Originally Posted by adam370z311

yeah i had the same issue with my 03 350z and i do notice it sometimes in the 370z but you do have a realize they are using if I'm not mistaken 22lbs clutch and 23 lbs flywheel. so there is some pretty good vibrations going on there. I think it's just some clutch and throw out bearing noise nothing to worry about. I put 46000 miles on the 350z before trading it and never had an issue with the noise.