KB Performance Piston Kit - KB266.020 For Harley 1984-1999 Brand_Parts Unlimited Crankpins are manufactured from hot-rolled

Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to level of 58-62Rc

Includes removable baffle and end cap

additional clamps available separately

Included mounting kit secures them to most front forks

KB Performance Piston Kit - KB266.020 For Harley 1984-1999 Brand_Parts Unlimited Crankpins are manufactured from hot-rolledFeatures 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