Harley Hardware
Harley Bike Hardware at JJ Motorsports
Finish your Harley build with premium hardware from JJ Motorsports, featuring chrome rotor bolts, exhaust stud kits, and grommet assortments for clean installation and long-lasting reliability on Sportster, Big Twin, Evo, Twin Cam, and M8 models. These high-quality fasteners and grommets ensure perfect fit and show-ready finish.
Shop Performance Tool, Gardner Westcott, and Feuling hardware for proven strength. Explore related categories such as Harley frame and body for fenders and covers, or Harley for seats and exhaust to complete your custom build.
Top Harley Hardware
- Performance Tool Grommet Assortment W5214 – 125-piece rubber grommet kit; perfect for wiring, frame, and tank mounting protection.
- Gardner Westcott Rotor Bolt Set Cast Chrome C-61-32T – Chrome rotor bolt set for cast wheels; polished finish with Torx head for secure mounting.
- Feuling Oil Pump Corp Exhaust Stud Kit 3048 – High-strength exhaust stud kit; includes nuts and washers for leak-free header installation.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
DRAG SPECIALTIES Socket Head Generator 71-84XL MK143
DRAG SPECIALTIES
$12.91Custom generator installations demand fasteners engineered for reliability and precision—off-the-shelf hardware simply won't cut it. This DRAG Specialties socket head bolt set delivers the exact specifications you need for 1971-1984 XL Harley-Davidson...DS190787- SKU:
- DS190787
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- UNITS:
- SET
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- APPLICATION:
- GENERATOR MOUNT
$12.91 -
DRAG SPECIALTIES Oil Pump Socket-Head Plug MK112
DRAG SPECIALTIES
$30.19A complete engine rebuild demands precision fasteners that won't let you down, and Drag Specialties' socket-head plug sets deliver exactly that—comprehensive coverage for virtually every mounting point on your Big Twin or Sportster. Rather than hunting...DS190783- SKU:
- DS190783
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- STREET
- UNITS:
- SET
- BASE COLOR:
- SILVER
- HEAD TYPE:
- BUTTON
- STYLE:
- SMOOTH
- APPLICATION:
- OIL PUMP PLUG
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
$30.19 -
DRAG SPECIALTIES Socket Head Rocker Plug X/FX 71-84 MK181
DRAG SPECIALTIES
$49.30Socket head rocker plugs are critical components in Harley-Davidson X/FX models—they seal the rocker box and prevent oil leakage that compromises engine performance and cleanliness. OEM plugs wear out and crack over time, leading to costly oil seepage...DS190779- SKU:
- DS190779
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- END PLUG
- BASE COLOR:
- SILVER
- MEASUREMENT SYSTEM:
- SAE
- UNITS:
- 4 PACK
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- APPLICATION:
- ROCKER ARM SHAFT
- DIAMETER - THREAD SIZE IMPERIAL:
- 1/2-20
$49.30Qty in Cart: 0Quantity:Price:$49.30Subtotal: -
COLONY Rocker Shaft End Plug 57-70 XL 8222-8
COLONY
$47.95Rocker shaft end plugs wear out silently, leading to oil leakage and compromised valve train integrity. This complete COLONY replacement set restores proper sealing and prevents costly engine damage from degradation. Stock-style fitment means...DS190774- SKU:
- DS190774
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- SILVER
- APPLICATION:
- ROCKER SHAFT
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- HARDWARE KIT
- TYPE:
- END PLUG
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- STYLE:
- STOCK
$47.95 -
COLONY Rocker Shaft End Plug 71-84 Big Twin 8224-8
COLONY
$47.95Rocker shaft end plugs are critical wear items that prevent oil leakage and maintain proper pressure in your big twin's valve train. Stock plugs deteriorate over time, leading to seepage that compromises engine cleanliness and performance. This complete...DS190773- SKU:
- DS190773
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- APPLICATION:
- ROCKER SHAFT
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- HARDWARE KIT
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- STYLE:
- STOCK
- TYPE:
- END PLUG
$47.95 -
DRAG SPECIALTIES Camshaft Cover Bolt Set - Polished - XL MK249S
DRAG SPECIALTIES
$46.39A complete engine bolt set eliminates the hassle of sourcing fasteners from multiple suppliers and ensures you're using the correct specification for every critical motor application. These polished socket-head bolts deliver a finished appearance while...DS190768S- SKU:
- DS190768S
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- APPLICATION:
- CAM COVER
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- STYLE:
- SMOOTH
- BASE COLOR:
- SILVER
- HEAD TYPE:
- FLAT (COUNTERSUNK)
- RIDING STYLE:
- STREET
- UNITS:
- SET
$46.39 -
DRAG SPECIALTIES Camshaft Cover Bolt Set - XL MK249
DRAG SPECIALTIES
$38.83Complete engine bolt sets save you countless hours sourcing individual fasteners across multiple cover locations, ensuring every connection meets OEM specifications without guesswork. These socket-head bolts are engineered to the precise tolerances...DS190768- SKU:
- DS190768
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- HEAD TYPE:
- SOCKET
- PRODUCT NAME:
- BOLT
- APPLICATION:
- CAM COVER
- BASE FINISH:
- CHROME
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- UNITS:
- SET
$38.83 -
DRAG SPECIALTIES 70-76 FX FL Smooth Motor Bolt Kit MK110S
DRAG SPECIALTIES
$106.00Stock fasteners on your classic Harley are vulnerable to vibration, corrosion, and catastrophic failure during high-RPM operation. The DRAG SPECIALTIES 70-76 FX FL Smooth Motor Bolt Kit MK110S replaces all critical engine hardware with premium...DS190767S- SKU:
- DS190767S
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- BASE FINISH:
- CHROME
- STYLE:
- SMOOTH
- UNITS:
- KIT
- HEAD TYPE:
- SOCKET
- APPLICATION:
- ENGINE
- PRODUCT NAME:
- BOLT KIT
- RIDING STYLE:
- STREET
$106.00Qty in Cart: 0Quantity:Price:$106.00Subtotal: -
DRAG SPECIALTIES 77-84 FX FL Smooth Motor Bolt Kit MK109S
DRAG SPECIALTIES
$116.59If you're rebuilding a classic FX or FL big twin, OEM fasteners don't cut it—they strip, corrode, and fail under the demands of modern riding. This Drag Specialties socket-head bolt kit gives you US-made precision fasteners engineered for the durability...DS190766S- SKU:
- DS190766S
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- BASE FINISH:
- CHROME
- STYLE:
- SMOOTH
- UNITS:
- KIT
- HEAD TYPE:
- SOCKET
- APPLICATION:
- ENGINE
- PRODUCT NAME:
- BOLT KIT
- RIDING STYLE:
- STREET
$116.59 -
DRAG SPECIALTIES Socket Head Motor 77-84 Big Twin 4 Speed MK109
DRAG SPECIALTIES
$84.19When you're rebuilding or maintaining a 77-84 Big Twin 4-speed, fastener quality directly impacts reliability and longevity. This Drag Specialties socket head motor bolt kit consolidates the essential fasteners you'll need across multiple engine...DS190766- SKU:
- DS190766
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- HEAD TYPE:
- SOCKET
- STYLE:
- KNURLED
- UNITS:
- KIT
- APPLICATION:
- ENGINE
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT KIT
- RIDING STYLE:
- STREET
$84.19 -
DRAG SPECIALTIES Socket Head Motor XL 71-76 MK118
DRAG SPECIALTIES
$74.47A complete fastener solution engineered for Harley-Davidson XL engines, this socket head motor bolt kit eliminates the need to source individual hardware across multiple systems. Precision CNC-manufactured in the U.S.A., these bolts ensure consistent...DS190761- SKU:
- DS190761
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- HEAD TYPE:
- SOCKET
- PRODUCT NAME:
- BOLT KIT
- APPLICATION:
- ENGINE
- STYLE:
- KNURLED
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$74.47 -
DRAG SPECIALTIES Socket Head Motor XL 77-84 MK101
DRAG SPECIALTIES
$85.27Factory-original socket head motor bolts are engineered for the specific torque demands and vibration loads of your Harley-Davidson's power plant. Using OEM-specification fasteners throughout your engine eliminates the risk of bolt failure, stripped...DS190760- SKU:
- DS190760
- Availability:
- Ships Same Business Day
- Weight:
- 2.13 LBS
- BASE FINISH:
- CHROME
- UNITS:
- KIT
- APPLICATION:
- ENGINE
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- HEAD TYPE:
- SOCKET
- PRODUCT NAME:
- BOLT KIT
$85.27Qty in Cart: 0Quantity:Price:$85.27Subtotal: -
DRAG SPECIALTIES Socket-Head Smooth Camshaft Primary Bolt Kit MK142S
DRAG SPECIALTIES
$71.23Custom engine builds demand fasteners that match your precision standards—and OEM hardware often falls short in durability or availability. This Drag Specialties socket-head bolt kit eliminates the frustration of sourcing individual fasteners across...DS190758S- SKU:
- DS190758S
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- APPLICATION:
- PRIMARY COVER
- BASE FINISH:
- CHROME
- STYLE:
- SMOOTH
- APPLICATION:
- CAM COVER
- APPLICATION:
- DERBY COVER
- APPLICATION:
- TRANSMISSION
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- RIDING STYLE:
- STREET
- UNITS:
- SET
- PRODUCT NAME:
- BOLT
$71.23 -
DRAG SPECIALTIES Socket-Head Side Cover Bolt Kit MK142
DRAG SPECIALTIES
$37.75OEM fastener sets often come mixed or incomplete, forcing you to source bolts piecemeal and risk mismatched hardware across critical engine covers. The Drag Specialties Socket-Head Side Cover Bolt Kit MK142 delivers a complete, application-specific...DS190758- SKU:
- DS190758
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- APPLICATION:
- TRANSMISSION
- BASE COLOR:
- SILVER
- UNITS:
- SET
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- BOLT
- STYLE:
- KNURLED
- APPLICATION:
- CAM COVER
- APPLICATION:
- DERBY COVER
- APPLICATION:
- PRIMARY COVER
- HEAD TYPE:
- SOCKET
$37.75 -
DRAG SPECIALTIES Socket Head Side Cover Bolts - Chrome - XL '57-'69 MK177
DRAG SPECIALTIES
$38.80OEM-quality fasteners are the foundation of a properly finished engine—and Drag Specialties socket head side cover bolts deliver the durability and appearance your build demands. These chrome-finished bolts resist corrosion while maintaining the clean,...DS190752- SKU:
- DS190752
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- APPLICATION:
- CAM COVER
- APPLICATION:
- PRIMARY COVER
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- UNITS:
- SET
$38.80Qty in Cart: 0Quantity:Price:$38.80Subtotal: -
DRAG SPECIALTIES Smooth Socket Camshaft/Primary Bolts - XL '71-'76 MK162S
DRAG SPECIALTIES
$44.05OEM-quality fasteners are the foundation of a reliable engine assembly—and these Drag Specialties socket head camshaft and primary bolts are engineered to maintain precise clamping force through the heat cycles and vibration that define street and strip...DS190751S- SKU:
- DS190751S
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- APPLICATION:
- OIL CHECK SCREW
- RIDING STYLE:
- STREET
- APPLICATION:
- CAM COVER
- BASE COLOR:
- SILVER
- STYLE:
- SMOOTH
- UNITS:
- SET
- APPLICATION:
- PRIMARY COVER
- HEAD TYPE:
- SOCKET
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
$44.05Qty in Cart: 0Quantity:Price:$44.05Subtotal: -
DRAG SPECIALTIES Socket Head Side Cover Bolts - XL '71-'76 MK162
DRAG SPECIALTIES
$26.95Over time, factory socket head bolts on your XL big twin can corrode, strip, or simply wear out—compromising both the appearance and integrity of your side covers. DRAG Specialties offers U.S.-manufactured replacements that restore your engine's clean...DS190751- SKU:
- DS190751
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- BASE COLOR:
- SILVER
- HEAD TYPE:
- SOCKET
- APPLICATION:
- CAM COVER
- APPLICATION:
- OIL CHECK SCREW
- APPLICATION:
- PRIMARY COVER
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BOLT
- RIDING STYLE:
- STREET
- STYLE:
- KNURLED
- UNITS:
- SET
$26.95 -
DRAG SPECIALTIES Socket Head Side Cover Bolts - XL '77-'85 MK161
DRAG SPECIALTIES
$26.95Socket head side cover bolts are critical fasteners that secure your engine covers to the crankcase—and worn or damaged originals can lead to oil leaks and a sloppy appearance. This OEM-spec bolt set from DRAG Specialties delivers the exact fit and...DS190750- SKU:
- DS190750
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- BOLT
- STYLE:
- KNURLED
- APPLICATION:
- CAM COVER
- APPLICATION:
- OIL CHECK SCREW
- APPLICATION:
- PRIMARY COVER
- APPLICATION:
- SPROCKET COVER
- HEAD TYPE:
- SOCKET
- BASE COLOR:
- SILVER
- UNITS:
- SET
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
$26.95 -
DRAG SPECIALTIES Triple Tree Pinch Bolts MK120
DRAG SPECIALTIES
$7.51A complete engine bolt restoration matters when you're building or rebuilding a Big Twin or Sportster—factory fasteners corrode, strip, or simply don't match your custom aesthetic. DRAG Specialties Triple Tree Pinch Bolts deliver OEM-equivalent...DS190743- SKU:
- DS190743
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BASE FINISH:
- CHROME
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- BOLT
- APPLICATION:
- TRIPLE TREE
- HEAD TYPE:
- SOCKET
- BASE COLOR:
- SILVER
- STYLE:
- KNURLED
- UNITS:
- SET
$7.51Qty in Cart: 0Quantity:Price:$7.51Subtotal: -
DRAG SPECIALTIES 5-Speed Socket-Head Smooth Transmission Cover Bolt Kit - Big Twin MK160S
DRAG SPECIALTIES
$21.55Stock fasteners can loosen, corrode, or strip under the stress of high-performance riding—compromising both reliability and your engine's appearance. The DRAG Specialties 5-Speed Socket-Head Smooth Transmission Cover Bolt Kit replaces worn or damaged...DS190741S- SKU:
- DS190741S
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- SILVER
- HEAD TYPE:
- FLAT (COUNTERSUNK)
- RIDING STYLE:
- STREET
- UNITS:
- SET
- PRODUCT NAME:
- BOLT
- BASE FINISH:
- CHROME
- STYLE:
- SMOOTH
- APPLICATION:
- SIDE COVER
$21.55
