selling this for a friend who bought it off me a long time ago and never used it for his truck project. it was on a gn going 9's. its an innovative dual ball bearing 70mm qtrim turbo. no shaft play and no smoke. has a 3 bolt .85 housing. he is looking to unload for other projects and is selling for 600 shipped. im taking care of the transaction for him since it was my old one from 3 plus years ago and can answer any questions....