Mercury - 300 Horsepower Rear Decal V8 SeaPro Series Marine Adhesive Finish Part Number 8M0217487. OverviewWhen you run a 300 Horsepower SeaPro, you expect strength, endurance, and the kind of steady performance that gets you home every single time. Those engines work hard, and when the cowling looks faded or worn, it just doesn't reflect the power beneath it. This rear decal brings back that proud, clean SeaPro identity. It's that little moment of confidence you feel when you glance at the tran