Cylinder Head Set With Rocker Assembly(SET)

Knucklehead cylinder head set features original cast iron with black finish Head set includes valves springs collars and guides with parkerized upper and lower valve cover sets installed Head set includes rocker assemblybrbrHead set features early rocker box shape of the 19361939 EL models rear exhaust rocker arm shaft is fitted with the seal tube spacer arrangement an upgrade of the era to allow the use of the later model valve spring covers Intake ports are the large 74 version of 19411947 FL models