Contains everything needed to convert your OEM non-chrome plated oil filter assembly to this beautifully chrome plated kit This kit includes a Spin On filter that is 3-1/2" long, but can be used with any length filter with 3/4"-16 thread Fits all Big Twin Evolution 1992-99 and any aftermarket cases 1970-99 that are drilled and tapped for the 1992-99 style oil filter mount Replaces OEM 26381-92