# NTSB Accident WPR12LA161
> **PIPER PA-28-181** · 2012-04-08 · Casper, WY, USA · MINR
## Event
- **NTSB number:** WPR12LA161
- **Event ID:** 20120409X70107
- **Type:** Accident
- **Date:** 2012-04-08
- **Location:** Casper, WY, USA
- **Coordinates:** 43.033611, -106.583053
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA-28-181
- **Registration:** N30997
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A total loss of engine power during cruise flight due to a failed piston pin plug, which resulted in engine oil contamination and subsequent oil starvation. Contributing to the loss of power was the failure of maintenance personnel to identify contaminants produced by the failing plug during the last oil filter inspection.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR12LA161) · AI Analytics · CC0 1.0*