Contact CF Tech in Hamilton. They will make your hood for you. If your existing hood is in good condition, you may need to give it to them to make the mould. Won't be cheap, but they will do it. The one I have is the first off for the GA that they made. Back in the day, one of our members from GrandsOntario donated his Ram-Air hood to make the mould. On top of that the finished product from them is stellar!
Here is what they made for us:
http://i823.photobucket.com/albums/z...ilLamps002.jpg