This item functions as 2008-2020 Suzuki GSX1300R Hayabusa Aluminum Engine Kit ESU166B Manufactured by Pro-Bolt. Pro-Bolt produces precision motorcycle fasteners manufactured to tight tolerances for OEM replacement or performance applications. built to match OEM mounting and geometry Fitment depends on model year and configuration. used as part of the powertrain. No permanent vehicle modification is required when installed as intended.
