I am in full agreement with the positive comments on the ERA for sale. Looks to be a very well sorted Cobra. I just purchased ERA #520 and am beginning to like it very much. My CSX4000 will hopefully be on the market by the end of July..........new MSD box going in, photo session complete. Then I will start to tweak the ERA. If your budget is around 70K you need to look at the Silver beauty...........my 2C