Unparalleled oil filtering protection for your Mercury or Mariner Four Stroke outboard engine. Fits Mercury and Mariner 25 hp Four Stroke carbureted engines (model year 2006 and prior). Fits Mercury and Mariner 30 hp, 3 cylinder Four Stroke engines (model year 2005 and prior). Fits all Mercury and Mariner 40‑60 hp Four Stroke outboards (model year 1998 and newer). Fits all Mercury and Mariner 75‑115 hp Four Stroke outboards (USA serial number 1B366822 & prior). Fits all Mercury and Mariner 75‑115 hp Four Stroke outboards (USA serial number 2B094996 and above).
