ROTOR ASSEMBLIES AVAILABLE FOR EATON M45 M62 M90 M112. Contact us for current inventory. The High Speed Lab is Embree Specialty Machine's retail store for Premium Quality supercharger rebuild kits, supercharger pulleys, parts and supercharger rebuild services. To make it easier for the DIY Do-it-yourself person or Repair Shop we offer many replacement parts and coating services, including rotor coating and case coating, complete supercharger rebuild services for all Eaton Roots-type superchargers. We can completely rebuild your blower and repair or replace most damaged components. We have CNC Porting Services for many supercharger kits. We have custom Powdered Coating Services for all your engine components with a huge color selection. If you do not find what you need or have lingering questions, please email, call or visit our website for more details because we appreciate your business.