# NTSB Accident ANC90FA134
> **HELIO COURIER H-295** · 1990-08-04 · 40 SE BETTLES, AK, USA · FATL
## Event
- **NTSB number:** ANC90FA134
- **Event ID:** 20001212X23848
- **Type:** Accident
- **Date:** 1990-08-04
- **Location:** 40 SE BETTLES, AK, USA
- **Coordinates:** 67.240203, -152.270156
## Injuries
- **Highest injury:** FATL
- **Fatal:** 3
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 3
## Aircraft
- **Make:** HELIO
- **Model:** COURIER H-295
- **Registration:** N6493V
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE AND SEPARATION OF THE #5 CONNECTING ROD BOLT AND CAP WHICH RESULTED IN THE RUPTURE OF THE ENGINE HOUSING AND SUBSEQUENT ENGINE FIRE DUE TO OIL SPILLAGE, AND AN INADEQUATELY MOUNTED VERTICAL FIN/STABILATOR. A CONTRIBUTING FACTOR WAS THE INADEQUATE MAINTENANCE AND INSPECTION OF THE AIRCRAFT AFTER A PREVIOUS ACCIDENT.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC90FA134) · AI Analytics · CC0 1.0*