I highly recommend you do not do business with Crank Shaft Specialist of Memphis Tn.. The story is basically the same with everyone I have spoken too, read about and my experience. I have filed with the Tennessee State Attorney General and Department of Consumer affairs. Here is a couple of the story's I have read, Google and you can find some additional ones. /URL removed/ www.nmraracing.com/forums/archive/index.php/t-31020.html /URL removed/ check BBB [memphis.bbb.org] read full review »