Coastal TC-W3 2 Cycle Engine Oil, 12/1 quart case, is formulated with highly refined base stocks and ashless additives to provide outstanding protection against piston scuffing, bearing wear, ring sticking, and rust. This engine oil can be used in marine applications where a certified National Marine Manufacturer's Association (NMMA) TC-W3 lubricant is required. It may be used in both oil-injected engines as well as those where the oil is mixed with the fuel. This engine oil is also recommended for use in applications where TC-W, TC-WII, TC-W3, and the JASO FB and JASO FC two-cycle air-cooled categories are required. It exceeds the warranty requirements of all two-cycle engines as well as Evinrude, Mercury, Johnson, Yamaha, Mariner, Suzuki, and other makes and models of High Performance Outboard Engines.