An Engine Shut Off Spring is designed to control the fuel supply and shut off the engine under specific conditions. This spring exerts force to ensure the proper functioning of the engine's shutdown mechanism. When activated, it moves to block the fuel flow, effectively stopping the engine's operation, thereby contributing to safety and preventing potential damage.Attributes:• Natural finish for corrosion resistance.• Has a spring rate of 13.4 pounds per inch.• Right-hand side direction of coils.• Has a maximum solid length of 0.1806 inches.• Features 4 active coils out of a total of 6 coils.Applications: An Engine Shut Off Spring is installed in the fuel supply system, it cuts off the flow of fuel to the engine when activated, allowing for a safe and controlled shutdown.