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- Lower valve spring cup set includes 4 piece set of parkerized lower valve spring cups and chrome covers with oil lines and nuts attached
- Kit also includes rocker cover strip set with screws and cover set with chrome finish for Knucklehead
- When fitting Knucklehead lower valve spring cover cups, use two top motor mount kit bolt set to secure the tins to the ears on the head
- Fits:
- FL 1941-1947
- EL 1938-1940