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 Tank - Chrome - Softail 74761A
DRAG SPECIALTIES
$276.61A properly functioning oil tank is critical to maintaining consistent lubrication and engine reliability during sustained high-performance riding. The Drag Specialties Oil Tank delivers OEM-level...DS310109- SKU:
- DS310109
- Availability:
- Ships Same Business Day
- Weight:
- 10.44 LBS
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- PRODUCT NAME:
- OIL TANK
- TYPE:
- SIDE FILL
- FEATURES:
- INCLUDES OIL FILLER PLUG
- RIDING STYLE:
- STREET
- BASE FINISH:
- CHROME
$276.61Qty in Cart: 0Quantity:Price:$276.61Subtotal: -
DRAG SPECIALTIES Winged Oil Tank - Softail 74761
DRAG SPECIALTIES
$280.85A quality oil tank isn't just a reservoir—it's a critical component that affects your Softail's appearance, accessibility, and frame integration. The DRAG SPECIALTIES Winged Oil Tank eliminates the...DS310113- SKU:
- DS310113
- Availability:
- Ships Same Business Day
- Weight:
- 10.56 LBS
- CAPACITY METRIC:
- 2.8 LITER
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- FEATURES:
- INCLUDES FILLER CAP AND DRAIN PLUG
- MATERIAL:
- CHROME
- TYPE:
- SIDE FILL
- BASE FINISH:
- CHROME
- CAPACITY IMPERIAL:
- 3 US QUART
- PRODUCT NAME:
- OIL TANK
- RIDING STYLE:
- STREET
- STYLE:
- WINGED
$280.85Qty in Cart: 0Quantity:Price:$280.85Subtotal: -
DRAG SPECIALTIES Oil Pressure Gauge Mount - Big Twin EVO 71685
DRAG SPECIALTIES
$37.05Monitoring oil pressure in real-time is critical for engine health and performance—especially on Big Twin EVO motors running at sustained RPMs or under load. This DRAG SPECIALTIES mount gives you a...DS244101- SKU:
- DS244101
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- GAUGE
- PRODUCT NAME:
- MOUNT
$37.05Qty in Cart: 0Quantity:Price:$37.05Subtotal: -
DRAG SPECIALTIES Rocker Box Oil Line - FX 70197
DRAG SPECIALTIES
$33.87Proper oil circulation is critical to rocker box performance and engine longevity, especially in high-rpm applications where thermal stress demands reliable delivery. The DRAG SPECIALTIES Rocker Box...DS246010- SKU:
- DS246010
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- UNITS:
- SET
- BASE FINISH:
- CHROME
- FEATURES:
- INCLUDES FITTING
- FEATURES:
- INCLUDES SEAL
- MATERIAL:
- STEEL
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- OIL LINE KIT
- RIDING STYLE:
- STREET
- TYPE:
- ROCKER
$33.87Qty in Cart: 0Quantity:Price:$33.87Subtotal: -
DRAG SPECIALTIES Oil Line Replacement Washers - 6-Pack 600
DRAG SPECIALTIES
$2.97Stainless steel braided oil lines are only as reliable as their sealing components. These replacement washers are essential maintenance items that prevent oil weeping at connection points, ensuring...07110063- SKU:
- 07110063
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- STYLE:
- BRAIDED
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- TYPE:
- OIL LINE
- UNITS:
- 6 PACK
$2.97 -
DRAG SPECIALTIES Oil Line Kit - Stainless Steel - Softail 606001
DRAG SPECIALTIES
$198.17Factory oil lines degrade over time, compromising both reliability and aesthetics on your Softail. This stainless steel replacement kit delivers direct OEM fitment while eliminating corrosion...07110035- SKU:
- 07110035
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- FEATURES:
- 6-LINE KIT
- STYLE:
- BRAIDED
- COLOR/FINISH:
- CHROME
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- LINE
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
$198.17Qty in Cart: 0Quantity:Price:$198.17Subtotal: -
DRAG SPECIALTIES Oil Line Kit - Stainless Steel - Softail 606002
DRAG SPECIALTIES
$144.11Factory oil lines degrade over time, risking leaks that compromise engine lubrication and reliability on the track or street. This stainless steel replacement kit restores OEM-spec flow while...07110036- SKU:
- 07110036
- Availability:
- Ships Same Business Day
- Weight:
- 1.19 LBS
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- COLOR/FINISH:
- CHROME
- FEATURES:
- 4-LINE KIT
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- LINE
- STYLE:
- BRAIDED
- UNITS:
- KIT
$144.11 -
DRAG SPECIALTIES Oil Line Kit - Stainless Steel - FXR 606003
DRAG SPECIALTIES
$174.85Factory oil lines degrade over time, compromising both flow efficiency and system integrity on your FXR. This direct-replacement kit eliminates the guesswork with OEM-equivalent specifications and...07110037- SKU:
- 07110037
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- MATERIAL:
- STAINLESS STEEL
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- STYLE:
- BRAIDED
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- FEATURES:
- 4-LINE KIT
- PRODUCT NAME:
- LINE
$174.85Qty in Cart: 0Quantity:Price:$174.85Subtotal: -
DRAG SPECIALTIES Oil Line Kit - Stainless Steel - FXR 606004
DRAG SPECIALTIES
$174.85OEM oil lines degrade over time, leading to potential leaks that compromise engine lubrication and reliability. This stainless steel kit delivers direct OEM replacement functionality with superior...07110038- SKU:
- 07110038
- Availability:
- Ships Same Business Day
- Weight:
- 1.61 LBS
- COLOR/FINISH:
- CHROME
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- FEATURES:
- 5-LINE KIT
- PRODUCT NAME:
- LINE
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- BRAIDED
$174.85Qty in Cart: 0Quantity:Price:$174.85Subtotal: -
DRAG SPECIALTIES Oil Line Kit - Stainless Steel - Sportster 606007
DRAG SPECIALTIES
$146.23Factory oil lines deteriorate over time, leading to leaks, inconsistent pressure, and potential engine damage. This stainless steel replacement kit restores OEM-spec flow and reliability while...07110039- SKU:
- 07110039
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- LINE
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- BRAIDED
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- FEATURES:
- 5-LINE KIT
$146.23Qty in Cart: 0Quantity:Price:$146.23Subtotal: -
DRAG SPECIALTIES Oil Line Kit - Stainless Steel - Sportster 606008
DRAG SPECIALTIES
$168.49OEM oil lines deteriorate over time, leading to leaks and potential engine damage that sidelines your bike. This stainless steel replacement kit restores proper oil flow and system integrity with...07110040- SKU:
- 07110040
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- STYLE:
- BRAIDED
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- FEATURES:
- 4-LINE KIT
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- LINE
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
$168.49Qty in Cart: 0Quantity:Price:$168.49Subtotal: -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 9" 609
DRAG SPECIALTIES
$30.69A reliable oil line is critical to maintaining consistent lubrication under high-demand racing conditions—any restriction or failure compromises engine protection and performance. This stainless...07110044- SKU:
- 07110044
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- PRODUCT NAME:
- LINE
- COLOR/FINISH:
- CHROME
- INSIDE DIAMETER METRIC:
- 8.7 MM
- LENGTH METRIC:
- 23 CM
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- BRAIDED
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- LENGTH IMPERIAL:
- 9'
- RIDING STYLE:
- STREET
- STYLE:
- UNIVERSAL
- TYPE:
- OIL
$30.69Qty in Cart: 0Quantity:Price:$30.69Subtotal: -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 11" 611
DRAG SPECIALTIES
$30.85Reliable oil line routing is critical for maintaining consistent lubrication pressure in high-performance engines, especially in forced induction or racing applications where stock lines fall short...07110046- SKU:
- 07110046
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- BASE COLOR:
- SILVER
- LENGTH METRIC:
- 28 CM
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- LENGTH IMPERIAL:
- 11'
- PRODUCT NAME:
- LINE
- STYLE:
- UNIVERSAL
- COLOR/FINISH:
- CHROME
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- INSIDE DIAMETER METRIC:
- 8.7 MM
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- STYLE:
- BRAIDED
$30.85Qty in Cart: 0Quantity:Price:$30.85Subtotal: -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 12" 612
DRAG SPECIALTIES
$32.81Reliable oil circulation is fundamental to engine longevity and consistent performance, especially in high-demand racing applications. This stainless steel oil line delivers corrosion resistance and...07110047- SKU:
- 07110047
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- LENGTH IMPERIAL:
- 12'
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- BRAIDED
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- PRODUCT NAME:
- LINE
- STYLE:
- UNIVERSAL
- COLOR/FINISH:
- CHROME
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- INSIDE DIAMETER METRIC:
- 8.7 MM
- LENGTH METRIC:
- 30.5 CM
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- UNITS:
- EACH
$32.81 -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 14" 614
DRAG SPECIALTIES
$32.91Reliable oil lines are foundational to any high-performance engine setup, and compromising on quality invites leaks, pressure loss, and catastrophic failure. The DRAG Specialties stainless steel oil...07110049- SKU:
- 07110049
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COLOR/FINISH:
- CHROME
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- INSIDE DIAMETER METRIC:
- 8.7 MM
- PRODUCT NAME:
- LINE
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- LENGTH IMPERIAL:
- 14'
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- LENGTH METRIC:
- 35.5 CM
- STYLE:
- BRAIDED
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- UNIVERSAL
$32.91Qty in Cart: 0Quantity:Price:$32.91Subtotal: -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 17" 617
DRAG SPECIALTIES
$34.97Reliable oil delivery is non-negotiable in high-performance applications where system integrity directly impacts engine longevity and consistent power output. This Drag Specialties oil line combines...07110052- SKU:
- 07110052
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- STYLE:
- BRAIDED
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- PRODUCT NAME:
- LINE
- STYLE:
- UNIVERSAL
- COLOR/FINISH:
- CHROME
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- INSIDE DIAMETER METRIC:
- 8.7 MM
- LENGTH IMPERIAL:
- 17'
- LENGTH METRIC:
- 43 CM
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
$34.97Qty in Cart: 0Quantity:Price:$34.97Subtotal: -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 18" 618
DRAG SPECIALTIES
$34.97Reliable oil circulation is non-negotiable in high-performance applications where engine temperatures and pressures demand precision plumbing. This stainless steel oil line delivers corrosion...07110053- SKU:
- 07110053
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BASE COLOR:
- SILVER
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- LENGTH IMPERIAL:
- 18'
- STYLE:
- UNIVERSAL
- COLOR/FINISH:
- CHROME
- INSIDE DIAMETER METRIC:
- 8.7 MM
- LENGTH METRIC:
- 45.5 CM
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- BRAIDED
- UNITS:
- EACH
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- PRODUCT NAME:
- LINE
$34.97Qty in Cart: 0Quantity:Price:$34.97Subtotal: -
DRAG SPECIALTIES Oil Line with Fittings - Stainless Steel - 22" 622
DRAG SPECIALTIES
$38.11If you're running a forced induction setup or custom cooling system, reliable oil lines are non-negotiable—flex, rupture, or leak under pressure and you're looking at catastrophic engine damage. This...07110055- SKU:
- 07110055
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- INSIDE DIAMETER IMPERIAL:
- 11/32'
- MATERIAL:
- STAINLESS STEEL
- STYLE:
- UNIVERSAL
- BASE COLOR:
- SILVER
- RIDING STYLE:
- STREET
- TYPE:
- OIL
- LENGTH IMPERIAL:
- 22'
- STYLE:
- BRAIDED
- COLOR/FINISH:
- CHROME
- FITTING CONNECTOR TYPE:
- 1/8' NPT
- INSIDE DIAMETER METRIC:
- 8.7 MM
- LENGTH METRIC:
- 56 CM
- PRODUCT NAME:
- LINE
- UNITS:
- EACH
$38.11 -
FEULING OIL PUMP CORP. Cam - 574 Series 1392
FEULING OIL PUMP CORP.
$279.95The FEULING OIL PUMP CORP. 574 Series Cam (1392) is engineered for builders and racers who demand reliable, predictable valve timing control without compromise. This cam profile delivers the lift and...09251373- SKU:
- 09251373
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- RIDING STYLE:
- STREET
- GRIND:
- 574 SERIES
- MODEL:
- REAPER
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
$279.95 -
FEULING OIL PUMP CORP. Camchest Kit - HP+‚® - Twin Cam 7204P
FEULING OIL PUMP CORP.
$1,649.95If you're running a Twin Cam engine, camchest efficiency directly impacts oil temperature, engine reliability, and overall performance. The Feuling HP+® Camchest Kit eliminates the guesswork by...09251375- SKU:
- 09251375
- Availability:
- Ships Same Business Day
- Weight:
- 11.21 LBS
- PRODUCT NAME:
- CAMCHEST KIT
- TYPE:
- GEAR
- GRIND:
- 525 SERIES
- MODEL:
- HP+®
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$1,649.95
