Home Shop Engine Valve Train Cams S&S Cams Knucklehead
Click here to recommend this page to others

S&S Cams Knucklehead

Flathead Power cams for 1936-’47 OHV big twins. The KN 420 is the cam which is used in the Flathead Power KN 93 engines and is designed for large displacement Knucklehead motors. These cams are designed for use with solid lifters, and will fit in stock or Flathead Power crankcases.

... more
Cam shaft »KN 420« by S&S; fits OHV 1936-1947; steel; USA
W&W# Picture net price* Available from warehouse Germany?
64-560 S&S Cams Knucklehead $231.93 each
in stock
* United States of America: Tax free shipping. Please check your local import fees.


  • 57-481

    57-481 Gasket by James Gaskets; for Gear cover; fits Knucklehead 1936-1947; replaces OEM 25225-36A; gross weight: 3 g

  • Cam Shims Big Twins OHV 1936-1999

    Cam Shims Big Twins OHV 1936-1999 Selection of cam shim to establish the correct sideplay of OHV Big Twins thru 1999. Made from hardened steel and ground to exact specs.

Have any questions?

  • Our sales team will be glad to help out:
    Mondays - Fridays 08:00-18:00 CET, Saturdays 09:00-13:00 CET
    Phone: +49 / 931 250 61 16
    eMail: sales@wwag.com