tekno motor mount for revo, question please

http://img152.imageshack.us/img152/4...plate01ak8.jpg

Is somebody could tell me the total widht of this piece please.

Because i'am to convert an 1/8 scale buggy and i would like to use this mount to keep the clutch bell, and i'll use a mechanical brake.

My main goal is to have the trigger feeling of a nitro engine on an electric.

Thank you!