Get a confirmation on the bolt to bolt distance on the waffle? There was some variation on the waffle manifolds bolt placement and they're not marked with a maker's name (at least mine isn't)
Goerlich is another almost identical waffle manifold. ONe for sale on Ebay presently?
http://www.ebay.com/itm/Model-A-Ford...cc6c79&vxp=mtr
Joe K