Engine - Rocker Arm
Rocker Arm Stud Nut Kit Cadmium - V-Twin 9918-8 - OEM 7727
ColonyOEM #: 7727 Flexloc cadmium rocker arm stud nut kit for 1 head Fitment: 1948-1965 FL
Rocker Arm Stud Kit - V-Twin 9917-8 - OEM 17647-48
ColonyOEM #: 17647-48, 181-48 Rocker arm stud kit for 1 head Fitment: 1948-1965 FL
Rocker Arm Shaft Parkerized End Nut Kit - V-Twin 9842-8
ColonyKnucklehead rocker arm shaft end nut kit with a parkerized finish. Notes:Shovelhead rocker arm shims may be used on the left side of the Knucklehea...
View full detailsRocker Arm Shaft Chrome End Nut Kit - V-Twin 9840-8
ColonyChrome Knucklehead rocker arm shaft end nut kit. The thread measures 7/16 x 20. Notes:Shovelhead rocker arm shims may be used on the left side of t...
View full detailsRocker Arm Shaft Chrome Acorn Nut and Washer - V-Twin 8730-8 - Ironhead 1957-1985
ColonyRocker arm shaft chrome acorn nut and washer. Fitment: 1966-1984 FL 1979-1983 FLT 1971-1984 FX 1982-1983 FXR 1957-1985 XL
Rocker Shaft End Caps Chrome - V-Twin 8614-4 - Ironhead 1971-1985
ColonyRocker shaft end caps chrome finish. Order o-rings separately. Notes:Suggested to use with V-Twin Rocker Arm O-Ring Fitment: 1971-1984 FL 1979-1...
View full detailsRocker Shaft Chrome End Cap Type Nut with Washers - V-Twin 8400-8 - Ironhead 1957-1985
ColonyRocker arm shaft end nut kit contains 4 cap nuts and washers with chrome finish. Fitment: 1966-1984 FL 1979-1983 FLT 1971-1984 FX 1982-1983 ...
View full detailsRocker Shaft Cadmium End Cap Type Nuts with Washers - V-Twin 8401-8 - Ironhead 1957-1985
ColonyRocker arm shaft end nut kit contains 4 cap nuts and washers with cadmium finish. Fitment: 1966-1984 FL 1979-1983 FLT 1971-1984 FX 1982-1983...
View full detailsRocker Shaft End Nut Stock Allen Type Chrome - V-Twin 8224-8T - Ironhead 1971-1985
V-Twin ManufacturingWhen restoring your Big Twin don't overlook your rocker boxes. Replace the old rocker caps with our V-Twin chrome rocker shaft end nuts. These end ...
View full detailsRocker Shaft End Plug and Cap Nut Cadmium - V-Twin 8225-8 - Ironhead 1971-1985
ColonyRocker shaft end plug and cap nut cadmium finish. Fitment: 1971-1984 FL 1979-1983 FLT 1971-1984 FX 1982-1983 FXR 1971-1985 XL
Chrome Rocker Shaft End Cap Nut Slot Type - V-Twin 8222-8 - Ironhead 1957-1970
ColonyRocker arm shaft nut cap slot type chrome finish. Fitment: 1966-1970 FL 1957-1970 XL
Rocker Shaft End Nut Stock Allen Type Chrome - V-Twin 8224-8 - Ironhead 1971-1985
ColonyWhen restoring your Big Twin don't overlook your rocker boxes. Replace the old rocker caps with our V-Twin chrome rocker shaft end nuts. These end ...
View full detailsCadmium Rocker Shaft End Cap Nut Slot Type - V-Twin 8223-8 - Ironhead 1957-1970
ColonyRocker arm shaft nut cap slot type cadmium finish. Fitment: 1966-1970 FL 1957-1970 XL
Rocker Arm Thrust Washer - V-Twin 7605-4 - OEM 17465-36
ColonyOEM #: 17465-36, 17482-36, 119-36 Knucklehead rocker arm thrust washer features raised lip on one side. Fitment: 1937-1940 EL 1941-1947 FL
Chrome Rocker Shaft End Plug - V-Twin 7143-4 - Ironhead 1957-1970
ColonyThe chrome rocker arm shaft end plug makes installation and removal a much easier job than with the original slotted part. Includes 4 plugs per set...
View full detailsChrome Rocker Shaft End Plug - V-Twin 7142-4 - Ironhead 1971-1984
ColonyThe chrome rocker arm shaft end plug makes installation and removal a much easier job than with the original slotted part. Includes 4 plugs per set...
View full detailsChrome Rocker Arm Shaft Nut - V-Twin 7110-8 - OEM 17447-36
ColonyOEM #: 17447-36, 114-36 Chrome rocker arm 4 piece shaft nut has a positive O ring seal to prevent oil leakage. Measurements: Height:.558 inches Wid...
View full details1936 Oval Head Screw Set - V-Twin 37-0905
V-Twin Manufacturing1936 oval head screw set for Knucklehead rocker shaft end caps. Sold as a set of 4. Fitment: 1936 EL
Rocker Arm Shaft Plugs Allen Style - V-Twin 37-0025 - Ironhead 1971-1984
V-Twin ManufacturingAllen type rocker arm shaft plugs have a chrome finish and includes sockets and cups. Measurements:Thread Pitch: 1/2 x 20 Fitment: 1971-1984 FL ...
View full detailsRocker Arm Thrust Washer Kit - V-Twin 3351-4 - OEM 17465-36
ColonyOEM #: 17465-36, 119-36 Rocker arm thrust washer kit is precision machine heat treated construction. Fitment: 1937-1940 EL 1941-1947 FL
Rocker Arm Slotted Chrome Cover Plug Kit - V-Twin 2019-8 - Ironhead 1957-1985
ColonySlotted type rocker arm cover plug kit with a chrome finish. Features a 1/2 inch - 20 thread to be used on later type rocker shafts. Fitment: 1971...
View full detailsRocker Arm Slotted Cadmium Cover Plug Kit - V-Twin 2020-8 - OEM 3 - Ironhead 1957-1985
ColonyOEM #: 3 Slotted type rocker arm cover plug kit with a cadmium finish. Features a 1/2 inch - 20 thread to be used on later type rocker shafts. Fitm...
View full detailsRocker Arm Springs - Eastern A-17483-57 - OEM 17483-57 - Ironhead 1957-1985
EasternEastern #: A-17483-57 · OEM #: 17483-57 Rocker arm springs is a OEM replacement. Fitment: 1957-1985 XL
Rocker Arm Dowel Pin Set - V-Twin 12-9912
V-Twin ManufacturingPanhead rocker arm dowel pin set Fitment: 1948-1965 FL
More about Engine - Rocker Arm
Engine Rocker Arm for Harley-Davidson Sportster models - sourced from Colony, V-Twin Manufacturing, and Eastern, built to OEM spec so you're not guessing on fit.
Also check Seals, Gaskets & O-Rings, Rocker Box and Cam depending on what your build needs next.