*item may differ from images
The Wiseco team has led the powersports performance industry through eras and technological advancements, including the rise of high-performance 4-stroke engines. Today, Wiseco's forged 4-stroke pistons are engineered for specific engine applications and manufactured to the tightest tolerances, offering unparalleled performance and strength. Wiseco 4-stroke pistons are proven across all levels of riding and are available for a wide range of models.
- Improved tensile strength of forged material optimizes strength and service life
- Optimized compression ratio to fit your build and performance goals
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Designed and built specifically for each V-Twin engine platform
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- Wrist pin, rings and circlips included
- 3.937 in. Bore, 10:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2012 | Harley-Davidson | FLD Switchback | Base |
| 1999-2014 | 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 |
| 2004-2006 | Harley-Davidson | FLHRSI Road King Custom | Base |
| 1999-2000,2003,2006-2009 | Harley-Davidson | FLHT Electra Glide Standard | Base |
| 1999-2005,2007-2013 | Harley-Davidson | FLHTC Electra Glide Classic | Base |
| 1999-2006 | Harley-Davidson | FLHTCI Electra Glide Classic | Base |
| 2000-2001,2004 | Harley-Davidson | FLHTCSE Screamin Eagle Electra Glide | Base |
| 2007-2014 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic | Base |
| 1999-2006 | Harley-Davidson | FLHTCUI Electra Glide Ultra Classic | Base |
| 2009-2013 | Harley-Davidson | FLHTCUTG Tri Glide Ultra Classic | Base |
| 2014 | Harley-Davidson | FLHTKSE CVO Limited | Base |
| 2006-2014 | Harley-Davidson | FLHX Street Glide | Base |
| 2006 | Harley-Davidson | FLHXI Street Glide | Base |
| 2014 | Harley-Davidson | FLHXS Street Glide Special | Base |
| 2010 | Harley-Davidson | FLHXSE CVO Street Glide | Base |
| 2010-2011 | Harley-Davidson | FLHXXX Street Glide Trike | Base |
| 2012-2014 | Harley-Davidson | FLS Softail Slim | Base |
| 2006 | Harley-Davidson | FLST Heritage Softail | Base |
| 1999-2014 | Harley-Davidson | FLSTC Heritage Softail Classic | Base |
| 2001-2006 | Harley-Davidson | FLSTCI Heritage Softail Classic | Base |
| 1999-2014 | Harley-Davidson | FLSTF Fat Boy | Base |
| 2010-2014 | Harley-Davidson | FLSTFB Fat Boy Lo | 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 |
| 1999-2006 | Harley-Davidson | FLTRI Road Glide | Base |
| 2011-2013 | Harley-Davidson | FLTRU Road Glide Ultra | Base |
| 2011 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra | Base |
| 2010-2013 | Harley-Davidson | FLTRX Road Glide Custom | Base |
| 2012 | Harley-Davidson | FLTRXSE CVO Road Glide Custom | Base |
| 2008-2009 | Harley-Davidson | FXCW Rocker | Base |
| 2008-2011 | Harley-Davidson | FXCWC Rocker C | Base |
| 1999-2010 | Harley-Davidson | FXD Dyna Super Glide | Base |
| 1999-2005,2007-2009,2014 | Harley-Davidson | FXDL Dyna Low Rider | Base |
| 2004-2006 | Harley-Davidson | FXDLI Dyna Low Rider | Base |
| 1999-2008,2010-2014 | 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 | Harley-Davidson | FXR2 | Base |
| 1999 | Harley-Davidson | FXR3 | Base |
| 2000 | Harley-Davidson | FXR4 | Base |
| 2011-2013 | Harley-Davidson | FXS Blackline | Base |
| 2013-2014 | Harley-Davidson | FXSB Breakout | Base |
| 2013-2014 | Harley-Davidson | FXSBSE CVO Breakout | Base |
| 1999-2009 | Harley-Davidson | FXSTB Night Train | Base |
| 2001-2006 | Harley-Davidson | FXSTBI Night Train | Base |
| 1999,2007-2010 | 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 |