Oldsmobile Other Oxygen Sensor Replace/Remove

89 Oldsmobile Custom Cruiser, 307 Engine, 225000 With Carb. Its Not A Fuel Injection Engine Hi, Recently I've Made A Modification On...

I Have A 1987 Oldsmobile Calais With 87,000 Miles On It. The Problem Is When I Am Driving Down The Road It Wants To Die Or Acts Like It Is...

I Have A 1991 Oldsmobile 98 Regency Elite. Can You Please Tell Me Where The Oxygen Sensor Is Located And The Steps Required To Replace It....