable engine sealing and peak performance, trust Cometic Gasket. Find this high-quality head gasket and other essential parts for your Harley-Davidson at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2016 Harley-Davidson FLHR Road King Base
2007-2013 Harley-Davidson FLHRC Road King Classic Base
1999-2006 Harley-Davidson FLHRCI Road King Classic Base
2000-2006 Harley-Davidson FLHRI Road King Base
2004-2007 Harley-Davidson FLHRS Road King Custom Base
1999-2000 Harley-Davidson FLHT Electra Glide Standard Base
2003 Harley-Davidson FLHT Electra Glide Standard Base
2006-2009 Harley-Davidson FLHT Electra Glide Standard Base
1999-2005 Harley-Davidson FLHTC Electra Glide Classic Base
2007-2013 Harley-Davidson FLHTC Electra Glide Classic Base
1999-2006 Harley-Davidson FLHTCI Electra Glide Classic Base
2015-2016 Harley-Davidson FLHTKL Ultra Limited Low Base
2014-2016 Harley-Davidson FLHTKSE CVO Limited Base
2006-2016 Harley-Davidson FLHX Street Glide Base
2014-2016 Harley-Davidson FLHXS Street Glide Special Base
2010 Harley-Davidson FLHXSE CVO Street Glide Base
2015-2016 Harley-Davidson FLHXSE CVO Street Glide Base
2012-2016 Harley-Davidson FLS Softail Slim Base
2016 Harley-Davidson FLSS Softail Slim S Base
2006 Harley-Davidson FLST Heritage Softail Base
1999-2016 Harley-Davidson FLSTC Heritage Softail Classic Base
2001-2006 Harley-Davidson FLSTCI Heritage Softail Classic Base
1999-2016 Harley-Davidson FLSTF Fat Boy Base
2010-2016 Harley-Davidson FLSTFB Fat Boy Lo Base
2016 Harley-Davidson FLSTFBS Fat Boy S Base
2001-2006 Harley-Davidson FLSTFI Fat Boy Base
2008-2011 Harley-Davidson FLSTSB Cross Bones Base
2010 Harley-Davidson FLSTSE CVO Softail Convertible Base
1999-2010 Harley-Davidson FLTR Road Glide Base
2016 Harley-Davidson FLTR Road Glide Base
1999-2006 Harley-Davidson FLTRI Road Glide Base
2011-2013 Harley-Davidson FLTRU Road Glide Ultra Base
2016 Harley-Davidson FLTRU Road Glide Ultra Base
2011 Harley-Davidson FLTRUSE CVO Road Glide Ultra Base
2015-2016 Harley-Davidson FLTRUSE CVO Road Glide Ultra Base
2010-2013 Harley-Davidson FLTRX Road Glide Custom Base
2015-2016 Harley-Davidson FLTRXS Road Glide Special Base
2012 Harley-Davidson FLTRXSE CVO Road Glide Custom Base
1999-2010 Harley-Davidson FXD Dyna Super Glide Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
2007-2009 Harley-Davidson FXDL Dyna Low Rider Base
2014-2016 Harley-Davidson FXDL Dyna Low Rider Base
2004-2006 Harley-Davidson FXDLI Dyna Low Rider Base
1999-2008 Harley-Davidson FXDWG Dyna Wide Glide Base
2010-2016 Harley-Davidson FXDWG Dyna Wide Glide Base
2004-2006 Harley-Davidson FXDWGI Dyna Wide Glide Base
1999-2005 Harley-Davidson FXDX Dyna Super Glide Sport Base
2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport Base
1999-2009 Harley-Davidson FXSTB Night Train Base
2001-2006 Harley-Davidson FXSTBI Night Train Base
1999 Harley-Davidson FXSTC Softail Custom Base
2007-2010 Harley-Davidson FXSTC Softail Custom Base
2000-2007 Harley-Davidson FXSTD Softail Deuce Base
2001-2006 Harley-Davidson FXSTDI Softail Deuce Base
2003-2004 Harley-Davidson FXSTDSE Screamin Eagle Softail Deuce Base
2001-2006 Harley-Davidson FXSTI Softail Standard Base
1999-2006 Harley-Davidson FXSTS Springer Softail Base
2001-2006 Harley-Davidson FXSTSI Springer Softail Base
2007 Harley-Davidson FXSTSSE Screamin Eagle Softail Springer Base
2009 Harley-Davidson FXSTSSE3 CVO Softail Springer Base

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