Pennzoil 550035261 Motor Oil Lubricant, 1 Quart Premium Outboard and Two-Cycle Oil contains only ash less components which prevent any lubricant related pre-ignition and plug fouling. The ash less additives protect against piston and combustion chamber deposits, rust, and corrosion This oil mixes easily with gasoline and flows through injectors, even at very low temperatures. It is dyed blue to allow for easy detection when mixed with gasoline Maximum additive treatment, including increased detergency over the TC-WII formulation, protects your engine against failures due to scuffing, ring sticking, port deposits bearing failures and plug fouling TC-W3 approval mean that your warranty is safe and that you are using the most advanced technology available since this standard is recognized by all outboard and snowmobile engine manufacturers Mixes easily with fuel for premix applications