| Crash location | 48.171667°N, 114.298333°W |
| Nearest city | Kalispell, MT
48.195793°N, 114.312908°W 1.8 miles away |
| Tail number | N522PE |
|---|---|
| Accident date | 26 Nov 2013 |
| Aircraft type | Quad City Ultralight Acft Corp Challenger Ii |
| Additional details: | None |
According to the sport pilot, during takeoff in his experimental light sport airplane equipped with a two cylinder engine, he noted a loss of engine power. During the forced off airport landing, the airplane struck a fence post followed by a hard landing. The airplane sustained substantial damage to the horizontal stabilizer and fuselage. A postaccident examination of the engine revealed that the number 2 spark plug had pulled out of the cylinder head and the threads from the cylinder head were still attached to the spark plug.
A loss of engine power due to the spark plug coming out of the cylinder head.