A must for any modified engine. High quality heavy gauge spring washer exerts constant pressure on the gland nut head which insures the nut from loosening The EMPI Chromoly Gland Nut is made from chromoly steel to provide maximum strength. The chromoly nut and washer are factory style replacements just made from chromoly steel for additional holding power. The gland nut fits 1961 through 1979 Standard Beetles Super Beetles Karmann Ghias Type 3s and Things and 1961 through 1972 Type 2 Bus models.Flywheel Gland Nut & Washer Fits Type 1 VW 36mm