Fuel Additives And Effects On Fuel

By Drew ShiellyWe tested a common additive, Torco, to see if it could add performance to your vehicle or increase mileage. Before discussing this product, lets first address key differences between a racing fuel and pump fuel. The one everyone thinks of is octane. Under the US octane rating system AKI (Anti-Knock Index) pump fuel is graded as (RON+MON)/2. Meaning if a fuel had a RON (Research