Oxygen Sensor Bung Zinc - V-Twin 30-0494

Universal oxygen sensor bung features a zinc plated 18mm threaded fitting that accepts 12mm oxygen sensors.

This bung can be installed in any exhaust pipe to allow the use of oxygen sensors. Recommended to drill a hole in the exhaust pipe where the nut can be easily installed. To enlarge a small hole use pointed harbor freight uni-bit.

Fitment: