Yea it needs the BDG-400 bridge mod, unfortunately I don't have one :-/ if you could shoot me a text at (904) 687-6584 and I could send you some pics of it.
Jay
Lol I don't blame you, I had it on two DD 9512 f motors and it killed them. Riped the spider apart lmao but did a 52.3 so just a small price lol. Good luck on the sale, or find one for the cheaps.