A small amount of Pyroil® Starting Fluid provides quick, smooth starting of gasoline and diesel engines in any weather. It can be sprayed directly into the air cleaner. 11 OZ, Pyroil Starting Fluid, Starts Gasoline & Diesel Engines Faster Even In The Coldest Conditions, Combustion Ready At -40 Degree Fahrenheit, For Year Round Use In Cars, Trucks, Tractors, Lawn Mowers, Chain Saws, Marine Engines & Motorcycles.Pyroil Starting Fluid is formulated to deliver maximum starting strength. Ether and petroleum distillates are blended together to produce a starting fluid which has a low freezing point, high vapor pressure (produces vapor at high temperatures which passes through air intake systems and air filters), low flash point (ignition), high BTU content (starting power) and an upper cylinder lubricant for protection.