There is a good shop in Bend Oregon, Performance Authority, They are a diesel specialists shop and will build it to your specs. They built the racw engine in White Out in 2009, (1000+hp) and it's still running today. They use a good machine shop in Redmond called Stipe Engine Specialties who also builds a lot of race engines, he can do the machine work and build it as well. He built my race engine in my car. If you are interested call Frank at Performance Authority 541-322-0652 or Jim at Stipe 541-504-1419.