Incident Overview
The pilot communicated with Santa Barbara Tower, announcing a loss of engine power and the intention to execute a forced landing in an open field. During the landing attempt, the aircraft collided with trees located approximately 50 feet short of the intended landing area.
Investigation Findings
Post-accident examination of the engine revealed that the fuel diaphragm stem, part number 2539806, within the fuel injector had failed from fatigue. This failure caused the loss of engine power.
Airworthiness Directive Compliance
The investigation determined that an airworthiness directive, AD 83-22-04 (Amendment 39-4748), which applies to the failed component, had not been complied with during the previous 100-hour inspection.