KB Performance Piston Kit - KB258.005 For Harley 1984-1999 Brand_Jt Sprockets Reflective features on the front

Reflective features on the front and sides improve visibility in low-light conditions

ATV or UTV

2020-2026 Harley-Davidson Street Glide FLHX/FLHXS 2006 Harley-Davidson Street Glide FLHXI 2008-2011 Harley-Davidson Softail Cross Bones FLSTSB 2009-2017

Kit requires rocker box removal

KB Performance Piston Kit - KB258.005 For Harley 1984-1999 Brand_Jt Sprockets Reflective features on the frontFeatures 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