hmmm lets see how many years ago did they give up on v8 deisel's in semi's? back in the day the old 250 inline when worked on by the right guy made alot of v8 owners sick. how can you compare a inline 250 to todays 600 and 700 cubic inch motor's. if you want to see some real racing look at this
http://www.youtube.com/watch?v=OlELmIC0rWc