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
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Hiflofiltro Chrome Oil Filter for Harley-Davidson XL883N Sportster Iron 2010-2012 HF170C
HIFLOFILTRO
$12.34Your XL883N's engine depends on consistent, effective oil filtration to prevent wear and maintain performance over thousands of miles. The Hiflofiltro HF170C delivers OEM-equivalent protection with a durable chrome-finished design that resists corrosion...HF170C- SKU:
- HF170C
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- FILTER MEDIA MATERIAL:
- TRI-FIBER
- LENGTH METRIC:
- 92 MM
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- OIL FILTER
- STYLE:
- PREMIUM
- TYPE:
- SPIN-ON
- WIDTH METRIC:
- 76 MM
- BASE FINISH:
- CHROME
$12.34 -
Hiflofiltro Oil Filter Black 1999-2017 Harley-Davidson Touring Models HF171B
HIFLOFILTRO
$8.74Keep your Harley-Davidson's engine running clean with the HIFLOFILTRO HF171B, a purpose-built oil filter that removes contaminants and extends oil life in demanding riding conditions. This filter meets or exceeds OEM specifications, ensuring reliable...HF171B- SKU:
- HF171B
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
- PRODUCT NAME:
- OIL FILTER
- RIDING STYLE:
- STREET
- TYPE:
- SPIN-ON
- COLOR/FINISH:
- BLACK
- MATERIAL:
- STEEL
- WIDTH METRIC:
- 76 MM
- BASE COLOR:
- BLACK
- FILTER MEDIA MATERIAL:
- TRI-FIBER
- LENGTH METRIC:
- 92 MM
- STYLE:
- PREMIUM
- UNITS:
- EACH
$8.74 -
Hiflofiltro Performance Oil Filter Black 1999-2025 Harley-Davidson Road Glide FLTRXSTSE HF171BRC
HIFLOFILTRO
$10.21Keep your Road Glide's engine running clean and protected with the HIFLOFILTRO HF171BRC—a purpose-built oil filter engineered to handle the demands of both street riding and performance applications. The high-flow tri-fiber media captures contaminants...07120436- SKU:
- 07120436
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- BASE COLOR:
- BLACK
- WIDTH METRIC:
- 76 MM
- PRODUCT NAME:
- OIL FILTER
- RIDING STYLE:
- STREET
- STYLE:
- PERFORMANCE
- TYPE:
- SPIN-ON
- MATERIAL:
- STEEL
- COLOR/FINISH:
- BLACK
- FEATURES:
- INCLUDES NUT
- FILTER MEDIA MATERIAL:
- TRI-FIBER
- LENGTH METRIC:
- 102 MM
- UNITS:
- EACH
$10.21 -
Hiflofiltro Chrome Oil Filter for Harley-Davidson FLD Switchback 2012-2016 HF171C
HIFLOFILTRO
$12.34Keep your FLD Switchback's engine running clean and protected with the HiFloFiltro HF171C—a precision-engineered oil filter built to trap contaminants and maintain optimal oil flow under all riding conditions. This OEM-spec filter combines reliable...HF171C- SKU:
- HF171C
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- OIL FILTER
- COLOR/FINISH:
- CHROME
- FILTER MEDIA MATERIAL:
- TRI-FIBER
- LENGTH METRIC:
- 92 MM
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- TYPE:
- SPIN-ON
- WIDTH METRIC:
- 76 MM
- STYLE:
- PREMIUM
- UNITS:
- EACH
$12.34 -
HIFLOFILTRO Performance Oil Filter - Chrome HF171CRC
HIFLOFILTRO
$13.76Engine longevity depends on filtration quality, and the HIFLOFILTRO HF171CRC delivers race-proven protection without compromise. This heavy-duty filter uses premium tri-fiber media to capture more contaminants before they reach critical engine...07120435- SKU:
- 07120435
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COLOR/FINISH:
- CHROME
- FEATURES:
- INCLUDES NUT
- FILTER MEDIA MATERIAL:
- TRI-FIBER
- RIDING STYLE:
- STREET
- STYLE:
- PERFORMANCE
- UNITS:
- EACH
- LENGTH METRIC:
- 102 MM
- BASE FINISH:
- CHROME
- MATERIAL:
- STEEL
- PRODUCT NAME:
- OIL FILTER
- TYPE:
- SPIN-ON
- WIDTH METRIC:
- 76 MM
$13.76 -
Wiseco 1996-2003 Harley-Davidson Sportster 1200 Custom XLC Piston Kit +0.010" K1661
WISECO
$409.95When you're ready to push your 1996-2003 Sportster 1200 past its factory limits, a quality piston kit is non-negotiable. The Wiseco K1661 delivers the precision fit and durability required for reliable overbore performance, while its high-silicon...09030145- SKU:
- 09030145
- Availability:
- Ships Same Business Day
- Weight:
- 2.32 LBS
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- BORE OVERSIZE - IMPERIAL:
- +0.010'
- PISTON MATERIAL:
- ALUMINUM
- STROKE LENGTH IMPERIAL:
- 3-13/16'
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,010'
- BORE SIZE IMPERIAL:
- 3.508'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- TYPE:
- TOP END
- DISPLACEMENT:
- 1200 CC
$409.95Qty in Cart: 0Quantity:Price:$409.95Subtotal: -
Wiseco Piston Kit with Gasket for Harley-Davidson 2006 Dyna Low Rider VT2709
WISECO
$716.95A top-end rebuild on your 2006 Dyna Low Rider demands pistons engineered for reliability and performance—Wiseco's high-silicon aluminum construction delivers exactly that, resisting detonation and thermal stress while maintaining ring seal integrity...09030787- SKU:
- 09030787
- Availability:
- Ships Same Business Day
- Weight:
- 4.05 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
- UNITS:
- EACH
- PISTON MATERIAL:
- ALUMINUM
- STROKE LENGTH IMPERIAL:
- 4'
- BORE SIZE IMPERIAL:
- 3.875'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 1546 CC
- TYPE:
- TOP END
$716.95 -
Wiseco Piston Kit with Gasket for Harley-Davidson Softail Standard 2000-2006 VT2712
WISECO
$659.95When you're ready to refresh your Softail's top end or go larger with an overbore, you need pistons engineered to handle sustained high-RPM loads without compromise. The Wiseco VT2712 kit delivers the complete solution—forged pistons, rings, pins, and...09030790- SKU:
- 09030790
- Availability:
- Ships Same Business Day
- Weight:
- 4.07 LBS
- PISTON MATERIAL:
- ALUMINUM
- TYPE:
- TOP END
- BORE SIZE IMPERIAL:
- 3.875'
- DISPLACEMENT:
- 1562 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- STROKE LENGTH IMPERIAL:
- 4'
- BORE - OVERSIZE:
- +0,020'
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- PRODUCT NAME:
- REBUILD KIT
$659.95 -
Wiseco Piston Kit 3.528in 10:1 Compression 1994-1998 Harley Davidson FLHR Road King K1668
WISECO
$447.95A top-end rebuild demands precision components that won't compromise reliability or power output. The Wiseco K1668 piston kit delivers the durability and material strength your Big Twin engine needs, whether you're freshening a worn motor or pushing...K1668- SKU:
- K1668
- Availability:
- Ships Same Business Day
- Weight:
- 2.56 LBS
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.528'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON MATERIAL:
- ALUMINUM
- BORE - OVERSIZE:
- +0,030'
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- DISPLACEMENT:
- 1361 CC
- STROKE LENGTH IMPERIAL:
- 4-1/4'
- TYPE:
- TOP END
- UNITS:
- EACH
$447.95 -
Wiseco Piston Kit 1994-1998 Harley-Davidson FLHR Road King K1669
WISECO
$409.95When you're ready to rebuild or overbore your Big Twin, a quality piston kit is the foundation of a reliable engine. The Wiseco K1669 delivers the durability and precision fit that serious riders expect, whether you're refreshing a stock build or pushing...K1669- SKU:
- K1669
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.040'
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- +0,040'
- DISPLACEMENT:
- 1369 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.538'
- STROKE LENGTH IMPERIAL:
- 4-1/4'
- TYPE:
- TOP END
- UNITS:
- EACH
$409.95Qty in Cart: 0Quantity:Price:$409.95Subtotal: -
Wiseco Piston Ring Set 3.875in Standard 95 Harley-Davidson Street Bob 2006-2017 3875VM
WISECO
$52.95Worn or damaged piston rings cause blow-by and compression loss, directly robbing your Street Bob of power and fuel efficiency. Wiseco's precision-engineered replacement rings restore proper cylinder sealing and combustion chamber integrity, essential...09120285- SKU:
- 09120285
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MODEL:
- VM SERIES
- PRODUCT NAME:
- PISTON RING
- RING MATERIAL:
- STEEL
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- BORE SIZE IMPERIAL:
- 3.875'
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 95'
- UNITS:
- SET
$52.95Qty in Cart: 0Quantity:Price:$52.95Subtotal: -
Wiseco Piston Ring Set 3.880in for Harley-Davidson Twin Cam 1999-2017 3880VM
WISECO
$49.95Piston rings are critical to maintaining compression, controlling oil consumption, and preventing blowby in high-revving engines. Worn or damaged rings compromise combustion efficiency and can accelerate wear on cylinder walls and pistons. The Wiseco...09120286- SKU:
- 09120286
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- BORE - OVERSIZE:
- +0,005'
- MODEL:
- VM SERIES
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- STREET
- RING MATERIAL:
- STEEL
- UNITS:
- SET
- BORE OVERSIZE - IMPERIAL:
- +0.005'
- BORE SIZE IMPERIAL:
- 3.875'
- DISPLACEMENT:
- 95'
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
Wiseco Piston Ring Set 3875XK for Harley-Davidson 103" 2007-2017
WISECO
$46.95Piston rings are critical wear items in any engine rebuild—they seal combustion pressure, regulate oil consumption, and directly impact compression and power output. The Wiseco 3875XK ring set delivers OEM-equivalent performance with precision...09120145- SKU:
- 09120145
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- PISTON RING
- MODEL:
- X SERIES
- RING MATERIAL:
- STEEL
- UNITS:
- SET
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 103'
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.875'
$46.95 -
Wiseco 3880XK Ring Set for Harley-Davidson 103" Twin Cam 2007-2017
WISECO
$46.95Stock piston rings can't handle the demands of high-performance riding—they wear quickly, increase oil consumption, and rob you of combustion efficiency. The Wiseco 3880XK Ring Set delivers precision engineering and superior sealing for your 103" Twin...09120146- SKU:
- 09120146
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.005'
- DISPLACEMENT:
- 103'
- RING MATERIAL:
- STEEL
- UNITS:
- SET
- BORE - OVERSIZE:
- +0,005'
- MODEL:
- X SERIES
- BORE SIZE IMPERIAL:
- 3.875'
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- PISTON RING
$46.95Qty in Cart: 0Quantity:Price:$46.95Subtotal: -
Wiseco Ring Set 3.437" Standard for Harley-Davidson FL 1948-1964 3437X
WISECO
$52.95Worn piston rings are a silent killer of engine performance—they bleed compression, increase oil consumption, and rob your Big Twin of power just when you need it most. The Wiseco 3437X Ring Set restores proper cylinder sealing with precision-engineered...3437X- SKU:
- 3437X
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- BORE - OVERSIZE:
- STANDARD
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- STREET
- BORE SIZE IMPERIAL:
- 3.437'
- MODEL:
- X-RING
- RING MATERIAL:
- STEEL
- UNITS:
- SET
$52.95 -
Wiseco Piston Ring Set for 1972-1985 Harley-Davidson XLH1000 XLCH XLX 1000 XLCR 3188X
WISECO
$52.95Worn or damaged piston rings are a leading cause of compression loss and oil blow-by in classic Harley engines—directly impacting power delivery and engine longevity. The Wiseco 3188X ring set restores proper sealing geometry and compression, giving you...3188X- SKU:
- 3188X
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- BORE SIZE IMPERIAL:
- 3.1875'
- RING MATERIAL:
- STEEL
- MODEL:
- X-RING
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- STREET
- UNITS:
- SET
$52.95 -
Wiseco Piston Kit Standard 1948-1964 Harley FL 1200cc K1605
WISECO
$382.95A complete top-end rebuild demands precision components that can handle sustained high RPM operation and thermal stress. The Wiseco Piston Kit delivers OEM-quality engineering with forged high-silicon aluminum construction, giving you the strength and...K1605- SKU:
- K1605
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
- STROKE LENGTH IMPERIAL:
- 3-31/32'
- TYPE:
- TOP END
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE OVERSIZE - IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- BORE SIZE IMPERIAL:
- 3.437'
- DISPLACEMENT:
- 1200 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- REBUILD KIT
$382.95 -
Wiseco Piston Kit 0.020 1948-1964 Harley FLH K1607
WISECO
$378.95A worn or damaged piston kit compromises compression, throttle response, and overall engine reliability—especially critical if you're pushing higher boost levels or RPMs on your Big Twin. The Wiseco K1607 delivers the durability and precision fit you...K1607- SKU:
- K1607
- Availability:
- Ships Same Business Day
- Weight:
- 3.19 LBS
- BORE SIZE IMPERIAL:
- 3.457'
- PISTON MATERIAL:
- ALUMINUM ALLOY
- TYPE:
- TOP END
- UNITS:
- EACH
- BORE OVERSIZE - IMPERIAL:
- +0.020'
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH IMPERIAL:
- 3-31/32'
- BORE - OVERSIZE:
- +0,020'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- DISPLACEMENT:
- 1220 CC
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
$378.95 -
Wiseco Piston Kit 1948-1980 Harley-Davidson FLH Electra Glide 9:1 Compression K1608
WISECO
$378.95A top-end rebuild demands precision components that can handle the demands of high-compression combustion cycles without compromise. Wiseco's forged piston kit delivers the strength and thermal stability required to support increased boost or aggressive...K1608- SKU:
- K1608
- Availability:
- Ships Same Business Day
- Weight:
- 3.31 LBS
- BORE OVERSIZE - IMPERIAL:
- +0.030'
- BORE SIZE IMPERIAL:
- 3.467'
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
- UNITS:
- EACH
- DISPLACEMENT:
- 1227 CC
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH IMPERIAL:
- 3-31/32'
- BORE - OVERSIZE:
- +0,030'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
$378.95 -
Wiseco Piston Kit 1948-1964 Harley-Davidson FL 0.040" Oversize K1609
WISECO
$378.95A worn or damaged piston can kill engine performance and reliability—especially on vintage Big Twin Harleys that demand precision. The Wiseco K1609 piston kit delivers a complete solution for overbore rebuilds, pairing forged pistons with matching rings,...K1609- SKU:
- K1609
- Availability:
- Ships Same Business Day
- Weight:
- 3.31 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- DISPLACEMENT:
- 1234 CC
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH IMPERIAL:
- 3-31/32'
- BORE OVERSIZE - IMPERIAL:
- +0.040'
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- +0,040'
- BORE SIZE IMPERIAL:
- 3.477'
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- RIDING STYLE:
- STREET
$378.95
