CRC Engine Stor Fogging Oil. Protect your boat engine from rust and corrosion! The perfect protectant during seasonal storage! This Fogging Oil clings to your boat engine"s internal components to keep "em from rusting or corroding during the off-season. Use the injection can to fog Johnson and Evinrude motors 1990 and newer that are equipped with a maintenance valve. Comes in a 13-oz. can. Pick up a can of Engine Stor today! CRC Engine Stor Fogging Oil