ORIGINAL: Silversurfer
Back of mount to face of prop hub: 6-5/16", of which the mount accounts for 1" of that.
The dimensional drawing shows this to be 5.8442. Am I not seeing this correctly? So if I wanted to put this engine on my 30% Edge I'd need 1.40 inch stand off's (7.25-5.8442 = 1.4058).