985856 ''Big Oil'' service kit. Full synthetic. Black filter

For Twin Cam baggers, this MCS Big Oil kit is a comprehensive service solution fitting 2007 to 2016 FLT Touring models and 2009 to 2016 Trikes. It comes with six liters of Vspec 3-in-1 full synthetic 20W50 oil, designed for use across the engine, primary, and transmission. The kit includes a black spin-on oil filter, equivalent to OEM 63731-99A, along with a 17369-06 derby cover O-ring and a 11105 drain plug O-ring. This synthetic blend meets JASO MA/2 standards and provides excellent protection for both stock and high-output engines. It is sold as a complete kit, making it easy to perform a full oil service during your regular maintenance schedule or before winter storage.