Replica Knucklehead Rocker Box Set
Rocker boxes are machined from accurate casting with a natural cast finish and also features a light polished and highlighted surface. Set is Replica of 1941-1947 rocker boxes which will accept the later lower valve spring cups and covers. This rocker box set is accurate for 1937-1940 EL with EO date code of 1940. The front exhaust area and the rear exhaust pushrod entry area may be recontoured for exact fit. Note: Order rear exhaust rocker kit and arm seal kit separately.
Tech Notes: Requires VT #14-0451 Knucklehead Rocker Box Seal Kit for installation of VT #42-6174 Lower Valve Spring Cup Set Parkerized. Required to use with #14-0455 V-Twin Tappet Guide O-Ring.
FITS
Harley Davidson EL 1938
Harley Davidson EL 1939
Harley Davidson EL 1940
Harley Davidson FL 1942
Harley Davidson FL 1943
Harley Davidson FL 1944
Harley Davidson FL 1945
Harley Davidson FL 1946
Harley Davidson FL 1947
OCPPARTSWAREHOUSE is not responsible for late deliveries outside of our control. Severe weather, carrier issues, pandemics, natural disasters, etc.
Orders over $75.00 qualify for free shipping.
Orders under $75.00pay a flat shipping rate of $10.95 Offer only applies to 48 contiguous states. Hazardous Materials ship UPS Ground only.
Orders that contain backorders, the order will be held until all parts are in. A customer representative will reach out to you if this is the case. At that time a decision can be made whether or not to split the order.
Alaska orders will be charged a flat $35 charge and will be shipped Post Office Priority Mail. We do not ship Oversized mail to Alaska.
Hawaii orders will be charged a flat $35 charge and will be shipped Post Office Priority Mail. We do not ship Oversized mail to Hawaii.
Puerto Rico orders will be charged a flat $35 charge and will be shipped Post Office Priority Mail. We do not ship Oversized mail to Puerto Rico.










