# NTSB Accident LAX90DVA04
> **Grumman-Schweizer G-164B** · 1990-06-08 · BUTTONWILLOW, CA, USA · SERS
## Event
- **NTSB number:** LAX90DVA04
- **Event ID:** 20001212X23435
- **Type:** Accident
- **Date:** 1990-06-08
- **Location:** BUTTONWILLOW, CA, USA
- **Coordinates:** 35.429847, -119.490097
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Grumman-Schweizer
- **Model:** G-164B
- **Registration:** N6725K
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

FAILURE OF THE #7 CYLINDER DUE TO A PRE-EXISTING CRACK. THE TERRAIN CONDITION WAS A RELATED FACTOR.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX90DVA04) · AI Analytics · CC0 1.0*