I just finish a 2275 Type 1 with Dell 45's, 9.8to1 comp., Street eliminator heads 44x37.5, a Web Cam 122/125, 1 3/4 merged exhaust. I used a DTM type 1 shroud that cools the S.E. heads very well and the cam selection was spot on. It has a very type 4 like torque curve.
http://www.sevwa.com/2275graph.bmp