On Friday, February 17, 2017 at 1:30:12 AM UTC-6, Paul Birkett wrote:
Wanted Rotax 505 Crankshaft Part Number 994570. No longer available and
looking for any assistance in locating one. Many thanks! Paul

This was many years ago and may be out of date but Lockwood Aviation got the Rotax factory to make a new 505 crank for me even though the engine was out of production even then. It is worth asking.

Terry