-Designed for superior oil control

-These Top Hat seals have improved sealing properties and are a direct O.E.M. replacement

-Top Hat style's steel portion of the seal is taller than the standard O.E.M. design, giving greater stability to the area of the seal that controls the oil

-High temperature Viton used as it resists high temperature, the effects of wear from gasoline, oil and the by products of combustion

-Fits 05-12 Big Twin; 04-12 Sportster for intake and exhaust

-Top Diameter: 0.562"

-O.A.L.: 0.505"

-Seal O.D: 0.660"