Jan-Cen Racing Engines which designs and builds world class race engines along with their trademark Mike Janis Superchargers for customers all throughout the U.S., Canada, Australia and Europe. In addition to building custom racing engines, we also have a full in-house machine shop to fully service your racing needs. Whether you need custom racing fuel systems, complete rebuilds, blower re-stripping /modification service, custom dyno service, tuning/consulting, or block and cylinder head repair; Jan-Cen Racing Engines / Mike Janis Superchargers can give you the reliable service and horsepower you need to win.