# NTSB Accident ATL91LA019
> **PIPER PA-28-140** · 1990-11-20 · WINSTON-SALEM, NC, USA · MINR
## Event
- **NTSB number:** ATL91LA019
- **Event ID:** 20001212X24565
- **Type:** Accident
- **Date:** 1990-11-20
- **Location:** WINSTON-SALEM, NC, USA
- **Coordinates:** 36.009662, -80.179237
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA-28-140
- **Registration:** N8774N
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DUSK
- **Weather:** VMC
## Probable cause

FAILURE OF A PISTON PIN PLUG WHICH RESULTED IN A TOTAL LOSS OF POWER. FACTORS IN THE ACCIDENT WERE AN INADEQUATE ENGINE OVERHAUL WHICH LED TO PREMATURE ENGINE WEAR, AND THE PILOT'S FAILURE TO OBTAIN PROPER MAINTENANCE FOLLOWING A LOSS OF ENGINE OIL PRESSURE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ATL91LA019) · AI Analytics · CC0 1.0*