5100 ADDITIONAL cranks are now slated for "retirement" by Lycoming.

http://www.avweb.com/eletter/archive...ll.html#191678)

http://www.lycoming.textron.com/supp...tins/SB569.pdf


These are for 360, 540 and 720 engines, and were manufactured after 1997,
so if you have an engine that has a new crank, you really want to check
this list.

Bob Steward, A&P IA
Birmingham, AL