Engine

FeaturesHot Rods Bottom End kits include everything needed to complete crankshaft installation.Hot Rods Bottom Ends kits offer you the choice between Hot Rods Heavy Duty OE replacement crankshafts or Hot Rods Heavy Duty Stroker crankshaftsHot Rods main...

Features 2006YamahaYFZ350 Banshee2005YamahaYFZ350 Banshee2004YamahaYFZ350 Banshee2003YamahaYFZ350 Banshee2002YamahaYFZ350 Banshee2001YamahaYFZ350 Banshee2000YamahaYFZ350 Banshee1999YamahaYFZ350 Banshee1998YamahaYFZ350 Banshee1997YamahaYFZ350...

FeaturesLasts longer than OEM units (which are prone to premature wear issues)High quality OEM replacement cam chain tensioner assemblyHighly recommended for use with Koso big bore kits 2023HondaMSX125 Grom2022HondaMSX125 Grom2021HondaMSX125...

FeaturesReduces startup friction enhancing dry start performance and reducing crank pin wearThe crankshaft seals feature a carbon/fluorocarbon pad on the seal lip and stainless steel garter springsFeature Koyo and Nachi precision Japanese crank bearings...

FeaturesReliable performance because of complete replacementManufactured by the leading OEM factoriesThe best choice and replacement for every professional userMade to exact OEM specifications to offer maximum performance and durabilityCan be used in...

FeaturesThese materials have proven heat and corrosion resistance properties. Each valve is designed using Finite Element Analysis software, and profiles are tested on our computerized flow bench. Strict attention is paid to the surface preparation of...

FeaturesWe choose to use C630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application. The 5 percent nickel content provides superior resistance to wear, and the 80 percent copper content delivers...

FeaturesWe choose to use C630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application. The 5 percent nickel content provides superior resistance to wear, and the 80 percent copper content delivers...

FeaturesWe choose to use C630 nickel bronze as a material to make valve guides because of its ideal characteristics for the application. The 5 percent nickel content provides superior resistance to wear, and the 80 percent copper content delivers...

FeaturesKPMI® solid Viton® valve stem seals are designed to have optimum fitment, allow for maximum lift, and to give maximum life. KPMI® Red valve stem seals are resistant to high temperatures, petroleum products and the corrosive gasses that are the...

FeaturesKPMI® solid Viton® valve stem seals are designed to have optimum fitment, allow for maximum lift, and to give maximum life. KPMI® Red valve stem seals are resistant to high temperatures, petroleum products and the corrosive gasses that are the...

FeaturesKPMI® solid Viton® valve stem seals are designed to have optimum fitment, allow for maximum lift, and to give maximum life. KPMI® Red valve stem seals are resistant to high temperatures, petroleum products and the corrosive gasses that are the...