Rocker Covers - Polished. Fits Big Twin 1966-1984. - Daytona Japan Crankcase & Bottom End this cover is crafted to

this cover is crafted to enhance both style and protection while maintaining OEM functionality

* If you are installing cams in a shovel engine

* Reads in Kilometer per Hour (KPH)

* Avoid Improper Belt Alignment

* Long Life Steel

Rocker Covers - Polished. Fits Big Twin 1966-1984. - Daytona Japan Crankcase & Bottom End this cover is crafted toFeatures & Benefits: * Polished Finish * For all shovelheads 1966 1984. * Includes two rocker cover stud spacers for both the 1966 1981 (short stud) and 1982 1984 (long stud) applications. Suggested Additional Purchase: Rocker Cover Gaskets # JGI 17540 99 X Replaces OEM # 17516 77B Replaces OEM # 17517 77B Replaces OEM # 17518 80 Replaces OEM # 17519 80 Replaces OEM # 17550 80 Replaces OEM # 17552 80