Jeff, I have a Fast Racing Dual Sensor Wide Band Air/Fuel Meter part # 249-170590 at Jegs sells for $375.99. This one comes with 1 sensor but you can add another. The meter is dual sensor. It's in the original case with weld bung etc. Look it up and see what it's capabilities are. Used on the Dyno for 3 pulls only. Sold the Race Car now selling stuff I won't use anymore. I'll sell it for $200.00. email
sam_tufano@hotmail.com