VorTecxas
American Nightmare
If anyone is looking to do this swap, I found one I think is reasonable priced...
http://www.ebay.com/itm/MERCRUISER-..._Accessories_Gear&hash=item27d35a5e7a&vxp=mtr
http://www.ebay.com/itm/MERCRUISER-..._Accessories_Gear&hash=item27d35a5e7a&vxp=mtr