# NTSB Accident CEN13LA406
> **AMERICAN CHAMPION AIRCRAFT 7GCBC** · 2013-07-03 · Lufkin, TX, USA · NONE
## Event
- **NTSB number:** CEN13LA406
- **Event ID:** 20130711X61156
- **Type:** Accident
- **Date:** 2013-07-03
- **Location:** Lufkin, TX, USA
- **Coordinates:** 31.147777, -94.770835
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** AMERICAN CHAMPION AIRCRAFT
- **Model:** 7GCBC
- **Registration:** N255SF
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The restricted movement of the carburetor’s forked needle valve within its seat due to the mechanic’s misadjustment of the valve clip forks, which resulted in fuel starvation.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN13LA406) · AI Analytics · CC0 1.0*