Mercury – Weather Cap | 12-Pin Protective Cover | 8M0178799 Yamaha T9.9 Outboard Parts & Service Kits for 2010-2012 Models helps prevent corrosion

helps prevent corrosion

keeping fresh filtration in the system just makes good mechanical sense

Absorbs more than 1 qt

• Effective Oil Filtration – Helps remove debris and contaminants from the engine oil

Mercury – Weather Cap | 12-Pin Protective Cover | 8M0178799 Yamaha T9.9 Outboard Parts & Service Kits for 2010-2012 Models helps prevent corrosionMercury Weather Cap 12 Pin Protective Cover 8M0178799 OverviewThis little cap keeps an unused 12 pin plug from getting full of salt, spray, or general boat gunk. It pops on in a second and hangs on tight, so youre not worrying about an open connector slowly corroding in the back of the boat. Its one of those things you dont think about until you need it, but it saves a lot of headaches later. Simple part, solid peace of mind. Key Features 12 Pin