Twin Power 99-17 Twin Cam Big Twin Rocker Box Gasket Kit — Fits Harley-Davidson

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SKU: TWP043193
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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 TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power 1999-2017 Harley-Davidson Twin Cam Big Twin Rocker Box Gasket Kit

Maintain the integrity of your Harley-Davidson Twin Cam engine with this high-quality Rocker Box Gasket Kit from Twin Power. Designed for 1999-2017 Big Twin models, this kit provides the essential gaskets needed to ensure a proper seal and prevent oil leaks from the rocker boxes.

Reliable Sealing for Your Twin Cam

Rocker box gaskets are critical for containing oil within the upper part of the engine and preventing external leaks. Over time, these gaskets can degrade, leading to messy oil seepage and potential performance issues. This Twin Power kit offers a direct replacement solution, utilizing durable materials engineered to withstand engine heat and pressure.

  • Comprehensive Kit: Includes all necessary gaskets for a complete rocker box seal on your Twin Cam engine.
  • Wide Fitment: Specifically designed for a vast range of Harley-Davidson Twin Cam Big Twin models from 1999 to 2017, including popular lines like Road King, Electra Glide, Softail, and Dyna.
  • Durable Construction: Made from premium materials to ensure longevity and resistance to oil and heat.
  • OEM Quality: Engineered to meet or exceed original equipment specifications for a perfect fit and reliable performance.
  • Prevent Leaks: Effectively seals rocker boxes to keep oil where it belongs and maintain a clean engine.

Keep your Twin Cam engine performing at its best and looking clean with this essential rocker box gasket kit. Trust Twin Power for quality replacement parts.

Upgrade your engine's reliability with this Twin Power Rocker Box Gasket Kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2017 Harley-Davidson FLHR Road King Base
2007-2017 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
2002 Harley-Davidson FLHRSEI Screamin Eagle Road King Base
1999-2009 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
2007-2017 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1999-2006 Harley-Davidson FLHTCUI Electra Glide Ultra Classic Base
2015-2016 Harley-Davidson FLHTCUL Electra Glide Ultra Classic Low Base
2009-2013 Harley-Davidson FLHTCUTG Tri Glide Ultra Classic Base
2003-2006 Harley-Davidson FLHTI Electra Glide Standard Base
2015-2017 Harley-Davidson FLHTKL Ultra Limited Low Base
2014-2017 Harley-Davidson FLHTKSE CVO Limited Base
2006-2017 Harley-Davidson FLHX Street Glide Base
2014-2017 Harley-Davidson FLHXS Street Glide Special Base
2010-2012 Harley-Davidson FLHXSE CVO Street Glide Base
2015-2017 Harley-Davidson FLHXSE CVO Street Glide Base
2010-2011 Harley-Davidson FLHXXX Street Glide Trike Base
2015-2017 Harley-Davidson FLRT Freewheeler Base
2006 Harley-Davidson FLST Heritage Softail Base
1999-2017 Harley-Davidson FLSTC Heritage Softail Classic Base
2001-2006 Harley-Davidson FLSTCI Heritage Softail Classic Base
1999-2017 Harley-Davidson FLSTF Fat Boy Base
2010-2017 Harley-Davidson FLSTFB Fat Boy Lo Base
2016-2017 Harley-Davidson FLSTFBS Fat Boy S Base
2001-2006 Harley-Davidson FLSTFI Fat Boy Base
2005-2017 Harley-Davidson FLSTN Softail Deluxe Base
2014-2015 Harley-Davidson FLSTNSE CVO Softail Deluxe Base
1999-2007 Harley-Davidson FLSTS Heritage Springer Base
2008-2011 Harley-Davidson FLSTSB Cross Bones Base
2005-2007 Harley-Davidson FLSTSC Softail Springer Classic Base
2010-2012 Harley-Davidson FLSTSE CVO Softail Convertible Base
2001-2003 Harley-Davidson FLSTSI Heritage Springer Base
1999-2013 Harley-Davidson FLTR Road Glide Base
2015-2016 Harley-Davidson FLTR Road Glide Base
1999-2006 Harley-Davidson FLTRI Road Glide Base
2009-2017 Harley-Davidson FLTRSE3 CVO Road Glide Base
2011-2017 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
2015-2017 Harley-Davidson FLTRX Road Glide Base
2010-2013 Harley-Davidson FLTRX Road Glide Custom Base
2015-2017 Harley-Davidson FLTRXS Road Glide Special Base
2012 Harley-Davidson FLTRXSE CVO Road Glide Custom Base
1999-2013 Harley-Davidson FXD Dyna Super Glide Base
2007-2017 Harley-Davidson FXDB Street Bob Base
2006 Harley-Davidson FXDBI Street Bob Base
2005 Harley-Davidson FXDC Super Glide Custom Base
2007-2014 Harley-Davidson FXDC Super Glide Custom Base
2005-2006 Harley-Davidson FXDCI Super Glide Custom Base
2008-2017 Harley-Davidson FXDF Fat Bob Base
2009-2010 Harley-Davidson FXDFSE CVO Dyna Fat Bob Base
2006 Harley-Davidson FXDI Dyna Super Glide Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
2007-2017 Harley-Davidson FXDL Dyna Low Rider Base
2004-2006 Harley-Davidson FXDLI Dyna Low Rider Base

…and 16 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power 1999-2017 Harley-Davidson Twin Cam Big Twin Rocker Box Gasket Kit

Maintain the integrity of your Harley-Davidson Twin Cam engine with this high-quality Rocker Box Gasket Kit from Twin Power. Designed for 1999-2017 Big Twin models, this kit provides the essential gaskets needed to ensure a proper seal and prevent oil leaks from the rocker boxes.

Reliable Sealing for Your Twin Cam

Rocker box gaskets are critical for containing oil within the upper part of the engine and preventing external leaks. Over time, these gaskets can degrade, leading to messy oil seepage and potential performance issues. This Twin Power kit offers a direct replacement solution, utilizing durable materials engineered to withstand engine heat and pressure.

  • Comprehensive Kit: Includes all necessary gaskets for a complete rocker box seal on your Twin Cam engine.
  • Wide Fitment: Specifically designed for a vast range of Harley-Davidson Twin Cam Big Twin models from 1999 to 2017, including popular lines like Road King, Electra Glide, Softail, and Dyna.
  • Durable Construction: Made from premium materials to ensure longevity and resistance to oil and heat.
  • OEM Quality: Engineered to meet or exceed original equipment specifications for a perfect fit and reliable performance.
  • Prevent Leaks: Effectively seals rocker boxes to keep oil where it belongs and maintain a clean engine.

Keep your Twin Cam engine performing at its best and looking clean with this essential rocker box gasket kit. Trust Twin Power for quality replacement parts.

Upgrade your engine's reliability with this Twin Power Rocker Box Gasket Kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2017 Harley-Davidson FLHR Road King Base
2007-2017 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
2002 Harley-Davidson FLHRSEI Screamin Eagle Road King Base
1999-2009 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
2007-2017 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1999-2006 Harley-Davidson FLHTCUI Electra Glide Ultra Classic Base
2015-2016 Harley-Davidson FLHTCUL Electra Glide Ultra Classic Low Base
2009-2013 Harley-Davidson FLHTCUTG Tri Glide Ultra Classic Base
2003-2006 Harley-Davidson FLHTI Electra Glide Standard Base
2015-2017 Harley-Davidson FLHTKL Ultra Limited Low Base
2014-2017 Harley-Davidson FLHTKSE CVO Limited Base
2006-2017 Harley-Davidson FLHX Street Glide Base
2014-2017 Harley-Davidson FLHXS Street Glide Special Base
2010-2012 Harley-Davidson FLHXSE CVO Street Glide Base
2015-2017 Harley-Davidson FLHXSE CVO Street Glide Base
2010-2011 Harley-Davidson FLHXXX Street Glide Trike Base
2015-2017 Harley-Davidson FLRT Freewheeler Base
2006 Harley-Davidson FLST Heritage Softail Base
1999-2017 Harley-Davidson FLSTC Heritage Softail Classic Base
2001-2006 Harley-Davidson FLSTCI Heritage Softail Classic Base
1999-2017 Harley-Davidson FLSTF Fat Boy Base
2010-2017 Harley-Davidson FLSTFB Fat Boy Lo Base
2016-2017 Harley-Davidson FLSTFBS Fat Boy S Base
2001-2006 Harley-Davidson FLSTFI Fat Boy Base
2005-2017 Harley-Davidson FLSTN Softail Deluxe Base
2014-2015 Harley-Davidson FLSTNSE CVO Softail Deluxe Base
1999-2007 Harley-Davidson FLSTS Heritage Springer Base
2008-2011 Harley-Davidson FLSTSB Cross Bones Base
2005-2007 Harley-Davidson FLSTSC Softail Springer Classic Base
2010-2012 Harley-Davidson FLSTSE CVO Softail Convertible Base
2001-2003 Harley-Davidson FLSTSI Heritage Springer Base
1999-2013 Harley-Davidson FLTR Road Glide Base
2015-2016 Harley-Davidson FLTR Road Glide Base
1999-2006 Harley-Davidson FLTRI Road Glide Base
2009-2017 Harley-Davidson FLTRSE3 CVO Road Glide Base
2011-2017 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
2015-2017 Harley-Davidson FLTRX Road Glide Base
2010-2013 Harley-Davidson FLTRX Road Glide Custom Base
2015-2017 Harley-Davidson FLTRXS Road Glide Special Base
2012 Harley-Davidson FLTRXSE CVO Road Glide Custom Base
1999-2013 Harley-Davidson FXD Dyna Super Glide Base
2007-2017 Harley-Davidson FXDB Street Bob Base
2006 Harley-Davidson FXDBI Street Bob Base
2005 Harley-Davidson FXDC Super Glide Custom Base
2007-2014 Harley-Davidson FXDC Super Glide Custom Base
2005-2006 Harley-Davidson FXDCI Super Glide Custom Base
2008-2017 Harley-Davidson FXDF Fat Bob Base
2009-2010 Harley-Davidson FXDFSE CVO Dyna Fat Bob Base
2006 Harley-Davidson FXDI Dyna Super Glide Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
2007-2017 Harley-Davidson FXDL Dyna Low Rider Base
2004-2006 Harley-Davidson FXDLI Dyna Low Rider Base

…and 16 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About TwinPower

TwinPower engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full TwinPower lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Twin Power 1999-2017 Harley-Davidson Twin Cam Big Twin Rocker Box Gasket Kit

Maintain the integrity of your Harley-Davidson Twin Cam engine with this high-quality Rocker Box Gasket Kit from Twin Power. Designed for 1999-2017 Big Twin models, this kit provides the essential gaskets needed to ensure a proper seal and prevent oil leaks from the rocker boxes.

Reliable Sealing for Your Twin Cam

Rocker box gaskets are critical for containing oil within the upper part of the engine and preventing external leaks. Over time, these gaskets can degrade, leading to messy oil seepage and potential performance issues. This Twin Power kit offers a direct replacement solution, utilizing durable materials engineered to withstand engine heat and pressure.

  • Comprehensive Kit: Includes all necessary gaskets for a complete rocker box seal on your Twin Cam engine.
  • Wide Fitment: Specifically designed for a vast range of Harley-Davidson Twin Cam Big Twin models from 1999 to 2017, including popular lines like Road King, Electra Glide, Softail, and Dyna.
  • Durable Construction: Made from premium materials to ensure longevity and resistance to oil and heat.
  • OEM Quality: Engineered to meet or exceed original equipment specifications for a perfect fit and reliable performance.
  • Prevent Leaks: Effectively seals rocker boxes to keep oil where it belongs and maintain a clean engine.

Keep your Twin Cam engine performing at its best and looking clean with this essential rocker box gasket kit. Trust Twin Power for quality replacement parts.

Upgrade your engine's reliability with this Twin Power Rocker Box Gasket Kit from GGCRACING.

Vehicle Fitment

Years Make Model Trim
1999-2017 Harley-Davidson FLHR Road King Base
2007-2017 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
2002 Harley-Davidson FLHRSEI Screamin Eagle Road King Base
1999-2009 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
2007-2017 Harley-Davidson FLHTCU Electra Glide Ultra Classic Base
1999-2006 Harley-Davidson FLHTCUI Electra Glide Ultra Classic Base
2015-2016 Harley-Davidson FLHTCUL Electra Glide Ultra Classic Low Base
2009-2013 Harley-Davidson FLHTCUTG Tri Glide Ultra Classic Base
2003-2006 Harley-Davidson FLHTI Electra Glide Standard Base
2015-2017 Harley-Davidson FLHTKL Ultra Limited Low Base
2014-2017 Harley-Davidson FLHTKSE CVO Limited Base
2006-2017 Harley-Davidson FLHX Street Glide Base
2014-2017 Harley-Davidson FLHXS Street Glide Special Base
2010-2012 Harley-Davidson FLHXSE CVO Street Glide Base
2015-2017 Harley-Davidson FLHXSE CVO Street Glide Base
2010-2011 Harley-Davidson FLHXXX Street Glide Trike Base
2015-2017 Harley-Davidson FLRT Freewheeler Base
2006 Harley-Davidson FLST Heritage Softail Base
1999-2017 Harley-Davidson FLSTC Heritage Softail Classic Base
2001-2006 Harley-Davidson FLSTCI Heritage Softail Classic Base
1999-2017 Harley-Davidson FLSTF Fat Boy Base
2010-2017 Harley-Davidson FLSTFB Fat Boy Lo Base
2016-2017 Harley-Davidson FLSTFBS Fat Boy S Base
2001-2006 Harley-Davidson FLSTFI Fat Boy Base
2005-2017 Harley-Davidson FLSTN Softail Deluxe Base
2014-2015 Harley-Davidson FLSTNSE CVO Softail Deluxe Base
1999-2007 Harley-Davidson FLSTS Heritage Springer Base
2008-2011 Harley-Davidson FLSTSB Cross Bones Base
2005-2007 Harley-Davidson FLSTSC Softail Springer Classic Base
2010-2012 Harley-Davidson FLSTSE CVO Softail Convertible Base
2001-2003 Harley-Davidson FLSTSI Heritage Springer Base
1999-2013 Harley-Davidson FLTR Road Glide Base
2015-2016 Harley-Davidson FLTR Road Glide Base
1999-2006 Harley-Davidson FLTRI Road Glide Base
2009-2017 Harley-Davidson FLTRSE3 CVO Road Glide Base
2011-2017 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
2015-2017 Harley-Davidson FLTRX Road Glide Base
2010-2013 Harley-Davidson FLTRX Road Glide Custom Base
2015-2017 Harley-Davidson FLTRXS Road Glide Special Base
2012 Harley-Davidson FLTRXSE CVO Road Glide Custom Base
1999-2013 Harley-Davidson FXD Dyna Super Glide Base
2007-2017 Harley-Davidson FXDB Street Bob Base
2006 Harley-Davidson FXDBI Street Bob Base
2005 Harley-Davidson FXDC Super Glide Custom Base
2007-2014 Harley-Davidson FXDC Super Glide Custom Base
2005-2006 Harley-Davidson FXDCI Super Glide Custom Base
2008-2017 Harley-Davidson FXDF Fat Bob Base
2009-2010 Harley-Davidson FXDFSE CVO Dyna Fat Bob Base
2006 Harley-Davidson FXDI Dyna Super Glide Base
1999-2005 Harley-Davidson FXDL Dyna Low Rider Base
2007-2017 Harley-Davidson FXDL Dyna Low Rider Base
2004-2006 Harley-Davidson FXDLI Dyna Low Rider Base

…and 16 additional fitments. Contact us to confirm yours.

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