yeah, the reading I've done says that they're not ideal for drag-racing so I am not too concerned about that.
How much does the Fidanza Aluminum flywheel weigh?
http://www.good-win-racing.com/Mazda...R-1003RX7.html
I found that one but there is no info on the weight...
DO you have any good places where I can pick them up at a good price?