ED,
thanks for your input. if i was to go with a .030 bore on the 400 and use a 3.875 stroke crank with 6 inch rods what cubic inch motor would i have.i really want a engine that will be streetable as well as run on the strip.so thanks to everyone that has responded so far,and i hope to hear more wonderful opinions and ideals from you seasoned veterns that know engine building
thanks