KB Performance Piston Kit - KB258.STD For Harley 1984-1999 Softail FXSTS & FLSTS Softail &

FXSTS & FLSTS Softail & Heritage Springer - Rear position

Base Color Black Units Each Model Halo Riding Style Street Product Name Base Type Fuel Cap

2002-2004 Aprilia Atlantic 500 2002-2005 Aprilia Scarabeo 500 2004-2006 Gilera Nexus 500 2007-2015 Aprilia Mana 850 2007-2016 Aprilia Mana 850 GT ABS 2007-2008 Aprilia Scarabeo 400 2007-2016 Gilera Fuoco 500 2008

Includes ThunderMax ECM with Auto-Tune Module

KB Performance Piston Kit - KB258.STD For Harley 1984-1999 Softail FXSTS & FLSTS Softail &Features Manufactured from high strength, T 5, heat treated, 390 hypereutectic aluminum alloy Allow a tighter fit and longer piston and ring life Diamond machined pistons are held to plus or minus one gram weight and less than one half thousandth inch (. 0005") tolerances from piston to piston Each kit contains two pistons, pins, spiral lock pin clips and Hastings moly rings Replacement piston rings and pin lock rings available separately KB pistons