Its not certed but all work has been done at shops to cert standrard car already has dshaft hoop, fuel pump, d shaft, g box and eng mounts and most wiring. Im only looking at spending about $2000 on a engine setup as Ive previously brought several decent rotary engines round this price and had lil problems, been round rotars alot in ozzy and nz so know what to look for when buying a second hand one