1936 EL Cylinder Head Set Bare 1936 head set is the small port type exclusive to 1936 only. Bare heads include valve seats installed. For use with early rocker shafts. *NOTE: Valves nuts round end caps springs brass primer cups...

1936 EL Knucklehead Cylinder Head Set Black Includes a replica head set completely assembled with all related components specifically for that year. *NOTE: Heads manufactured by Alex at Motortechnic in Germany. *NOTE: Heads include feature detailed casting hallmarks as original...

1937 Knucklehead Head Set Uses 1-3/8 inch large hex 18mm plugs. *NOTE: Valve seats are installed. Tech Notes: Suggested to use with #49-0878 18mm Doering Spark Plug Set. Instructions: http://www.vtwinmfg.com/Instructions/10/10-1640.pdf FITS Harley Davidson EL 1937 Harley Davidson EL 1938 Harley...

1937-1938 EL Knucklehead Bare Cylinder Head Set Exact for 1937 only but can be used on 1937-1939 61 inch EL models. Either type of valve spring cover can be installed either cup type of full cover and top set. Accepts...

Aluminum Cylinder Head Set Head set accepts 18mm spark plugs and stock type head bolts. Heads are machined for the brass primer cups. We suggest using V-Twin copper head gaskets. Uses 1-3/8 inch large hex 18mm plugs. *NOTE: Must order...

Aluminum Knucklehead Bare Head Set Cast aluminum heads includes steel valve seats and large port screw - in inserts for 74 inch intake manifold. *NOTE: Accepts original valve spring cups. Uses 1-3/8 inch large hex 18mm plugs. *NOTE: Accepts large...

Bare 1938-1939 EL Knucklehead Cylinder Head Set Features a small intake port. The valve spring cover is not included. *NOTE: Accepts cup valve cover primer caps and large 18mm air cooled spark plugs all items available separately. *NOTE: Accepts large...

Knucklehead Bare Cylinder Head Set Knuckle bare cylinder head set is painted black with large port heads. Instructions: http://www.vtwinmfg.com/Instructions/49/49-1350.pdf FITS Harley Davidson EL 1940 Harley Davidson EL 1941 Harley Davidson EL 1942 Harley Davidson EL 1943 Harley Davidson EL 1944...

Parkerized Headbolt Kit *NOTE: For use with V-Twin #11-1760 Aluminum Cylinder Head Set only. Tech Notes: Suggested to use with #11-1760 Aluminum Cylinder Head Set. FITS Harley Davidson U 1936 Harley Davidson U 1937 Harley Davidson U 1938 Harley Davidson...