KB Performance Piston Kit - KB305.005 For Harley 1984-1999 Brand_Ngk Spark Plugs Waterproof per IP67 standards

Waterproof per IP67 standards

Aircraft-inspired design

synthetic glove-leather cover

ProFoam’s unique molding process seals the foam from water

Bolt on design

KB Performance Piston Kit - KB305.005 For Harley 1984-1999 Brand_Ngk Spark Plugs Waterproof per IP67 standardsFeatures 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