Clamp On O2 Oxygen Sensor Bung Stainless Steel Assembly Kit These Speedmaster alternator brackets are

These Speedmaster alternator brackets are constructed from billet aluminum for durability and can be used with several different alternators

and a high-performance

high to work with tall or stock valve covers

then highly polished and chrome plated for lasting beauty

02" valves are standard issue

Clamp On O2 Oxygen Sensor Bung Stainless Steel Assembly Kit These Speedmaster alternator brackets areSpeedmaster oxygen sensor bung assemblies offer a no weld installation. Oxygen sensors are vital components that help you adjust to your engine's fuel air ratio via the electronic control unit (ECU). With these easy to install kits, you're on your way to improved performance. Simply drill a hole in your exhaust, install the gasket and sensor fitting, and then secure with the band clamps.