Top End

Progressively wound springs using Kobe super-clean, chrome silicon-based wire that is heat treated and shot peenedTight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper retainers to...

Top End Piston Kit - 87.96 Mm - Husqvarna | Ktm Vtktc23641A KTM -- 350 SX-F -- (2012, 2011); KTM -- 350 XC-F -- (2012, 2011); KTM -- 350 EXC-F -- (2013, 2015, 2014, 2012, 2016); KTM -- 350 XCF-W --...

Ready-to-install, direct bolt-on cylinder requires no re-plating and looks virtually identical to the OEM cylindersNickel silicon carbide-plated for long lifeMade in the U.S.A. Honda -- TRX450ER --...

Billet Head Breather Kit - Anodized Blue - M8 900-1186

Wossner Piston Kit - 74.71 Mm - Polaris 650 Patriot K7078Da-2 Polaris -- Indy 650 VR1 1.35" w/129" Track -- (2022, 2023); Polaris -- SwitchBack 650 Assault 1.35" w/146" Track -- (2021, 2022, 2023);...

Wossner Piston Kit - 72.17 Mm - Ski Doo 600R E-Tec Engine Type K7075Da-2 Ski-Doo -- MX-Z 600 E-TEC -- (2018, 2019); Ski-Doo -- Renegade 600R X E-TEC w/137" Track -- (2021, 2020, 2019); Ski-Doo --...

Wossner Piston Kit - 71.86 Mm - Ski Doo 600 K7072Da-2 Lynx -- Rave XT N-Duro 600 -- (2006, 2007); Lynx -- Xtrim 600 -- (2008); Lynx -- Xtrim Commander 600 -- (2011, 2010, 2009); Lynx -- Sport Touring...

Wossner Piston Kit - 77.11 Mm - Polaris 600 Liberty Cfi K7074Da-2 Polaris -- IQ 600 H.O. CFI LX -- (2008, 2007); Polaris -- IQ 600 H.O. CFI Touring -- (2007, 2014, 2010, 2011, 2012, 2008, 2015, 2009,...

Ready-to-install, direct bolt-on cylinder requires no re-plating and looks virtually identical to the OEM cylindersNickel silicon carbide-plated for long lifeMade in the U.S.A. Honda -- CRF250R --...

Piston Kit - 94.95 Mm - Gas Gas | Husqvarna | Ktm 24113A KTM -- 450 XC-F -- (2016, 2019, 2021, 2020, 2017, 2022, 2018); KTM -- 450 SX-F -- (2021, 2020, 2022, 2018, 2017, 2016, 2019); KTM -- 450 SX-F...

Piston Kit - 94.96 Mm - Gas Gas | Husqvarna | Ktm 24113B KTM -- 450 SX-F FE -- (2015, 2017, 2018, 2019, 2020, 2016); KTM -- 450 XC-F -- (2022, 2016, 2018, 2019, 2021, 2020, 2017); KTM -- 450 SMR --...

The foremost compatible top-end rebuild kit all in one boxFeature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and...