
205Pilot wrote:Was on an IFR flight and the engine pretty much broke the crankshaft and cracked the case pretty bad. Prop slammed to a stop immediately. Able to get it down safely into Portland Hillsboro. Haven't determined cause yet, hopefully it will be pulled apart this week. Video and ATC here:
https://youtu.be/CEMlny_ExuU
In the market for an IO-550 and MT prop now...
205Pilot wrote:Was on an IFR flight and the engine pretty much broke the crankshaft and cracked the case pretty bad. Prop slammed to a stop immediately. Able to get it down safely into Portland Hillsboro. Haven't determined cause yet, hopefully it will be pulled apart this week. Video and ATC here:
https://youtu.be/CEMlny_ExuU
In the market for an IO-550 and MT prop now...

gdflys wrote:I forgot to mention you made one mistake not contacting Ridge Wallets to make some mega coin on your video.
205Pilot wrote:I just got it back from an extensive annual less than 10 hours before this happened. This included 2 replacement cylinders, rebuild of the fuel controller and intake, adjustment of a through bolt towards the rear of the engine.
Maybe Ridge Wallets wants to sponsor my replacement engine
You did a great job! Glad you made it safely. I'd also lean towards a torqueing procedure with the recent cylinder replacement being probable cause.205Pilot wrote:Thanks to all for the kind words. Training certainly kicked in and while I enjoy some tight strips and fun flying, I was incredibly grateful to be in the perfect spot with 6,600 feet of runway just 6 miles away. The day started with a departure into 1500' overcast and I was over a layer up to the point this happened. The mountains ahead on the trip would have complicated things so much.
To answer some of the questions:
The engine was freshly field overhauled when I bought the plane 5 years ago. It has approximately 750 hours SOH. TTAF 5,300
I just got it back from an extensive annual less than 10 hours before this happened. This included 2 replacement cylinders, rebuild of the fuel controller and intake, adjustment of a through bolt towards the rear of the engine.
I did not have an engine monitor (new motor will definitely) but oil temp and pressure, CHT, and EGT were all normal on the single point read gauges
Other than having the shop tear it down where it is at currently, I'm not sure how to get to a real root cause on the sudden failure. Any thoughts are greatly appreciated
The GoPro happened to be in position because I had recorded my departure for review of my IMC solo flying. Once I had calmed things down in the cockpit, I reached up and just hit the record button.
I didn't bail out because... I am a pilot not a skydiver
Maybe Ridge Wallets wants to sponsor my replacement engine
It is going to be a long wait for a new motor, most quotes seem to estimate 10+ months. I am debating a direct replacement, an IO-520 or IO-550. Sort of prioritizing speed to get back in the air over most other factors but either way it looks like I'll miss all of this year's flying season.


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