KB Performance Hypereutectic Piston Kit 3.750" +0.030" 8.8:1 CR 88" Twin Cam - KB425C.030 For Harley Motorcycles 1999-2006 Brand_Pro-one Perf.mfg. Inserts for Leo Vince mufflers

Inserts for Leo Vince mufflers

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2017-2018 Husqvarna TC250 2017-2018 Husqvarna TE250 2017-2018 Husqvarna TE300 2017-2018 Husqvarna TX300 2017-2019 KTM 250 EXC 2017-2019 KTM 250 EXC Six Days 2017-2018 KTM 250 SX 2017-2019 KTM 300 EXC 2017-2019 KTM 300 EXC Six Days 2018-2019 KTM 250 EXC TPI 2018-2019 KTM 300 EXC TPI 2018-2019 KTM 300 EXC TPI Six Days

KB Performance Hypereutectic Piston Kit 3.750" +0.030" 8.8:1 CR 88" Twin Cam - KB425C.030 For Harley Motorcycles 1999-2006 Brand_Pro-one Perf.mfg. Inserts for Leo Vince mufflersFeatures Manufactured from high strength, T 5 heat treated, 390 hypereutectic aluminum alloy Allows 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 sold separately KB pistons can be installed tighter