Re: Flywheel, crankshaft Home › Forum › Ask A Member › Flywheel, crankshaft › Re: Flywheel, crankshaft dave-bernardUS Member - 1 Year (includes $3 online payment fee)Replies: 2014Topics: 30 March 11, 2018 at 7:42 am #72331 craftsman external thread repair tool. go to the sears site and look it up just under $30.00 well worth it works great. just looked it up.