MOTOR FACTORY TOP END GASKET KIT FITS SPORTSTER MODELS 1957 TO 1985 OEM #17030-57 166604881
Source: Custom Chrome
This kit is perfect for the mechanic who s not sure which year top end he has. A complete top end kit for all Sportster models from 1957 thru 1985 regardless of engine size. Includes include all the high-density gaskets, seals and O-rings necessary to rebuild the engine from the cylinder base up.