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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EASTERN MOTORCYCLE PARTS Bearing Spacers - 5 pack A-9134
EASTERN MOTORCYCLE PARTS
$14.60High-quality OEM replacement components, Made in the U.S.A.09200082- SKU:
- 09200082
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- COLOR/FINISH:
- CHROME
- DIAMETER - THREAD SIZE IMPERIAL:
- 0.1195' - 0.1205'
- BASE FINISH:
- CHROME
- PRODUCT NAME:
- BEARING SPACER
- RIDING STYLE:
- STREET
- TYPE:
- CRANKCASE
- UNITS:
- 5 PACK
$14.60 -
EASTERN MOTORCYCLE PARTS Dowel Pins A-358
EASTERN MOTORCYCLE PARTS
$8.00Replacement dowel pins09200088- SKU:
- 09200088
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- FEATURES:
- SIZE IS .251' X .496' L
- PRODUCT NAME:
- DOWEL PIN
- UNITS:
- 10 PACK
- RIDING STYLE:
- STREET
$8.00 -
EASTERN MOTORCYCLE PARTS Dowel Pins V13-205
EASTERN MOTORCYCLE PARTS
$13.30Replacement dowel pins09200089- SKU:
- 09200089
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- RIDING STYLE:
- STREET
- FEATURES:
- SIZE IS .394' X .375' L
- PRODUCT NAME:
- DOWEL PIN
- UNITS:
- 10 PACK
$13.30 -
EASTERN MOTORCYCLE PARTS Dowel Pins V-13-210
EASTERN MOTORCYCLE PARTS
$14.60Replacement dowel pins09200090- SKU:
- 09200090
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- FEATURES:
- SIZE IS .374' X .400' L
- PRODUCT NAME:
- DOWEL PIN
- UNITS:
- 10 PACK
- RIDING STYLE:
- STREET
$14.60 -
EASTERN MOTORCYCLE PARTS Dowel Pins A-24754-75A
EASTERN MOTORCYCLE PARTS
$22.70Replacement dowel pins09200123- SKU:
- 09200123
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- DOWEL PIN
- RIDING STYLE:
- STREET
- UNITS:
- 10 PACK
- FEATURES:
- SIZE IS .434' X .500' L
$22.70 -
EASTERN MOTORCYCLE PARTS Piston Pin Retaining Ring A-22097-99
EASTERN MOTORCYCLE PARTS
$3.90Replacement for a wide variety of Harley models, Quality equals or exceeds OEM specifications, Made in the U.S.A.09130016- SKU:
- 09130016
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- STREET
- TYPE:
- PIN
- UNITS:
- 10 PACK
- PRODUCT NAME:
- CLIP
$3.90 -
EASTERN MOTORCYCLE PARTS Flywheel Washers A-6506B
EASTERN MOTORCYCLE PARTS
$35.95Replacement-type made from top-quality bronze and designed to meet or exceed OEM specifications, Made in the U.S.A.09220110- SKU:
- 09220110
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- THRUST WASHER
- SIZE IMPERIAL:
- +0.005'
- TYPE:
- FLYWHEEL
- UNITS:
- PAIR
- MATERIAL:
- BRONZE
- RIDING STYLE:
- STREET
$35.95 -
EASTERN MOTORCYCLE PARTS Spacer Cam 41-0130
EASTERN MOTORCYCLE PARTS
$24.00Made in the U.S.A.09250921- SKU:
- 09250921
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- CAM
- PRODUCT NAME:
- SPROCKET
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- 0.100'
$24.00 -
EASTERN MOTORCYCLE PARTS Spacer Cam 41-0134
EASTERN MOTORCYCLE PARTS
$24.00Made in the U.S.A.09250923- SKU:
- 09250923
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- TYPE:
- CAM
- PRODUCT NAME:
- SPROCKET
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- 0.120'
$24.00 -
EASTERN MOTORCYCLE PARTS Spacer Cam 41-0136
EASTERN MOTORCYCLE PARTS
$24.00Made in the U.S.A.09250924- SKU:
- 09250924
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- 0.130'
- UNITS:
- 5 PACK
- PRODUCT NAME:
- SPROCKET
- TYPE:
- CAM
$24.00 -
EASTERN MOTORCYCLE PARTS Spacer Cam 41-0138
EASTERN MOTORCYCLE PARTS
$24.00Made in the U.S.A.09250925- SKU:
- 09250925
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- SIZE IMPERIAL:
- 0.140'
- TYPE:
- CAM
- PRODUCT NAME:
- SPROCKET
$24.00 -
EASTERN MOTORCYCLE PARTS Spacer Cam 41-0140
EASTERN MOTORCYCLE PARTS
$24.00Made in the U.S.A.09250926- SKU:
- 09250926
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- 0.150'
- UNITS:
- 5 PACK
- TYPE:
- CAM
- PRODUCT NAME:
- SPROCKET
$24.00 -
EASTERN MOTORCYCLE PARTS Spacer Cam 41-0145
EASTERN MOTORCYCLE PARTS
$49.95Made in the U.S.A.09250927- SKU:
- 09250927
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- 0.130'
- PRODUCT NAME:
- SPACER KIT
- SIZE IMPERIAL:
- 0.100'
- SIZE IMPERIAL:
- 0.150'
- UNITS:
- SET
- SIZE IMPERIAL:
- 0.110'
- TYPE:
- CAM
- SIZE IMPERIAL:
- 0.120'
- SIZE IMPERIAL:
- 0.140'
$49.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings B-EV-13
EASTERN MOTORCYCLE PARTS
$15.95Made in the U.S.A.09240468- SKU:
- 09240468
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- BEARING
- APPLICATION:
- CONNECTING ROD
- UNITS:
- SET
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0004')
- TYPE:
- ROLLER
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
EASTERN MOTORCYCLE PARTS Rod Bearings - Standard B-EV-1
EASTERN MOTORCYCLE PARTS
$21.95Made in the U.S.A.09240474- SKU:
- 09240474
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- ROLLER
- RIDING STYLE:
- STREET
- APPLICATION:
- CONNECTING ROD
- OUTSIDE DIAMETER IMPERIAL:
- STANDARD
- UNITS:
- SET
- PRODUCT NAME:
- BEARING
$21.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings B-EV-2
EASTERN MOTORCYCLE PARTS
$21.95Made in the U.S.A.09240475- SKU:
- 09240475
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- APPLICATION:
- CONNECTING ROD
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0002')
- UNITS:
- SET
$21.95Qty in Cart: 0Quantity:Price:$21.95Subtotal: -
EASTERN MOTORCYCLE PARTS Rod Bearings B-EV-4
EASTERN MOTORCYCLE PARTS
$21.95Made in the U.S.A.09240477- SKU:
- 09240477
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- BEARING
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0006')
- RIDING STYLE:
- STREET
- APPLICATION:
- CONNECTING ROD
- UNITS:
- SET
- TYPE:
- ROLLER
$21.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings B-EV-6
EASTERN MOTORCYCLE PARTS
$21.95Made in the U.S.A.09240479- SKU:
- 09240479
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- UNITS:
- SET
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.001')
- PRODUCT NAME:
- BEARING
- APPLICATION:
- CONNECTING ROD
$21.95 -
EASTERN MOTORCYCLE PARTS Bearing A-8990
EASTERN MOTORCYCLE PARTS
$26.95Replacement mainshaft bearing for 5-speed Big Twins09240588- SKU:
- 09240588
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- TYPE:
- OPEN END
$26.95 -
EASTERN MOTORCYCLE PARTS Bearing A-9025
EASTERN MOTORCYCLE PARTS
$35.95Replacement mainshaft bearing for 5-speed Big Twins09240589- SKU:
- 09240589
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- TYPE:
- OPEN END
- UNITS:
- EACH
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal:
