MR103 Cam Kit
$399.95
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MR103 Cam Kit
$399.95
- Bolt-in camshaft for 103” engines with stock 8.7:1 compression ratio up to 10.5:1 compression ratio
- Works with stock, un-ported heads, but is great for S&S CNC ported heads
- More power across rpm range best results from 2500 rpm - 5500 rpm
- Made in the USA
- Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.
- A hydraulic press and other professional-level tools are required for installation.
- S&S recommends that adjustable pushrod/covers be used.
- Camshaft bearings and gaskets must be replaced when installing new camshafts.
Fitment Guide
| Year | Make | Model |
|---|---|---|
| 2012 | Harley-Davidson | FLHXSE3 CVO Street Glide |
| 2007 | Harley-Davidson | Softail Rocker FXCW |
| 2007 | Harley-Davidson | Softail Rocker C FXCWC |
| 2017 | Harley-Davidson | FLSTF Fat Boy |
| 2017 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2017 | Harley-Davidson | FLSTN Softail Deluxe |
| 2016 | Harley-Davidson | FLHR Road King |
| 2016 | Harley-Davidson | FLHTK Ultra Limited |
| 2016 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2016 | Harley-Davidson | FLS Softail Slim |
| 2016 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2016 | Harley-Davidson | FLTRXS Road Glide Special |
| 2016 | Harley-Davidson | FXSB Breakout |
| 2015 | Harley-Davidson | FLHR Road King |
| 2015 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2015 | Harley-Davidson | FLHTCUL Electra Glide Ultra Classic Low |
| 2015 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2015 | Harley-Davidson | FLS Softail Slim |
| 2015 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2015 | Harley-Davidson | FLSTN Softail Deluxe |
| 2014 | Harley-Davidson | FLHR Road King |
| 2014 | Harley-Davidson | FLHTK Electra Glide Ultra Limited |
| 2014 | Harley-Davidson | FLHX Street Glide |
| 2014 | Harley-Davidson | FLS Softail Slim |
| 2014 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2013 | Harley-Davidson | FLHTCUSE8 CVO Ultra Classic Electra Glide |
| 2013 | Harley-Davidson | FLS Softail Slim |
| 2013 | Harley-Davidson | FLSTF Fat Boy |
| 2013 | Harley-Davidson | FLTRX Road Glide Custom |
| 2013 | Harley-Davidson | FXS Blackline |
| 2012 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2012 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2012 | Harley-Davidson | FXS Blackline |
| 2011 | Harley-Davidson | FLHTK Electra Glide Ultra Limited |
| 2011 | Harley-Davidson | FLHTK Ultra Limited |
| 2011 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2011 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2011 | Harley-Davidson | FLSTN Softail Deluxe |
| 2011 | Harley-Davidson | FLSTSE2 CVO Softail Convertible |
| 2011 | Harley-Davidson | FXS Blackline |
| 2010 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2010 | Harley-Davidson | FLHTK Electra Glide Ultra Limited |
| 2010 | Harley-Davidson | FLHTK Ultra Limited |
| 2010 | Harley-Davidson | FLHX Street Glide |
| 2010 | Harley-Davidson | FLHXSE CVO Street Glide |
| 2010 | Harley-Davidson | FLSTF Fat Boy |
| 2010 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2010 | Harley-Davidson | FLSTSE CVO Softail Convertible |
| 2009 | Harley-Davidson | FLHR Road King |
| 2009 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2009 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2009 | Harley-Davidson | FLHTCUSE4 CVO Ultra Classic Electra Glide |
| 2009 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2009 | Harley-Davidson | FXSTB Night Train |
| 2008 | Harley-Davidson | FLHRC Road King Classic |
| 2008 | Harley-Davidson | FLHT Electra Glide Standard |
| 2008 | Harley-Davidson | FXCW Rocker |
| 2008 | Harley-Davidson | FXSTC Softail Custom |
| 2007 | Harley-Davidson | FLHTCUSE2 Screamin Eagle Ultra Classic Electra Glide |
| 2007 | Harley-Davidson | FXSTC Softail Custom |
| 2007 | Harley-Davidson | FXSTD Softail Deuce |
| 2006 | Harley-Davidson | FXD Dyna Super Glide |
| 2006 | Harley-Davidson | FXDI35 Dyna 35th Anniversary Super Glide |
| 2006 | Harley-Davidson | FXDWGI Dyna Wide Glide |
| 2009 | Harley-Davidson | Fat Boy Lo FLSTFB |
| 2009 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2014 | Harley-Davidson | Road King Police FLHP |
| 2007 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2012 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2016 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2014 | Harley-Davidson | CVO Road King FLHRSE |
| 2015 | Harley-Davidson | Road King Police FLHP |
| 2006 | Harley-Davidson | Low Rider FXDL |
| 2013 | Harley-Davidson | Road King Classic FLHRC |
| 2014 | Harley-Davidson | Electra Glide Ultra Classic Low FLHTCUL |
| 2012 | Harley-Davidson | FLHTCUSE7 CVO Ultra Classic Electra Glide |
| 2012 | Harley-Davidson | FLTRXSE CVO Road Glide |
| 2017 | Harley-Davidson | FLSTFBS Fat Boy S |
| 2017 | Harley-Davidson | FXSB Breakout |
| 2016 | Harley-Davidson | FLHTCUL Electra Glide Ultra Classic Low |
| 2016 | Harley-Davidson | FLHX Street Glide |
| 2016 | Harley-Davidson | FLHXS Street Glide Special |
| 2016 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2016 | Harley-Davidson | FLTR Road Glide |
| 2016 | Harley-Davidson | FLTRX Road Glide |
| 2016 | Harley-Davidson | FXSE CVO Pro Street Breakout |
| 2015 | Harley-Davidson | FLHTK Ultra Limited |
| 2015 | Harley-Davidson | FLHX Street Glide |
| 2015 | Harley-Davidson | FLSTNSE CVO Softail Deluxe |
| 2015 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra |
| 2015 | Harley-Davidson | FLTRX Road Glide |
| 2015 | Harley-Davidson | FLTRXS Road Glide Special |
| 2015 | Harley-Davidson | FXSB Breakout |
| 2014 | Harley-Davidson | FLHTKSE CVO Limited |
| 2014 | Harley-Davidson | FLSTN Softail Deluxe |
| 2014 | Harley-Davidson | FLSTNSE CVO Softail Deluxe |
| 2014 | Harley-Davidson | FXSB Breakout |
| 2013 | Harley-Davidson | FLHRC Road King Classic |
| 2013 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2013 | Harley-Davidson | FLHTK Electra Glide Ultra Limited |
| 2013 | Harley-Davidson | FLHTK Ultra Limited |
| 2013 | Harley-Davidson | FLHX Street Glide |
| 2013 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2013 | Harley-Davidson | FLSTFB Fat Boy Lo |
| 2013 | Harley-Davidson | FLTRXSE2 CVO Road Glide Custom |
| 2013 | Harley-Davidson | FXSB Breakout |
| 2012 | Harley-Davidson | FLHR Road King |
| 2012 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2012 | Harley-Davidson | FLHTK Ultra Limited |
| 2012 | Harley-Davidson | FLHX Street Glide |
| 2012 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2012 | Harley-Davidson | FLSTN Softail Deluxe |
| 2011 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2011 | Harley-Davidson | FLHTCUSE6 CVO Ultra Classic Electra Glide |
| 2011 | Harley-Davidson | FLHXSE2 CVO Street Glide |
| 2011 | Harley-Davidson | FLSTSB Cross Bones |
| 2011 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2011 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra |
| 2011 | Harley-Davidson | FLTRX Road Glide Custom |
| 2010 | Harley-Davidson | FLHRC Road King Classic |
| 2010 | Harley-Davidson | FLHTCUSE5 CVO Ultra Classic Electra Glide |
| 2010 | Harley-Davidson | FLSTSB Cross Bones |
| 2010 | Harley-Davidson | FLTR Road Glide |
| 2010 | Harley-Davidson | FLTRX Road Glide Custom |
| 2009 | Harley-Davidson | FLHT Electra Glide Standard |
| 2009 | Harley-Davidson | FLSTN Softail Deluxe |
| 2009 | Harley-Davidson | FLSTSB Cross Bones |
| 2009 | Harley-Davidson | FLTRSE3 CVO Road Glide |
| 2009 | Harley-Davidson | FXCW Rocker |
| 2009 | Harley-Davidson | FXSTC Softail Custom |
| 2009 | Harley-Davidson | FXSTSSE3 CVO Softail Springer |
| 2008 | Harley-Davidson | FLHTCUSE3 Screamin Eagle Ultra Classic Electra Glide |
| 2008 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2008 | Harley-Davidson | FLSTF Fat Boy |
| 2008 | Harley-Davidson | FLSTN Softail Deluxe |
| 2008 | Harley-Davidson | FLTR Road Glide |
| 2008 | Harley-Davidson | FXCWC Rocker C |
| 2008 | Harley-Davidson | FXST Softail Standard |
| 2007 | Harley-Davidson | FLHR Road King |
| 2007 | Harley-Davidson | FLHRS Road King Custom |
| 2007 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2007 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2007 | Harley-Davidson | FLSTN Softail Deluxe |
| 2007 | Harley-Davidson | FLSTSC Softail Springer Classic |
| 2006 | Harley-Davidson | FXDB Street Bob |
| 2006 | Harley-Davidson | FXDI Dyna Super Glide |
| 2008 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2010 | Harley-Davidson | Road King Classic FLHRC |
| 2011 | Harley-Davidson | Road King Classic FLHRC |
| 2011 | Harley-Davidson | Softail Standard EFI FXSTI |
| 2015 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2012 | Harley-Davidson | Softail Standard EFI FXSTI |
| 2011 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2009 | Harley-Davidson | Road King Classic FLHRC |
| 2010 | Harley-Davidson | Softail Rocker FXCW |
| 2016 | Harley-Davidson | Road King Police FLHP |
| 2010 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2008 | Harley-Davidson | FLHRSE3 Screamin Eagle Road King |
| 2012 | Harley-Davidson | FLSTSE3 CVO Softail Convertible |
| 2012 | Harley-Davidson | FLTRXSE CVO Road Glide Custom |
| 2017 | Harley-Davidson | FLS Softail Slim |
| 2017 | Harley-Davidson | FLSS Softail Slim S |
| 2017 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2017 | Harley-Davidson | FXSE CVO Pro Street Breakout |
| 2016 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2016 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2016 | Harley-Davidson | FLHTKSE CVO Limited |
| 2016 | Harley-Davidson | FLSS Softail Slim S |
| 2016 | Harley-Davidson | FLSTF Fat Boy |
| 2016 | Harley-Davidson | FLSTFBS Fat Boy S |
| 2016 | Harley-Davidson | FLSTN Softail Deluxe |
| 2016 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2016 | Harley-Davidson | FLTRUSE CVO Road Glide Ultra |
| 2015 | Harley-Davidson | FLHTKL Ultra Limited Low |
| 2015 | Harley-Davidson | FLHTKSE CVO Limited |
| 2015 | Harley-Davidson | FLHXS Street Glide Special |
| 2015 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2015 | Harley-Davidson | FLSTF Fat Boy |
| 2014 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2014 | Harley-Davidson | FLHTK Ultra Limited |
| 2014 | Harley-Davidson | FLHXS Street Glide Special |
| 2014 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2014 | Harley-Davidson | FLSTF Fat Boy |
| 2014 | Harley-Davidson | FXSBSE CVO Breakout |
| 2013 | Harley-Davidson | FLHR Road King |
| 2013 | Harley-Davidson | FLHRSE5 CVO Road King |
| 2013 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2013 | Harley-Davidson | FLSTN Softail Deluxe |
| 2013 | Harley-Davidson | FLTRU Road Glide Ultra |
| 2013 | Harley-Davidson | FXSBSE CVO Breakout |
| 2012 | Harley-Davidson | FLHRC Road King Classic |
| 2012 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2012 | Harley-Davidson | FLHTK Electra Glide Ultra Limited |
| 2012 | Harley-Davidson | FLS Softail Slim |
| 2012 | Harley-Davidson | FLSTF Fat Boy |
| 2012 | Harley-Davidson | FLTRX Road Glide Custom |
| 2011 | Harley-Davidson | FLHR Road King |
| 2011 | Harley-Davidson | FLHRC Road King Classic |
| 2011 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2011 | Harley-Davidson | FLHX Street Glide |
| 2011 | Harley-Davidson | FLSTF Fat Boy |
| 2011 | Harley-Davidson | FXCWC Rocker C |
| 2010 | Harley-Davidson | FLHR Road King |
| 2010 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2010 | Harley-Davidson | FLSTC Heritage Softail Classic |
| 2010 | Harley-Davidson | FLSTN Softail Deluxe |
| 2010 | Harley-Davidson | FXCWC Rocker C |
| 2010 | Harley-Davidson | FXSTC Softail Custom |
| 2009 | Harley-Davidson | FLHRC Road King Classic |
| 2009 | Harley-Davidson | FLHX Street Glide |
| 2009 | Harley-Davidson | FLSTF Fat Boy |
| 2009 | Harley-Davidson | FLTR Road Glide |
| 2009 | Harley-Davidson | FXCWC Rocker C |
| 2009 | Harley-Davidson | FXST Softail Standard |
| 2008 | Harley-Davidson | FLHR Road King |
| 2008 | Harley-Davidson | FLHRSE4 Screamin Eagle Road King |
| 2008 | Harley-Davidson | FLHTC Electra Glide Classic |
| 2008 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2008 | Harley-Davidson | FLHX Street Glide |
| 2008 | Harley-Davidson | FLSTSB Cross Bones |
| 2008 | Harley-Davidson | FXSTB Night Train |
| 2008 | Harley-Davidson | FXSTSSE2 Screamin Eagle Softail Springer |
| 2007 | Harley-Davidson | FLHRC Road King Classic |
| 2007 | Harley-Davidson | FLHRSE3 Screamin Eagle Road King |
| 2007 | Harley-Davidson | FLHT Electra Glide Standard |
| 2007 | Harley-Davidson | FLHTCU Electra Glide Ultra Classic |
| 2007 | Harley-Davidson | FLHX Street Glide |
| 2007 | Harley-Davidson | FLSTF Fat Boy |
| 2007 | Harley-Davidson | FLTR Road Glide |
| 2007 | Harley-Davidson | FXST Softail Standard |
| 2007 | Harley-Davidson | FXSTB Night Train |
| 2007 | Harley-Davidson | FXSTSSE Screamin Eagle Softail Springer |
| 2006 | Harley-Davidson | FXDCI Super Glide Custom |
| 2006 | Harley-Davidson | FXDLI Dyna Low Rider |
| 2006 | Harley-Davidson | FXDWG Dyna Wide Glide |
| 2010 | Harley-Davidson | Softail Standard EFI FXSTI |
| 2013 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2012 | Harley-Davidson | Road King Classic FLHRC |
| 2014 | Harley-Davidson | Electra Glide Police FLHTPI |