Kuryakyn Crankcase Breather Kit for Harley Davidson Evolution & Twin Cam Models (1993-2017) – Part No. 9920

Included with our Hypercharger Kits for Twin Cam models, this breather kit installs between the air cleaner and the carb support bracket. The stock breather bolts and vent hoses are reused.

• Installs between air cleaner and carb support bracket using stock breather bolts and vent hoses, included with Hypercharger kits for Twin Cam
• Includes all components needed for routing crankcase breathers on 1993-2017 Evolution and Twin Cam models, except Magneti-Marelli EFI bikes
• Reduces oil mist buildup in the air filter to help maintain engine efficiency and cleanliness
• Easy installation, reusing stock breather bolts and vent hoses for a secure fit

Upgrade your Harley Davidson motorcycle with the Kuryakyn Crankcase Breather Kit, designed for models from 1993 to 2017, excluding Magneti-Marelli EFI bikes. This kit installs between the air cleaner and the carb support bracket, utilizing the stock breather bolts and vent hoses for a seamless and secure fit. Its straightforward installation process allows you to reuse existing hardware, minimizing downtime and complexity. Once installed, this breather kit effectively reduces oil mist buildup within the air filter, helping to maintain optimal engine efficiency and cleanliness over time. Proper venting of crankcase gases is essential for engine health, and this kit provides a reliable solution compatible with a variety of Harley Davidson models, including Softail, Heritage Springer, and Road King series. Constructed with quality components, it ensures durability and consistent performance, making it a valuable addition to your motorcycle maintenance routine. Whether you're customizing your bike or performing routine upgrades, this breather kit is designed to help maintain engine cleanliness and performance while preserving the original look of your Harley Davidson motorcycle.

Features:

• Installs between air cleaner and carb support bracket using stock hardware, ensuring a secure fit

• Includes all necessary components for routing crankcase breathers on 1993-2017 Harley Davidson Evolution and Twin Cam models

• Reduces oil mist buildup in the air filter, supporting engine efficiency and cleanliness

• Easy installation by reusing stock breather bolts and vent hoses

• Designed specifically for Harley Davidson models excluding Magneti-Marelli EFI bikes

Fits 1993 Harley Davidson FLHS Electra Glide Sport 1993 Harley Davidson FLHTC Electra Glide Classic 1993 Harley Davidson FLHTCU Electra Glide Ultra Classic 1993 Harley Davidson FLSTC Heritage Softail Classic 1993 Harley Davidson FLSTF Fat Boy 1993 Harley Davidson FXST Softail Standard 1993 Harley Davidson FXSTC Softail Custom 1993 Harley Davidson FXSTS Springer Softail 1994 Harley Davidson FLHTC Electra Glide Classic 1994 Harley Davidson FLHTCU Electra Glide Ultra Classic 1994 Harley Davidson FLSTC Heritage Softail Classic 1994 Harley Davidson FLSTF Fat Boy 1994 Harley Davidson FLSTN Heritage Softail Special 1994 Harley Davidson FXST Softail Standard 1994 Harley Davidson FXSTC Softail Custom 1994 Harley Davidson FXSTS Springer Softail 1995 Harley Davidson FLHT Electra Glide Standard 1995 Harley Davidson FLHTC Electra Glide Classic 1995 Harley Davidson FLHTCU Electra Glide Ultra Classic 1995 Harley Davidson FLHTCUI Electra Glide Ultra Classic 1995 Harley Davidson FLSTC Heritage Softail Classic 1995 Harley Davidson FLSTF Fat Boy 1995 Harley Davidson FLSTN Heritage Softail Special 1995 Harley Davidson FXST Softail Standard 1995 Harley Davidson FXSTC Softail Custom 1995 Harley Davidson FXSTS Springer Softail 1995 Harley Davidson FXSTSB Bad Boy 1996 Harley Davidson FLHRI Road King 1996 Harley Davidson FLHT Electra Glide Standard 1996 Harley Davidson FLHTC Electra Glide Classic 1996 Harley Davidson FLHTCI Electra Glide Classic 1996 Harley Davidson FLHTCU Electra Glide Ultra Classic 1996 Harley Davidson FLHTCUI Electra Glide Ultra Classic 1996 Harley Davidson FLSTC Heritage Softail Classic 1996 Harley Davidson FLSTF Fat Boy 1996 Harley Davidson FLSTN Heritage Softail Special 1996 Harley Davidson FLTCUI Tour Glide Ultra Classic 1996 Harley Davidson FXST Softail Standard 1996 Harley Davidson FXSTC Softail Custom 1996 Harley Davidson FXSTS Springer Softail 1996 Harley Davidson FXSTSB Bad Boy 1997 Harley Davidson FLHR Road King 1997 Harley Davidson FLHRI Road King 1997 Harley Davidson FLHT Electra Glide Standard 1997 Harley Davidson FLHTC Electra Glide Classic 1997 Harley Davidson FLHTCI Electra Glide Classic 1997 Harley Davidson FLHTCU Electra Glide Ultra Classic 1997 Harley Davidson FLHTCUI Electra Glide Ultra Classic 1997 Harley Davidson FLSTC Heritage Softail Classic 1997 Harley Davidson FLSTF Fat Boy 1997 Harley Davidson FLSTS Heritage Springer 1997 Harley Davidson FXST Softail Standard 1997 Harley Davidson FXSTC Softail Custom 1997 Harley Davidson FXSTS Springer Softail 1997 Harley Davidson FXSTSB Bad Boy 1998 Harley Davidson FLHR Road King 1998 Harley Davidson FLHRCI Road King Classic 1998 Harley Davidson FLHT Electra Glide Standard 1998 Harley Davidson FLHTC Electra Glide Classic 1998 Harley Davidson FLHTCI Electra Glide Classic 1998 Harley Davidson FLHTCUI Electra Glide Ultra Classic 1998 Harley Davidson FLSTC Heritage Softail Classic 1998 Harley Davidson FLSTF Fat Boy 1998 Harley Davidson FLSTS Heritage Springer 1998 Harley Davidson FLTR Road Glide 1998 Harley Davidson FLTRI Road Glide 1998 Harley Davidson FXST Softail Standard 1998 Harley Davidson FXSTC Softail Custom 1998 Harley Davidson FXSTS Springer Softail 1999 Harley Davidson FLHR Road King 1999 Harley Davidson FLHRCI Road King Classic 1999 Harley Davidson FLHT Electra Glide Standard 1999 Harley Davidson FLHTC Electra Glide Classic 1999 Harley Davidson FLHTCI Electra Glide Classic 1999 Harley Davidson FLHTCUI Electra Glide Ultra Classic 1999 Harley Davidson FLSTC Heritage Softail Classic 1999 Harley Davidson FLSTF Fat Boy 1999 Harley Davidson FLSTS Heritage Springer 1999 Harley Davidson FLTR Road Glide 1999 Harley Davidson FLTRI Road Glide 1999 Harley Davidson FXST Softail Standard 1999 Harley Davidson FXSTB Night Train 1999 Harley Davidson FXSTC Softail Custom 1999 Harley Davidson FXSTS Springer Softail 2000 Harley Davidson FLHR Road King 2000 Harley Davidson FLHRCI Road King Classic 2000 Harley Davidson FLHRI Road King 2000 Harley Davidson FLHT Electra Glide Standard 2000 Harley Davidson FLHTC Electra Glide Classic 2000 Harley Davidson FLHTCI Electra Glide Classic 2000 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2000 Harley Davidson FLSTC Heritage Softail Classic 2000 Harley Davidson FLSTF Fat Boy 2000 Harley Davidson FLSTS Heritage Springer 2000 Harley Davidson FLTR Road Glide 2000 Harley Davidson FLTRI Road Glide 2000 Harley Davidson FXST Softail Standard 2000 Harley Davidson FXSTB Night Train 2000 Harley Davidson FXSTD Softail Deuce 2000 Harley Davidson FXSTS Springer Softail 2001 Harley Davidson FLHR Road King 2001 Harley Davidson FLHRCI Road King Classic 2001 Harley Davidson FLHRI Road King 2001 Harley Davidson FLHT Electra Glide Standard 2001 Harley Davidson FLHTC Electra Glide Classic 2001 Harley Davidson FLHTCI Electra Glide Classic 2001 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2001 Harley Davidson FLSTC Heritage Softail Classic 2001 Harley Davidson FLSTCI Heritage Softail Classic 2001 Harley Davidson FLSTF Fat Boy 2001 Harley Davidson FLSTFI Fat Boy 2001 Harley Davidson FLSTS Heritage Springer 2001 Harley Davidson FLSTSI Heritage Springer 2001 Harley Davidson FLTR Road Glide 2001 Harley Davidson FLTRI Road Glide 2001 Harley Davidson FXST Softail Standard 2001 Harley Davidson FXSTB Night Train 2001 Harley Davidson FXSTBI Night Train 2001 Harley Davidson FXSTD Softail Deuce 2001 Harley Davidson FXSTDI Softail Deuce 2001 Harley Davidson FXSTI Softail Standard 2001 Harley Davidson FXSTS Springer Softail 2001 Harley Davidson FXSTSI Springer Softail 2002 Harley Davidson FLHR Road King 2002 Harley Davidson FLHRCI Road King Classic 2002 Harley Davidson FLHRI Road King 2002 Harley Davidson FLHRSEI Screamin Eagle Road King 2002 Harley Davidson FLHT Electra Glide Standard 2002 Harley Davidson FLHTC Electra Glide Classic 2002 Harley Davidson FLHTCI Electra Glide Classic 2002 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2002 Harley Davidson FLSTC Heritage Softail Classic 2002 Harley Davidson FLSTCI Heritage Softail Classic 2002 Harley Davidson FLSTF Fat Boy 2002 Harley Davidson FLSTFI Fat Boy 2002 Harley Davidson FLSTS Heritage Springer 2002 Harley Davidson FLSTSI Heritage Springer 2002 Harley Davidson FLTR Road Glide 2002 Harley Davidson FLTRI Road Glide 2002 Harley Davidson FXST Softail Standard 2002 Harley Davidson FXSTB Night Train 2002 Harley Davidson FXSTBI Night Train 2002 Harley Davidson FXSTD Softail Deuce 2002 Harley Davidson FXSTDI Softail Deuce 2002 Harley Davidson FXSTI Softail Standard 2002 Harley Davidson FXSTS Springer Softail 2002 Harley Davidson FXSTSI Springer Softail 2003 Harley Davidson FLHR Road King 2003 Harley Davidson FLHRCI Road King Classic 2003 Harley Davidson FLHRI Road King 2003 Harley Davidson FLHT Electra Glide Standard 2003 Harley Davidson FLHTC Electra Glide Classic 2003 Harley Davidson FLHTCI Electra Glide Classic 2003 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2003 Harley Davidson FLHTI Electra Glide Standard 2003 Harley Davidson FLSTC Heritage Softail Classic 2003 Harley Davidson FLSTCI Heritage Softail Classic 2003 Harley Davidson FLSTF Fat Boy 2003 Harley Davidson FLSTFI Fat Boy 2003 Harley Davidson FLSTS Heritage Springer 2003 Harley Davidson FLSTSI Heritage Springer 2003 Harley Davidson FLTR Road Glide 2003 Harley Davidson FLTRI Road Glide 2003 Harley Davidson FXST Softail Standard 2003 Harley Davidson FXSTB Night Train 2003 Harley Davidson FXSTBI Night Train 2003 Harley Davidson FXSTD Softail Deuce 2003 Harley Davidson FXSTDI Softail Deuce 2003 Harley Davidson FXSTDSE Screamin Eagle Softail Deuce 2003 Harley Davidson FXSTI Softail Standard 2003 Harley Davidson FXSTS Springer Softail 2003 Harley Davidson FXSTSI Springer Softail 2004 Harley Davidson FLHR Road King 2004 Harley Davidson FLHRCI Road King Classic 2004 Harley Davidson FLHRI Road King 2004 Harley Davidson FLHRS Road King Custom 2004 Harley Davidson FLHT Electra Glide Standard 2004 Harley Davidson FLHTC Electra Glide Classic 2004 Harley Davidson FLHTCI Electra Glide Classic 2004 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2004 Harley Davidson FLHTI Electra Glide Standard 2004 Harley Davidson FLSTC Heritage Softail Classic 2004 Harley Davidson FLSTCI Heritage Softail Classic 2004 Harley Davidson FLSTF Fat Boy 2004 Harley Davidson FLSTFI Fat Boy 2004 Harley Davidson FLSTS Heritage Springer 2004 Harley Davidson FLTR Road Glide 2004 Harley Davidson FLTRI Road Glide 2004 Harley Davidson FXST Softail Standard 2004 Harley Davidson FXSTB Night Train 2004 Harley Davidson FXSTBI Night Train 2004 Harley Davidson FXSTD Softail Deuce 2004 Harley Davidson FXSTDI Softail Deuce 2004 Harley Davidson FXSTDSE Screamin Eagle Softail Deuce 2004 Harley Davidson FXSTI Softail Standard 2004 Harley Davidson FXSTS Springer Softail 2004 Harley Davidson FXSTSI Springer Softail 2005 Harley Davidson FLHR Road King 2005 Harley Davidson FLHRCI Road King Classic 2005 Harley Davidson FLHRI Road King 2005 Harley Davidson FLHRS Road King Custom 2005 Harley Davidson FLHT Electra Glide Standard 2005 Harley Davidson FLHTC Electra Glide Classic 2005 Harley Davidson FLHTCI Electra Glide Classic 2005 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2005 Harley Davidson FLHTI Electra Glide Standard 2005 Harley Davidson FLSTC Heritage Softail Classic 2005 Harley Davidson FLSTCI Heritage Softail Classic 2005 Harley Davidson FLSTF Fat Boy 2005 Harley Davidson FLSTFI Fat Boy 2005 Harley Davidson FLSTN Softail Deluxe 2005 Harley Davidson FLSTS Heritage Springer 2005 Harley Davidson FLSTSC Softail Springer Classic 2005 Harley Davidson FLTR Road Glide 2005 Harley Davidson FLTRI Road Glide 2005 Harley Davidson FXST Softail Standard 2005 Harley Davidson FXSTB Night Train 2005 Harley Davidson FXSTBI Night Train 2005 Harley Davidson FXSTD Softail Deuce 2005 Harley Davidson FXSTDI Softail Deuce 2005 Harley Davidson FXSTI Softail Standard 2005 Harley Davidson FXSTS Springer Softail 2005 Harley Davidson FXSTSI Springer Softail 2006 Harley Davidson FLHR Road King 2006 Harley Davidson FLHRCI Road King Classic 2006 Harley Davidson FLHRI Road King 2006 Harley Davidson FLHRS Road King Custom 2006 Harley Davidson FLHT Electra Glide Standard 2006 Harley Davidson FLHTCI Electra Glide Classic 2006 Harley Davidson FLHTCUI Electra Glide Ultra Classic 2006 Harley Davidson FLHTI Electra Glide Standard 2006 Harley Davidson FLHX Street Glide 2006 Harley Davidson FLST Heritage Softail 2006 Harley Davidson FLSTC Heritage Softail Classic 2006 Harley Davidson FLSTCI Heritage Softail Classic 2006 Harley Davidson FLSTF Fat Boy 2006 Harley Davidson FLSTFI Fat Boy 2006 Harley Davidson FLSTN Softail Deluxe 2006 Harley Davidson FLSTS Heritage Springer 2006 Harley Davidson FLSTSC Softail Springer Classic 2006 Harley Davidson FLTR Road Glide 2006 Harley Davidson FLTRI Road Glide 2006 Harley Davidson FXST Softail Standard 2006 Harley Davidson FXSTB Night Train 2006 Harley Davidson FXSTBI Night Train 2006 Harley Davidson FXSTD Softail Deuce 2006 Harley Davidson FXSTDI Softail Deuce 2006 Harley Davidson FXSTI Softail Standard 2006 Harley Davidson FXSTS Springer Softail 2006 Harley Davidson FXSTSI Springer Softail 2007 Harley Davidson FLHR Road King 2007 Harley Davidson FLHRC Road King Classic 2007 Harley Davidson FLHRS Road King Custom 2007 Harley Davidson FLHT Electra Glide Standard 2007 Harley Davidson FLHTC Electra Glide Classic 2007 Harley Davidson FLHTCU Electra Glide Ultra Classic 2007 Harley Davidson FLHX Street Glide 2007 Harley Davidson FLSTC Heritage Softail Classic 2007 Harley Davidson FLSTF Fat Boy 2007 Harley Davidson FLSTN Softail Deluxe 2007 Harley Davidson FLSTS Heritage Springer 2007 Harley Davidson FLSTSC Softail Springer Classic 2007 Harley Davidson FLTR Road Glide 2007 Harley Davidson FXST Softail Standard 2007 Harley Davidson FXSTB Night Train 2007 Harley Davidson FXSTC Softail Custom 2007 Harley Davidson FXSTD Softail Deuce 2008 Harley Davidson FLSTC Heritage Softail Classic 2008 Harley Davidson FLSTF Fat Boy 2008 Harley Davidson FLSTN Softail Deluxe 2008 Harley Davidson FLSTSB Cross Bones 2008 Harley Davidson FXST Softail Standard 2008 Harley Davidson FXSTB Night Train 2008 Harley Davidson FXSTC Softail Custom 2009 Harley Davidson FLSTC Heritage Softail Classic 2009 Harley Davidson FLSTF Fat Boy 2009 Harley Davidson FLSTN Softail Deluxe 2009 Harley Davidson FLSTSB Cross Bones 2009 Harley Davidson FXST Softail Standard 2009 Harley Davidson FXSTB Night Train 2009 Harley Davidson FXSTC Softail Custom 2010 Harley Davidson FLSTC Heritage Softail Classic 2010 Harley Davidson FLSTF Fat Boy 2010 Harley Davidson FLSTFB Fat Boy Lo 2010 Harley Davidson FLSTN Softail Deluxe 2010 Harley Davidson FLSTSB Cross Bones 2010 Harley Davidson FLSTSE CVO Softail Convertible 2010 Harley Davidson FXSTC Softail Custom 2011 Harley Davidson FLSTC Heritage Softail Classic 2011 Harley Davidson FLSTF Fat Boy 2011 Harley Davidson FLSTFB Fat Boy Lo 2011 Harley Davidson FLSTN Softail Deluxe 2011 Harley Davidson FLSTSB Cross Bones 2011 Harley Davidson FLSTSE CVO Softail Convertible 2012 Harley Davidson FLSTC Heritage Softail Classic 2012 Harley Davidson FLSTF Fat Boy 2012 Harley Davidson FLSTFB Fat Boy Lo 2012 Harley Davidson FLSTN Softail Deluxe 2012 Harley Davidson FLSTSE CVO Softail Convertible 2013 Harley Davidson FLSTC Heritage Softail Classic 2013 Harley Davidson FLSTF Fat Boy 2013 Harley Davidson FLSTFB Fat Boy Lo 2013 Harley Davidson FLSTN Softail Deluxe 2014 Harley Davidson FLSTC Heritage Softail Classic 2014 Harley Davidson FLSTF Fat Boy 2014 Harley Davidson FLSTFB Fat Boy Lo 2014 Harley Davidson FLSTN Softail Deluxe 2014 Harley Davidson FLSTNSE CVO Softail Deluxe 2015 Harley Davidson FLSTC Heritage Softail Classic 2015 Harley Davidson FLSTF Fat Boy 2015 Harley Davidson FLSTFB Fat Boy Lo 2015 Harley Davidson FLSTN Softail Deluxe 2015 Harley Davidson FLSTNSE CVO Softail Deluxe