RE: 2.15 dem
Rich,
Height from crankshaft centerline/under mounting lugs to top of head - 4.65".
Length from crankshaft tip to back-plate bolts - 7.17".
Crankcase width - 2.36".
Width at mounting lugs - 3.31".
Mounting bolt pattern - 2.76" x 1.62".
All are rounded to the nearest 0.01".
I hope these help.