1937 Knucklehead head set is accurately cast with the original factory markings for the 61 inch models and features a black finish. The heads include 61 inch intake nipples that are installed.
Uses 1-3/8 inch large hex 18mm plugs. *NOTE: Valve seats are installed.
Fits:
EL 1937-1939
UOM: SET
Country Of Origin: GERMANY
Accessory Items:
49-1348 - 1936 EL Cylinder Head Set Bare
49-1353 - 1936 EL Knucklehead Cylinder Head Set Black
49-1349 - Bare 1938-1939 EL Knucklehead Cylinder Head Set
49-1310 - 1937-1938 EL Knucklehead Bare Cylinder Head Set
Tech Notes: Suggested to use with #49-0878 18mm Doering Spark Plug Set.
1937 Knucklehead head set is accurately cast with the original factory markings for the 61 inch models and features a black finish. The heads include 61 inch intake nipples that are installed.
Uses 1-3/8 inch large hex 18mm plugs. *NOTE: Valve seats are installed.
Fits:
EL 1937-1939
UOM:
