Quote Originally Posted by gn7 View Post
When you think about it, how far does the shaft have to move the boat. How many revolutions does it even spin. A top fuel dragster spins less 550 times light to light IN A 1/4 MILE!! The stuff is under a tremendous strain, but not for very long.

A full season of drag racing won't get a full lap at the Parker enduro
your right about that ...
than again the very best of the best manufactures run all types of endurance racing , parts fail thats all there is, most material fails are machining and over stressed..