Can't argue with stock fan/harmonic balancer. As well, are you certain that tranny is properly centered with dowel pins, etc? David Lylis 69 TR6 CC26160L 60 TR3A TS74461LO **************Worried about job security? Check out the 5 safest jobs in a recession. (http://jobs.aol.com/gallery/growing-job-industries?ncid=emlcntuscare00000003)