Mercury - Maintenance Schedule Decal V8 SeaPro Series OEM Adhesive Label 8M0148537. Overview. There's a certain comfort that comes from knowing your engine is cared for the right way. When you're running a hardworking SeaPro, the kind that spends long days pushing through chop or carrying heavy loads, staying ahead on maintenance isn't just responsible-it's what keeps you moving without worry. The Mercury 8M0148537 Maintenance Schedule Decal is one of those small-but-essential pieces that helps