Top End

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersNickel Silicon Carbide plated for long lifeBig bore cylinders do not require machine workMade in the U.S.A. Yamaha -- YZ 250 F -- (2003,...

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. Yamaha -- YFZ 450 LE 4x2 -- (2004); Yamaha -- WR 450 F -- (2004, 2003, 2005,...

Billet aluminum constructionDramatically increased combustion efficiencyRadical combustion chamber design provides more horsepower with less chance of detonationFor low altitude operation with stock or modified engines

Billet aluminum constructionDramatically increased combustion efficiencyRadical combustion chamber design provides more horsepower with less chance of detonationFor low altitude operation with stock or modified engines Polaris -- SwitchBack 800 Pro-S 1...

Billet aluminum constructionDramatically increased combustion efficiencyRadical combustion chamber design provides more horsepower with less chance of detonationFor low altitude operation with stock or modified engines Polaris -- Dragon 800 -- (2008,...

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 -- CRF450R -- (2020, 2021, 2022, 2023, 2024, 2018, 2017, 2019); Honda...

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 -- TRX700XX -- (2008, 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 -- CRF450X -- (2012, 2017, 2010, 2016, 2005, 2011, 2013, 2008, 2009,...

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersNickel Silicon Carbide plated for long lifeBig bore cylinders do not require machine workMade in the U.S.A. Honda -- CRF250R -- (2016, 2012,...

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersNickel Silicon Carbide plated for long lifeBig bore cylinders do not require machine workMade in the U.S.A. Honda -- CRF450R -- (2013, 2011,...

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 -- (2009, 2007, 2006, 2008, 2012, 2014, 2013); Honda --...

Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylindersNickel Silicon Carbide plated for long lifeBig bore cylinders do not require machine workMade in the U.S.A. Honda -- CRF150RB Expert --...