KB Performance Hypereutectic Piston Kit 3.437" +0.040" 9.0:1 CR 74" Big Twin - KB263.040 For Harley Motorcycles 1941-1979 Brand_Jetinetics 1984 Harley-Davidson Disc Glide FXRDG

1984 Harley-Davidson Disc Glide FXRDG 1984-2013 Harley-Davidson Electra Glide Classic FLHTC 1984-1985 Harley-Davidson Electra Glide FLH 1984-1985 Harley-Davidson Electra Glide Special FLHX 1984

075" Material Layered Steel

Product Name Gasket Kit Style Standard Bore Type Top End Units Kit Bore Size 54

2019-2023 Beta EVO 80 SR 2014-2018 Sherco 250 SE-R 2014-2018 Sherco 250 SEF-R 2014-2018 Sherco 300 SE-R 2014-2018 Sherco 300 SEF-R 2015-2018 Beta Evo 200 2T 2015-2018 Beta Evo 250 2T 2015-2018 Beta Evo 250 4T 2015-2018 Beta Evo 300 2T 2015-2018 Beta Evo 80 Senior 2015-2018 Sherco 450 SEF-R 2016-2021 Sherco 250 SE-R Factory 2016-2019 Sherco 250 SEF-R Factory 2016-2018 Sherco 300 SE-R Factory 2016-2019 Sherco 300 SEF-R Factory 2016-2019 Sherco 450 SEF-R Factory 2018 Beta Evo 300 SS 2T 2018 Sherco 125 SE-R 2018 Sherco 125 SE-SD Six Days 2018 Sherco 250 SE-SD Six Days 2018 Sherco 250 SEF-SD Six Days 2018 Sherco 300 SE-SD Six Days 2018 Sherco 300 SEF-SD Six Days 2018 Sherco 450 SEF-SD Six Days 2019-2020 Beta EVO 300 SS 2019

Spring-loaded ball bearing adjuster allows for tension adjustment

KB Performance Hypereutectic Piston Kit 3.437" +0.040" 9.0:1 CR 74" Big Twin - KB263.040 For Harley Motorcycles 1941-1979 Brand_Jetinetics 1984 Harley-Davidson Disc Glide FXRDGFeatures 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