Why you need a wideband air fuel ratio kit for tuning
Installing a wideband air fuel ratio kit is probably the single best move you can make for your engine's health if you're planning on making more power. It doesn't matter if you're building a rowdy turbo setup or just trying to get a carbureted classic to idle right; knowing exactly what's happening inside the combustion chamber is the difference between a fast car and a pile of melted pistons. ...