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
-
On Sale
ARLEN NESS Pushrod Tube Kit - Black 03-643
ARLEN NESS
MSRP: $229.95Now: $209.25Was: $229.95ARLEN NESS Pushrod Tube Kit Black 03-643Machined from 6061-T6 billet aluminum, Lower tubes allow easy access for adjustable pushrods, Each kit consists of lower tubes, spring cups, top clips and all necessary seals, Requires use of the OEM upper tubes,...09280090- SKU:
- 09280090
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MATERIAL:
- BILLET ALUMINUM
- TYPE:
- PUSHROD
- PRODUCT NAME:
- TUBE KIT
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MODEL:
- DEEP CUT
- UNITS:
- SET OF 4
- BASE COLOR:
- BLACK
- BASE FINISH:
- ANODIZED
MSRP: $229.95Now: $209.25Was: $229.95 -
On Sale
ARLEN NESS Point Cover - Blue 700-027
ARLEN NESS
MSRP: $69.95Now: $63.65Was: $69.95ARLEN NESS Point Cover Blue 700-027Includes chrome hardware.09401920- SKU:
- 09401920
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLUE
- STYLE:
- 10 GAUGE
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- MATERIAL:
- 6061 T-6 ALUMINUM
- COLOR/FINISH:
- MACHINED
- TYPE:
- POINTS
- UNITS:
- EACH
MSRP: $69.95Now: $63.65Was: $69.95 -
On Sale
ARLEN NESS Point Cover - Gold 700-028
ARLEN NESS
MSRP: $69.95Now: $63.65Was: $69.95ARLEN NESS Point Cover Gold 700-028Includes chrome hardware.09401921- SKU:
- 09401921
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- GOLD
- STYLE:
- 10 GAUGE
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- 6061 T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- MACHINED
- TYPE:
- POINTS
- UNITS:
- EACH
MSRP: $69.95Now: $63.65Was: $69.95 -
On Sale
ARLEN NESS Point Cover - Red 700-030
ARLEN NESS
MSRP: $69.95Now: $63.65Was: $69.95ARLEN NESS Point Cover Red 700-030Includes chrome hardware.09401923- SKU:
- 09401923
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- 6061 T-6 ALUMINUM
- STYLE:
- 10 GAUGE
- COLOR/FINISH:
- ANODIZED
- TYPE:
- POINTS
- COLOR/FINISH:
- MACHINED
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
MSRP: $69.95Now: $63.65Was: $69.95Qty in Cart: 0Quantity:Price:MSRP: $69.95Now: $63.65Was: $69.95Subtotal: -
On Sale
ARLEN NESS Points Cover - Chrome 700-009
ARLEN NESS
MSRP: $59.95Now: $54.55Was: $59.95ARLEN NESS Points Cover Chrome 700-009Includes chrome hardware.09401950- SKU:
- 09401950
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- TYPE:
- POINTS
- UNITS:
- EACH
- COLOR/FINISH:
- MACHINED
- MATERIAL:
- 6061 T-6 ALUMINUM
- STYLE:
- 10 GAUGE
- RIDING STYLE:
- STREET
MSRP: $59.95Now: $54.55Was: $59.95 -
On Sale
ARLEN NESS Points Cover - Black 700-026
ARLEN NESS
MSRP: $59.95Now: $54.55Was: $59.95ARLEN NESS Points Cover Black 700-026Includes chrome hardware.09401951- SKU:
- 09401951
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- STYLE:
- 10 GAUGE
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- 6061 T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- MACHINED
- TYPE:
- POINTS
- UNITS:
- EACH
MSRP: $59.95Now: $54.55Was: $59.95 -
On Sale
ARLEN NESS Points Cover - Chrome 700-025
ARLEN NESS
MSRP: $59.95Now: $54.55Was: $59.95ARLEN NESS Points Cover Chrome 700-025Includes chrome hardware.09401952- SKU:
- 09401952
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- STYLE:
- 10 GAUGE
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MATERIAL:
- 6061 T-6 ALUMINUM
- COLOR/FINISH:
- MACHINED
- TYPE:
- POINTS
MSRP: $59.95Now: $54.55Was: $59.95 -
ARLEN NESS Pushrod Tubes - Black 03-634
ARLEN NESS
$229.95ARLEN NESS Pushrod Tubes Black 03-634Machined from 6061-T6 billet aluminum, Lower tubes allow easy access for adjustable pushrods, Each kit consists of lower tubes, spring cups, top clips and all necessary seals, Requires use of the OEM upper tubes,...09280111- SKU:
- 09280111
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BASE COLOR:
- BLACK
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- MODEL:
- 10 GAUGE
- PRODUCT NAME:
- TUBE KIT
- RIDING STYLE:
- STREET
- TYPE:
- PUSHROD
- UNITS:
- SET OF 4
$229.95 -
On Sale
ARLEN NESS Rocker Cover Box - 10 Gauge - Chrome 18-252
ARLEN NESS
MSRP: $549.95Now: $500.45Was: $549.95ARLEN NESS Rocker Cover Box 10 Gauge Chrome 18-252Carved from 6061 T-6 forged billet aluminum, Drastically changes the look of your engine, Replaces OEM top rocker box covers, Includes necessary gaskets and hardware09401341- SKU:
- 09401341
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- MATERIAL:
- BILLET ALUMINUM
- TYPE:
- ROCKER BOX
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- MODEL:
- 10 GAUGE
- UNITS:
- PAIR
MSRP: $549.95Now: $500.45Was: $549.95Qty in Cart: 0Quantity:Price:MSRP: $549.95Now: $500.45Was: $549.95Subtotal: -
On Sale
ARLEN NESS Rocker Cover Box - 10 Gauge - Black 18-253
ARLEN NESS
MSRP: $549.95Now: $500.45Was: $549.95ARLEN NESS Rocker Cover Box 10 Gauge Black 18-253Carved from 6061 T-6 forged billet aluminum, Drastically changes the look of your engine, Replaces OEM top rocker box covers, Includes necessary gaskets and hardware09401342- SKU:
- 09401342
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- COLOR/FINISH:
- MACHINED
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- TYPE:
- ROCKER BOX
- COLOR/FINISH:
- BLACK
- MODEL:
- 10 GAUGE
- UNITS:
- PAIR
MSRP: $549.95Now: $500.45Was: $549.95 -
ARLEN NESS Cam Cover - 10 Gauge - Chrome 03-962
ARLEN NESS
$299.95ARLEN NESS Cam Cover 10 Gauge Chrome 03-962Machined from 6061 T-6 forged aluminum, Replaces OEM die-cast cam cover, Includes necessary gaskets and hardware09401343- SKU:
- 09401343
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- MODEL:
- 10 GAUGE
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- TYPE:
- CAM
- UNITS:
- EACH
- MATERIAL:
- 6061 T-6 ALUMINUM
- RIDING STYLE:
- STREET
$299.95 -
ARLEN NESS Cam Cover - 10 Gauge - Black 03-963
ARLEN NESS
$299.95ARLEN NESS Cam Cover 10 Gauge Black 03-963Machined from 6061 T-6 forged aluminum, Replaces OEM die-cast cam cover, Includes necessary gaskets and hardware09401344- SKU:
- 09401344
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- MODEL:
- 10 GAUGE
- MATERIAL:
- 6061 T-6 ALUMINUM
- COLOR/FINISH:
- BLACK ANODIZED
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- MACHINED
- TYPE:
- CAM
$299.95 -
On Sale
ARLEN NESS Lifter Block - Cover - 10 Gauge - Chrome 12-572
ARLEN NESS
MSRP: $199.95Now: $181.95Was: $199.95ARLEN NESS Lifter Block Cover 10 Gauge Chrome 12-572Machined from 6061 T-6 billet aluminum09401345- SKU:
- 09401345
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- TYPE:
- LIFTER BLOCK
- UNITS:
- PAIR
- MODEL:
- 10 GAUGE
- MATERIAL:
- 6061-T6 BILLET ALUMINUM
- RIDING STYLE:
- STREET
MSRP: $199.95Now: $181.95Was: $199.95 -
On Sale
ARLEN NESS Lifter Block Cover - 10 Gauge - Black 12-573
ARLEN NESS
MSRP: $199.95Now: $181.95Was: $199.95ARLEN NESS Lifter Block Cover 10 Gauge Black 12-573Machined from 6061 T-6 billet aluminum09401346- SKU:
- 09401346
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- BLACK ANODIZED
- PRODUCT NAME:
- COVER
- TYPE:
- LIFTER BLOCK
- MODEL:
- 10 GAUGE
- COLOR/FINISH:
- BLACK
- MATERIAL:
- 6061-T6 BILLET ALUMINUM
- UNITS:
- PAIR
- RIDING STYLE:
- STREET
MSRP: $199.95Now: $181.95Was: $199.95 -
ARLEN NESS Cam Cover - 10 Gauge - Black - M8 03-983
ARLEN NESS
$329.95ARLEN NESS Cam Cover 10 Gauge Black M8 03-983Machined from 6061 T-6 forged aluminum, Replaces OEM die-cast cam cover, Includes necessary gaskets and hardware09401659- SKU:
- 09401659
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MATERIAL:
- 6061 T-6 ALUMINUM
- COLOR/FINISH:
- BLACK ANODIZED
- COLOR/FINISH:
- MACHINED
- MODEL:
- 10 GAUGE
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- COVER
- TYPE:
- CAM
- UNITS:
- EACH
$329.95 -
ARLEN NESS Lifter Block Cover - Chrome 12-582
ARLEN NESS
$249.95ARLEN NESS Lifter Block Cover Chrome 12-582Machined from 6061 T-6 billet aluminum09401660- SKU:
- 09401660
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MATERIAL:
- 6061-T6 BILLET ALUMINUM
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- COVER
- UNITS:
- PAIR
- MODEL:
- 10 GAUGE
- COLOR/FINISH:
- CHROME
- TYPE:
- LIFTER BLOCK
$249.95Qty in Cart: 0Quantity:Price:$249.95Subtotal: -
On Sale
ARLEN NESS Rocker Cover Box - 10 Gauge - Chrome 18-262
ARLEN NESS
MSRP: $699.95Now: $636.95Was: $699.95ARLEN NESS Rocker Cover Box 10 Gauge Chrome 18-262Carved from 6061 T-6 forged billet aluminum, Drastically changes the look of your engine, Replaces OEM top rocker box covers, Includes necessary gaskets and hardware09401662- SKU:
- 09401662
- Availability:
- Ships Same Business Day
- Weight:
- 5.95 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ROCKER BOX
- UNITS:
- PAIR
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- MODEL:
- 10 GAUGE
- COLOR/FINISH:
- CHROME
MSRP: $699.95Now: $636.95Was: $699.95 -
On Sale
ARLEN NESS Rocker Cover Box - 10 Gauge - Black 18-263
ARLEN NESS
MSRP: $699.95Now: $636.95Was: $699.95ARLEN NESS Rocker Cover Box 10 Gauge Black 18-263Carved from 6061 T-6 forged billet aluminum, Drastically changes the look of your engine, Replaces OEM top rocker box covers, Includes necessary gaskets and hardware09401663- SKU:
- 09401663
- Availability:
- Ships Same Business Day
- Weight:
- 5.65 LBS
- COLOR/FINISH:
- MACHINED
- PRODUCT NAME:
- COVER
- TYPE:
- ROCKER BOX
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- MODEL:
- 10 GAUGE
MSRP: $699.95Now: $636.95Was: $699.95 -
On Sale
ARLEN NESS Finned Cam Cover - Chrome - Indian I-1168
ARLEN NESS
MSRP: $199.95Now: $128.00Was: $199.95ARLEN NESS Finned Cam Cover Chrome Indian I-1168CNC-machined from billet aluminum, 3D-sculpted design matches the finned rocker box's on Indian 111" Thunderstroke™ engines, Includes chrome hardware09401665- SKU:
- 09401665
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- RIDING STYLE:
- STREET
- STYLE:
- FINNED
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- COVER
- TYPE:
- CAM
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
MSRP: $199.95Now: $128.00Was: $199.95Qty in Cart: 0Quantity:Price:MSRP: $199.95Now: $128.00Was: $199.95Subtotal: -
ARLEN NESS Cam Cover - Black 03-975
ARLEN NESS
$299.95ARLEN NESS Cam Cover Black 03-975Machined from 6061 T-6 forged aluminum, Replaces OEM die-cast cam cover, Includes necessary gaskets and hardware09401901- SKU:
- 09401901
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- COLOR/FINISH:
- BLACK ANODIZED
- MODEL:
- 10 GAUGE
- MATERIAL:
- 6061 T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- TYPE:
- CAM
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$299.95
