Rockers
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Colony - 8224-8 Rocker Shaft End Plug fits '71-'84 Shovelhead & '71-'85 Sportster Models (OEM #17448-71A, 7875)
Colony Machine
$47.95Colony - 8224-8 Rocker Shaft End Plug fits '71-'84 Shovelhead & '71-'85 Sportster Models (OEM #17448-71A, 7875) Features: Complete sets stock-style replacement rocker shaft end plugs, nuts, and washers Made in the U.S.A...$47.95 -
V-Twin - Rocker Box Breather Kit fits '99-'16 FLT, '99-'17 FLST/FXST/FXD Models (OEM #17650-02)
V-Twin Manufacturing
$34.36V-Twin - Rocker Box Breather Kit fits '99-'16 FLT, '99-'17 FLST/FXST/FXD Models (OEM #17650-02) Rocker box breather kit is for Twin Cam models Please Note: Sold each, however 2 kits are required per motor Fitment FLT 1999-2016 FLST...$34.36 -
Feuling - Gorilla Rocker Shaft and Bolt Kit fits '99-'01 Harley Model
Feuling
$279.95Feuling - Gorilla Rocker Shaft and Bolt Kit fits '99-'01 Harley Model This kit is recommended for all Twin Cam engines, especially for engines running higher lift camshafts and heavier valve springs. Features Gas nitrided and final surface...$279.95 -
S&S Cycle - Chrome Die-Cast Rocker Box fits '99-'17 Twin Cam Motors
S&S Cycle
$1,091.95S&S Cycle - Chrome Die-Cast Rocker Box fits '99-'17 Twin Cam Motors Features Positive O-ring seal ensures leak-free operation Include rocker boxes, gaskets and mounting bolts The assembler must supply rocker shafts and and rocker arms for all...$1,091.95 -
S&S Cycle - Rocker Arm Stud Kit fits '17-'21 M8 Models
S&S Cycle
$122.95S&S Cycle - Rocker Arm Stud Kit fits '17-'21 M8 Models This rocker arm stud kit lengthens the life of your cylinder heads AND helps prevent damage to the rocker arm towers! You can re-torque the rocker arm nuts after installation. The kit...$122.95 -
Rough Crafts - Grooved Rocker Box Cover fits '17 & Up M8 Softail Models (Choose Finish)
Rough Crafts
$699.95Rough Crafts - Grooved Rocker Box Cover fits '17 & Up M8 Softail Models These Grooved Rocker Box Covers come complete with all of the necessary mounting hardware for a quick and easy installation. Available in your choice of a black or chrome finish...$699.95 -
S&S Cycle - Roller Rocker Arms fits M8 Softail Models
S&S Cycle
$611.95S&S Cycle - Roller Rocker Arms fits M8 Softail Models Features Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other...$611.95 -
Performance Machine - Rocker Box Covers fits '17-'21 M-Eight
Performance Machine
$1,026.95Performance Machine - Rocker Box Covers fits '17-'20 M-Eight These Rocker Box Covers were created to be designed the way that best fits your bike's style. They are available in chrome, contrast cut or platinum cut finishes. Features Direct...$1,026.95 -
Colony - 9830-28 Cadmium Rocker Box Screw Kit fits '57-'76 Sportster Models
Colony Machine
$33.98Colony - 9830-28 Cadmium Rocker Box Screw Kit fits '57-'76 Sportster Models Rocker box screw kit with a cadmium finish. Fitment: XL 1957-1976$33.98 -
EMD - Ribbed Rocker Covers fit '84-'99 Big Twin Evo - Black
EMD
$350.95EMD - Ribbed Rocker Covers fit '84-'99 Big Twin Evo - Black Dress up your motor and give it a custom old school look with these EMD upper rocker covers. Made from cast aluminum and then CNC machined for precise fit. Available in raw cast or black...$350.95 -
Out of stock
Rocker Lockers - Top End Noise Reduction Kit fits '84-'99 Evo Big Twin Models
Rocker Lockers
$24.99Rocker Lockers - Top End Noise Reduction Kit fits '84-'99 Evo Big Twin Models Want to get rid of that top end ticking noise in your motor? This is exactly what you're looking for! Rocker Lockers' Top End Noise Reduction Kit will eliminate that noise...$24.99 -
Out of stock
EMD - Rocker Covers - fits '17-Up M8
EMD
$499.95 - $539.95EMD - Rocker Covers - fits '17-Up M8 Dress up your M8 with a Rocker Cover by EMD. Features: Available in Classic Ribbed or Shovel design Available in Black or Raw finish Gaskets sold separately Fitment: 2019 - FXDR Softail Power...$499.95 - $539.95 -
Out of stock
Feuling - Gorilla Rocker Shaft and Bolt Kit fits '01-'17 Harley Model
Feuling
$269.95Feuling - Gorilla Rocker Shaft and Bolt Kit fits '01-'17 Harley Model This kit is recommended for all Twin Cam engines, especially for engines running higher lift camshafts and heavier valve springs. Features Gas nitrided and final surface...$269.95 -
Out of stock
V-Twin - Black Top Rocker Box Cover and D-Ring Kit fits '86-'03 Sportster Model
V-Twin Manufacturing
$281.33V-Twin - Black Top Rocker Box Cover and D-Ring Kit fits '86-'03 Sportster Model Black top rocker box cover set includes d-ring kit. Fitment: XL 1986-2003$281.33 -
Out of stock
Drag Specialties - Chrome Rocker Box Kit - Fits '04-'06 XL Sportster Models
Drag Specialties
$277.95Drag Specialties Chrome Rocker Box Kit Fits '04-'06 XL Sportster Models Features: Quality construction with exact dimensions ensures a perfect, leakproof fit Available in chrome or with a satin black powdercoat finish Sold each, two required per...$277.95 -
Out of stock
EMD - XR Trackster Rocker Box Covers -Black fits '04-'17 XL Models
EMD
$582.95The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not...$582.95 -
Out of stock
EMD - Sherman Rocker Box Covers -Raw fits '99-'17 Twin Cam Models
EMD
$328.95The EMD Sherman Rocker Box Covers: Cool, rigid and old-fashioned industrial style with class offered as a bolt-on upgrade Real alternative to the "billet" trend; these add soul and charisma Manufactured in die-cast aluminum with CNC milled gasket...$328.95 -
Out of stock
Colony - Acorn Rocker Box Bolts and Washers -Chrome fits '57-'76 XL
Colony Machine
$63.99The rocker box bolts and washers are for both heads. Chrome finish Fits: XL 1957-1976$63.99 -
Out of stock
Drag Specialties - DS193833 - Rocker Arm - Rear Exhaust/Front Intake
Drag Specialties
$80.53Drag Specialties - DS193833 - Rocker Arm - Rear Exhaust/Front IntakeFeaturesOEM style rocker armsReplacement Part for OEM Number(s):1736083,1736083ASpecsApplicationIntakeProduct NameRocker ArmUnitsEachApplicationExhaustMounting PositionFront...$80.53 -
Out of stock
Drag Specialties - DS193800 - Rocker Arm - Rear Exhaust/Front Intake - Shovelhead
Drag Specialties
$52.99Drag Specialties - DS193800 - Rocker Arm - Rear Exhaust/Front Intake - ShovelheadFeaturesOEM style rocker armsReplacement Part for OEM Number(s):1736066ASpecsApplicationExhaustMounting PositionFront IntakeMounting PositionRear ExhaustProduct NameRocker...$52.99 -
Out of stock
Drag Specialties - DS193801 - Rocker Arm - Front Exhaust/Rear Intake - Shovelhead
Drag Specialties
$52.99Drag Specialties - DS193801 - Rocker Arm - Front Exhaust/Rear Intake - ShovelheadFeaturesOEM style rocker armsReplacement Part for OEM Number(s):1737566ASpecsMounting PositionRear IntakeRiding StyleStreetApplicationIntakeApplicationExhaustMounting...$52.99 -
Out of stock
Drag Specialties - 09270023 - Rocker Arm Shaft
Drag Specialties
$25.45Drag Specialties - 09270023 - Rocker Arm ShaftFeaturesRocker arm shaft for Harley Davidson modelsReplacement Part for OEM Number(s):1761166BSpecsMounting PositionRearProduct NameShaftRiding...$25.45 -
Out of stock
Drag Specialties - 09270005 - Rocker Arm Seal Kit - Big Twin
Drag Specialties
$3.01Drag Specialties - 09270005 - Rocker Arm Seal Kit - Big TwinFeaturesContains shims, spacers and seals to rebuild all four rocker arm shafts found in 66-84 Shovelhead enginesRocker arm won’t come out of adjustment or need re-shimmingOnly needs to be...$3.01 -
Out of stock
Drag Specialties - 09270004 - Rocker Arm Shim Kit - Big Twin
Drag Specialties
$23.41Drag Specialties - 09270004 - Rocker Arm Shim Kit - Big TwinFeaturesContains shims, spacers and seals to rebuild all four rocker arm shafts found in '66-'84 Shovelhead enginesRocker arm won't come out of adjustment or need re-shimmingOnly needs to be...$23.41 -
Out of stock
S&S Cycle - 90-4006 - Rocker Arm Shaft - Twin Cam/XL
S&S Cycle
$16.95S&S Cycle - 90-4006 - Rocker Arm Shaft - Twin Cam/XLFeaturesMade in the U.S.A.SpecsRiding StyleStreetUnitsEachProduct NameShaftTypeRocker ArmFitment1997-2000 Buell M2 Cyclone1996 Buell S1 Lightning1998 Buell S1 White Lightning1994 Buell S2...$16.95 -
Out of stock
EMD - XR Trackster Rocker Box Covers -Raw fits '04-'17 XL Models
EMD
$527.99The XR Trackster Rocker Box Covers Make that Evolution Sportster look like a XR750 flat track racer Manufactured in die cast aluminum with CNC milled gasket surface Mounts in place of stock rocker box cover using stock hardware and gaskets; not...$527.99 -
Out of stock
HardDrive - Shovel Rocker Arms - Front Exh/Rear Int '66-'84 Big Twins
HardDrive
$40.95The HardDrive Shovel Rocker Arms: Fits '66-'84 Big Twin Models Rocker arms include bushings$40.95 -
Out of stock
HardDrive - Shovel Rocker Arms - Rear Exh/Front Int '66-'84 Big Twins
HardDrive
$40.95The HardDrive Shovel Rocker Arms: Fits '66-'84 Big Twin Models Rocker arms include bushings$40.95
Harley Rockers & Rocker Boxes
Crafted from high-strength forged steel or billet aluminum, our Harley rocker arms and rocker boxes are built to handle the demands of high-RPM engines and heavy-duty riding. Enhanced oil flow channels improve lubrication and cooling, while reducing valvetrain noise and increasing engine response.
Designed to exceed OEM standards, our rockers and rocker boxes fit a wide range of Harley-Davidson models and are easy to install—making them ideal for both custom builds and restorations.
Give your V-twin the upgrade it deserves. Shop our collection of Harley rockers and rocker boxes today and boost both performance and reliability.