Bore: 3.885in.
Compression: 9.5:1 Compression Sizing: 0.010in.
Oversize.
Forged from 4032 aluminum alloy, pistons feature an offset pin design for quiet operation.
Each kit contains two pistons, pins, spiral-lock pin clips, and Hastings moly rings.
Piston pin lock rings are available separately.
Replacement rings are also available separately.
This item fits the following vehicle applications: for Harley Davidson FLD Switchback 2012-2016, for Harley Davidson FLHR Road King 2007-2016, for Harley Davidson FLHRC Road King Classic 2007-2013, for Harley Davidson FLHRS Road King Custom 2007, for Harley Davidson FLHT Electra Glide Standard 2007-2009, for Harley Davidson FLHTC Electra Glide Classic 2007-2013, for Harley Davidson FLHTCU Electra Glide Ultra Classic 2007-2016, for Harley Davidson FLHTCUL Electra Glide Ultra Classic Low 2015-2016, for Harley Davidson FLHTCUTG Tri Glide Ultra 2014-2016, for Harley Davidson FLHTCUTG Tri Glide Ultra Classic 2012-2013, for Harley Davidson FLHTK Electra Glide Ultra Limited 2010-2014, for Harley Davidson FLHTK Ultra Limited 2015-2016, for Harley Davidson FLHTKL Ultra Limited Low 2015-2016, for Harley Davidson FLHX Street Glide 2007-2016, for Harley Davidson FLHXS Street Glide Special 2014-2016, for Harley Davidson FLS Softail Slim 2012-2016, for Harley Davidson FLSTC Heritage Softail Classic 2007-2016, for Harley Davidson FLSTF Fat Boy 2007-2016, for Harley Davidson FLSTFB Fat Boy Lo 2010-2016, for Harley Davidson FLSTN Softail Deluxe 2007-2016, for Harley Davidson FLSTSB Cross Bones 2008-2011, for Harley Davidson FLSTSC Softail Springer Classic 2007, for Harley Davidson FLTR Road Glide 2007-2009, for Harley Davidson FLTRU Road Glide Ultra 2016, for Harley Davidson FLTRU Road Glide Ultra 2012-2013, for Harley Davidson FLTRX Road Glide 2015-2016, for Harley Davidson FLTRX Road Glide Custom 2012-2013, for Harley Davidson FLTRX Road Glide Custom 2010.
