Holley Oxygen Sensor O2 Bung Weld-In Style

O2 weld ring for any application that uses an oxygen (O2) sensor.

Features & Benefits
Follow installation instructions for accurate use

Fits: Used on any application that utilizes an O2 sensor

Installation note: Requires welding and a 7/8" hole to be drilled into the exhaust. _x000D_ Oxygen sensors need to mounted with the tip pointed on a downward angle. A minimum of 10 degrees from horizontal and 15 degrees from perpendicular is recommended.

Specifications

Product Video