Harley Engine
Harley Bike Engine Parts at JJ Motorsports
Rebuild and boost your Harley's engine with premium parts from JJ Motorsports. Our inventory features complete gasket sets, piston kits, oil filters, pushrod tubes, and coolers designed for maximum strength, leak-free sealing, and high-performance in extreme conditions. Compatible with Big Twins, Softail, Touring, and more, these components support top-end overhauls, oil management, and durability for street rides or custom builds.
Shop trusted brands like Drag Specialties for magnetic filters and Wiseco for forged pistons. Explore related categories such as Harley air and fuel for carb tuning or Harley drivetrain for transmission upgrades.
Top Harley Engine Products
- DRAG SPECIALTIES Magnetic Ring Oil Filter - Chrome - 3-1/4" 140003HP-BX18 – Captures metal particles with pressure relief.
- WISECO Piston Kit .010 .883 XL K1656 – Forged aluminum with rings, pins, and circlips for rebuilds.
- DRAG SPECIALTIES Pushrod Tube Kit Big Twin 75711 – Includes tubes, clips, cups, and springs for complete engine.
- ULTRACOOL Below Regulator Mount Oil Cooler Stainless Steel RF-2CSS – Fits S&S 111/124/143 engines with machined adapter.
- PAUGHCO Ribbed Teardrop Air Cleaner 701-200 – Chrome-plated aluminum with mini filter.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
DRAG SPECIALTIES Oil Filter - Black - Victory T14-0026B
DRAG SPECIALTIES
$12.55Keeping your engine clean is non-negotiable for sustained performance and longevity. This Drag Specialties spin-on filter delivers reliable contaminant removal in a compact, maintenance-friendly...07120481- SKU:
- 07120481
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BASE COLOR:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- OIL FILTER
- COLOR/FINISH:
- BLACK
- TYPE:
- SPIN-ON
$12.55 -
DRAG SPECIALTIES Oil Filter - Chrome - M8 14-0020CNU
DRAG SPECIALTIES
$15.70Clean oil is non-negotiable for engine longevity, and a quality spin-on filter is your first line of defense against contaminants that degrade performance and accelerate wear. The Drag Specialties...07120640- SKU:
- 07120640
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- PRODUCT NAME:
- OIL FILTER
- TYPE:
- SPIN-ON
- BASE FINISH:
- CHROME
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- FEATURES:
- WITHOUT NUT
- FILTER MEDIA MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- STYLE:
- M8
$15.70 -
DRAG SPECIALTIES Oil Filter - With Nut - Chrome - M8 14-0020CKNU
DRAG SPECIALTIES
$19.90A quality oil filter is fundamental to engine longevity—it removes contaminants that would otherwise circulate through your engine and accelerate wear on critical components. This Drag Specialties...07120642- SKU:
- 07120642
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- OIL FILTER
- TYPE:
- SPIN-ON
- BASE FINISH:
- CHROME
- STYLE:
- M8
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES NUT
- FILTER MEDIA MATERIAL:
- PAPER
- UNITS:
- EACH
$19.90 -
DRAG SPECIALTIES Oil Filter with Nut - Black - M8 14-0020BKNU
DRAG SPECIALTIES
$15.70A quality oil filter is the first line of defense against engine wear, and this Drag Specialties spin-on design delivers reliable contamination control for your Harley-Davidson. By trapping metal...07120643- SKU:
- 07120643
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- COLOR/FINISH:
- BLACK
- FEATURES:
- INCLUDES NUT
- UNITS:
- EACH
- STYLE:
- M8
- FILTER MEDIA MATERIAL:
- PAPER
- RIDING STYLE:
- STREET
- TYPE:
- SPIN-ON
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- OIL FILTER
$15.70 -
DRAG SPECIALTIES Lifter Cover - Chrome - M8 I04-0890C
DRAG SPECIALTIES
$109.13Keep your M8 engine bay looking factory-fresh while protecting critical valve train components from dirt and debris. This die-cast aluminum cover maintains proper gasket sealing and reduces the risk...09401883- SKU:
- 09401883
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- UNITS:
- KIT
- TYPE:
- LIFTER
- RIDING STYLE:
- STREET
$109.13 -
DRAG SPECIALTIES Lifter Cover - Black - M8 I04-0890GB
DRAG SPECIALTIES
$115.49Keep your M8 engine bay looking sharp while protecting critical internal components from dust, debris, and moisture. The DRAG Specialties Lifter Cover delivers OEM-quality fitment with the durability...09401884- SKU:
- 09401884
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- TYPE:
- LIFTER
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
$115.49Qty in Cart: 0Quantity:Price:$115.49Subtotal: -
DRAG SPECIALTIES Points Cover - Chrome/Black 30-0152BA
DRAG SPECIALTIES
$35.99Your points cover is one of the most visible engine components—don't settle for stock plastic when a precision die-cast aluminum upgrade delivers both durability and style. This chrome and black...09400839- SKU:
- 09400839
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- BASE FINISH:
- CHROME
- COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- LIVE TO RIDE
- TYPE:
- POINT
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$35.99 -
DRAG SPECIALTIES Cam Cover - Satin Black 35-0025SB
DRAG SPECIALTIES
$288.32A quality cam cover does more than protect your engine's valve train—it maintains proper oil containment and prevents debris intrusion that can compromise performance and longevity. This Drag...09401245- SKU:
- 09401245
- Availability:
- Ships Same Business Day
- Weight:
- 2.51 LBS
- TYPE:
- CAM
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- SATIN
- UNITS:
- KIT
$288.32 -
DRAG SPECIALTIES Cam Cover - Satin Black 35-0015SB
DRAG SPECIALTIES
$274.49A quality cam cover does more than seal your engine—it protects critical internal components from dirt, moisture, and contamination while maintaining proper crankcase ventilation. The DRAG...09401246- SKU:
- 09401246
- Availability:
- Ships Same Business Day
- Weight:
- 2.56 LBS
- PRODUCT NAME:
- COVER
- TYPE:
- CAM
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- SATIN
- UNITS:
- KIT
$274.49 -
DRAG SPECIALTIES Points Cover - Chrome I30-0223
DRAG SPECIALTIES
$28.57A quality points cover protects your ignition system from moisture and debris while maintaining a cohesive aesthetic across your bike's engine bay. When you're investing in chrome brake caliper...09401642- SKU:
- 09401642
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- COVER
- TYPE:
- POINTS
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- STYLE:
- RADIUS
$28.57Qty in Cart: 0Quantity:Price:$28.57Subtotal: -
DRAG SPECIALTIES Points Cover - Flat Black I30-0223SB
DRAG SPECIALTIES
$28.57A clean, finished engine appearance starts with attention to detail—and your points cover is one of the most visible components on a classic or custom build. This Drag Specialties cover combines...09401643- SKU:
- 09401643
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- FLAT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- TYPE:
- POINTS
- UNITS:
- EACH
- STYLE:
- RADIUS
$28.57 -
DRAG SPECIALTIES Points Cover - Wrinkled Black I30-0223WB
DRAG SPECIALTIES
$28.57A points cover isn't just protective hardware—it's a visible detail that completes your engine's aesthetic while safeguarding critical ignition components from dirt, moisture, and damage. The Drag...09401644- SKU:
- 09401644
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- BLACK
- STYLE:
- RADIUS
- UNITS:
- EACH
- COLOR/FINISH:
- WRINKLE
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- TYPE:
- POINTS
$28.57 -
DRAG SPECIALTIES Cam Cover - Black 35-0025GB
DRAG SPECIALTIES
$256.47A properly sealed cam cover is essential for maintaining oil containment and protecting critical engine components from contamination and moisture. This die-cast aluminum cover delivers OEM-level...09401626- SKU:
- 09401626
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- TYPE:
- CAM
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GLOSS
- UNITS:
- KIT
$256.47Qty in Cart: 0Quantity:Price:$256.47Subtotal: -
DRAG SPECIALTIES Cam Cover - Black 35-0015GB
DRAG SPECIALTIES
$285.09A quality cam cover isn't just cosmetic—it protects critical engine components from contamination while maintaining proper oil circulation and seal integrity. The DRAG SPECIALTIES Cam Cover delivers...09401627- SKU:
- 09401627
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- MATERIAL:
- ALUMINUM
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- TYPE:
- CAM
- UNITS:
- KIT
- COLOR/FINISH:
- GLOSS
- RIDING STYLE:
- STREET
$285.09 -
DRAG SPECIALTIES Gasket Header - Softail I01-0205A
DRAG SPECIALTIES
$38.80A quality exhaust gasket is critical to maintaining a sealed header system—any leak compromises performance, wastes fuel, and introduces unwanted noise into your ride. The DRAG Specialties Gasket...09346424- SKU:
- 09346424
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- PRODUCT NAME:
- GASKET
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
- TYPE:
- EXHAUST
$38.80 -
DRAG SPECIALTIES Master Cylinder Gasket 027512-HC3
DRAG SPECIALTIES
$17.77A leaking master cylinder doesn't just compromise braking performance—it creates a safety hazard that demands immediate attention. This genuine DRAG SPECIALTIES replacement gasket restores a perfect...DS174940- SKU:
- DS174940
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- GASKET
- TYPE:
- MASTER CYLINDER COVER
- UNITS:
- 10 PACK
- MOUNTING POSITION:
- FRONT
- RIDING STYLE:
- STREET
$17.77 -
DRAG SPECIALTIES Oil Filter - Paper 14-0001-BX18
DRAG SPECIALTIES
$9.40Consistent oil filtration is non-negotiable for engine longevity and performance—whether you're running street miles or track days. The DRAG SPECIALTIES Oil Filter 14-0001-BX18 delivers reliable...DS275201- SKU:
- DS275201
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- ELEMENT
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL FILTER
- FILTER MEDIA MATERIAL:
- PAPER
- UNITS:
- EACH
$9.40Qty in Cart: 0Quantity:Price:$9.40Subtotal: -
DRAG SPECIALTIES Points Cover - Black 30-0152KWB
DRAG SPECIALTIES
$24.33A points cover isn't just protective hardware—it's a visual statement that ties your engine bay together with intentional design details. This Drag Specialties cover features radiused edges that...09401243- SKU:
- 09401243
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- PRODUCT NAME:
- COVER
- TYPE:
- POINTS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- STYLE:
- RADIUS
- COLOR/FINISH:
- WRINKLE
- COLOR/FINISH:
- BLACK
$24.33 -
DRAG SPECIALTIES Swing Arm Mount C16-0114
DRAG SPECIALTIES
$34.93A quality swing arm mount is critical to maintaining chassis rigidity and suspension geometry under acceleration and cornering loads. The DRAG SPECIALTIES C16-0114 delivers OE-equivalent performance...09330053- SKU:
- 09330053
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- MOUNT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- TYPE:
- ISOLATOR
$34.93 -
On Sale
S&S CYCLE Gaskets - 74/80" - .032" 930-0088
S&S CYCLE
MSRP: $71.95Now: $64.76Was: $71.95A reliable head gasket is the foundation of engine integrity, and S&S Cycle's proven design ensures consistent sealing under the extreme pressures of high-performance riding. Built with aramid...09345016- SKU:
- 09345016
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- THICKNESS IMPERIAL:
- 0,032'
- BORE SIZE IMPERIAL:
- 3.500'
- TYPE:
- CYLINDER HEAD
- UNITS:
- PAIR
- BORE SIZE:
- 3,500'
- MATERIAL:
- COPPER
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
- THICKNESS:
- 0,81 MM (0,032')
- THICKNESS METRIC:
- 0.81 MM
MSRP: $71.95Now: $64.76Was: $71.95
