Lucas Oil Marine Synthetic Blend 2-Cycle Outboard Oil - Lucas Synthetic Blend 2-Cycle Marine oil has been specifically formulated to address the performance requirements of water cooled 2-cycle outboards and personal watercraft. The Lucas Oil Marine Synthetic 2 Cycle Outboard Oil is fortified with a unique Lucas additive chemistry and an ashless detergent inhibitor package to minimize spark plug fouling, pre-ignition, and ring sticking. Mix ratio is 50: 1 and is recommended for use in pre-mix or direct injection systems. NMMA TC-W3®, certified (RL-13125P). Minimizes spark plug fouling Fortified with unique Lucas additives Specifically formulated for water cooled 2-cycle outboards and personal watercrafts