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 4x4 2017-2018 Polaris RZR XP

4x4 2017-2018 Polaris RZR XP 4 1000 EPS High Lifter Edition 2017 Polaris Ranger 570 2018-2021 Kawasaki KAF Mule 4000 Trans 2018 Polaris General 1000 EPS Limited 4x4 2018-2019 Polaris General 1000 EPS Premium 2018 Polaris General 4 1000 EPS Ride Command Edition 2018-2022 Polaris RZR RS1 2018 Polaris RZR XP 1000 EPS Ride Command Edition 2018 Polaris RZR XP 1000 EPS Trails and Rock Edition 2018-2019 Polaris RZR XP 1000 High Lifter Ed

2022 KTM 200 Duke ABS 2020-2022 KTM 250 XC TPI 2020-2022 KTM 300 XC TPI 2020-2023 KTM 300 XC-W TPI Erzberodeo 2020-2024 KTM 390 Adventure 2021-2025 Gas Gas EC 250 2021-2024 Gas Gas EC 250F 2021-2026 Gas Gas EC 300 2021-2024 Gas Gas EC 350F 2021-2025 Gas Gas EX 250F 2021-2026 Gas Gas EX 300 2021-2025 Gas Gas EX 350F 2021-2024 Gas Gas EX 450F 2021-2026 Gas Gas MC 125 2021-2026 Gas Gas MC 250F 2021-2026 Gas Gas MC 450F 2021 Gas Gas MC 85 2021 Gas Gas MC 85 Big Wheel 19/16 2021 Gas Gas TXT GP 125 2021

075" Material Layered Steel

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

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 4x4 2017-2018 Polaris RZR XPFeatures 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