The Mitsubishi Sirius or 4G6 engine is the name of one of Mitsubishi Motors ' four series of straight-4 automobile engines, along with Astron , Orion , and Saturn . __________________ Project Bodega Beige '00 Mitsubishi Galant ES 4g64 (Daily Driver) '00 Mitsubishi Galant ES 4g64 (Project #1) '91 Volvo 740