I'm on my third 182,000 miles, but mine have always had cracks coming from the triangle corners when i pulled them of and looked aty them, i've been hoping for one of the torque conv. guys to come up with something stronger, my old Ford 6. 9 had a 3/4" thick flywheel in front of the auto itlooked like a manual flywheel, this thing we've got is sad, i think i saw budwieser wrote on the back of mine, they must be recycling... ... Rick