# NTSB Accident ATL90LA172
> **CESSNA 172RG** · 1990-09-17 · OZARK, AL, USA · NONE
## Event
- **NTSB number:** ATL90LA172
- **Event ID:** 20001212X24185
- **Type:** Accident
- **Date:** 1990-09-17
- **Location:** OZARK, AL, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** CESSNA
- **Model:** 172RG
- **Registration:** N6411V
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

INADEQUATE ENGINE OVERHAUL PROCEDURES WHICH ALLOWED THE INSTALLATION OF THE ENGINE PLUG WITHOUT SAFETY WIRE TO HOLD IT IN PLACE, AND WHICH RESULTED IN OIL STARVATION OF THE ENGINE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ATL90LA172) · AI Analytics · CC0 1.0*