Universal Extreme Accuracy 1 Wire Thread-in O2 Oxygen Sensor high-impact material that's heat-resistant

high-impact material that's heat-resistant

1011 A-ArmsOutter Diameter - 1 ¾" and 1"Inner Diameter - 1 ½" and ¾"Hole Size - 7/16"

This new setup ensures a more 'crisp' shift

Speedmaster 4340 Billet Steel crankshafts are manufactured from high quality true billet round bar stock

If you're looking for a starter index plate

Universal Extreme Accuracy 1 Wire Thread-in O2 Oxygen Sensor high-impact material that's heat-resistantThese easy to install oxygen sensors will accurately send data to your Speedmaster digital air fuel ratio gauge. The highest quality components are used to ensure an accurate, dependable reading.