Mercury – 300 Hour Maintenance Kit | 4.6L V8 SeaPro & Pro XS CMS | Full Service Components | 8M0149931 Mercury-225HP-Verado-6-CYL-2019 Helps maintain long-term fuel efficiency

Helps maintain long-term fuel efficiency and overall engine health

per gallon

This kit boasts a 4-liter capacity capable of holding waste oil until taken to an approved disposal site

and every long day offshore to feel steady and predictable

Both the Cartridge and the Ultima Combo pumps may be manually operated via the Johnson Pump bilge control panel

Mercury – 300 Hour Maintenance Kit | 4.6L V8 SeaPro & Pro XS CMS | Full Service Components | 8M0149931 Mercury-225HP-Verado-6-CYL-2019 Helps maintain long-term fuel efficiencyMercury 300 Hour Maintenance Kit 4. 6L V8 SeaPro & Pro XS CMS Full Service Components 8M0149931 Overview Theres something reassuring about knowing your engine is ready for another long season before you even leave the dock. When you fish hard, run long distances, or put real hours on your boat, having a dependable maintenance routine becomes part of the rhythm of boating. The Mercury 300 Hour Maintenance Kit 8M0149931 brings that peace of mind into