Can you believe that re-using this cheap little part caused that P-51 to lose control into the crowd at Reno Air Races a couple years ago.
Here is the general story:
NTSB issues five new Safety Alerts
And here is...
Rotax announces Service Bulletin SB-912-064 / SB-914-045 : Periodic checking of the crankshaft journal for 912 & 914 series engines.
Rotax has previously released SB-912-059/914-042 wherein a limited range of engines required an inspection...