Mercury - 25W-40 Oil Change Kit 4-Stroke Yamaha F200-F250 Series Marine Oil & Filter Set 8M0162420. Overview. There's a certain peace you feel when your engine is running on fresh oil - the kind of steady confidence that settles in as you pull away from the ramp and hear your motor hum without strain. If you run a Yamaha F200, F225, or F250, you already know how much these engines give back when they're cared for properly. Mercury Marine part 8M0162420 makes that upkeep simple and dependable. Ev