KB Performance Piston Kit - KB263.STD For Harley Motorcycles 1941-1979 Challenger Protects left engine case while

Protects left engine case while servicing inner balancer bearings

Not for use on models with slipper/assist clutch

Units Kit Product Name Gasket Kit Type Cam Change Material Paper Riding Style Street

5 ohm heavy-duty in-line resistors

1986-1991 Harley-Davidson Super Glide II FXR 1982-1983 Harley-Davidson Super Glide II FXRS 1983 Harley-Davidson Disc Glide FXDG 1983-1991 Harley-Davidson Electra Glide Classic FLHTC 1983

KB Performance Piston Kit - KB263.STD For Harley Motorcycles 1941-1979 Challenger Protects left engine case whileFeatures 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