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
-
FEULING OIL PUMP CORP. Tensioner Conversion Kit 7089
FEULING OIL PUMP CORP.
$869.95If you're running an early 99-06 Harley-Davidson with a mechanical cam chain tensioner, you're operating with outdated technology that demands constant maintenance and monitoring. This Feuling...09251062- SKU:
- 09251062
- Availability:
- Ships Same Business Day
- Weight:
- 6.30 LBS
- MODEL:
- OE+
- PRODUCT NAME:
- TENSIONER CONVERSION KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- CAM PLATE
$869.95 -
FEULING OIL PUMP CORP. Tensioner Conversion Kit 7088
FEULING OIL PUMP CORP.
$839.95Early Harley cam chain tensioner systems are prone to wear and rattle, compromising engine reliability and performance. This Feuling conversion kit upgrades your 99-06 mechanical tensioner setup to...09251061- SKU:
- 09251061
- Availability:
- Ships Same Business Day
- Weight:
- 5.75 LBS
- PRODUCT NAME:
- TENSIONER CONVERSION KIT
- RIDING STYLE:
- STREET
- MODEL:
- OE+
- UNITS:
- KIT
- TYPE:
- CAMSHAFT
$839.95 -
FEULING OIL PUMP CORP. Tensioner Conversion Kit 7087
FEULING OIL PUMP CORP.
$869.95If you're running an early 99-06 Harley-Davidson cam chain drive system, you're operating with outdated mechanical tensioning that can't adapt to changing engine loads and RPM demands. This Feuling...09251060- SKU:
- 09251060
- Availability:
- Ships Same Business Day
- Weight:
- 5.55 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- TENSIONER CONVERSION KIT
- TYPE:
- CAMSHAFT
- MODEL:
- OE+
- UNITS:
- KIT
$869.95 -
FEULING OIL PUMP CORP. Sprocket Cam 1092
FEULING OIL PUMP CORP.
$69.95Reliable cam chain drive integrity is non-negotiable in high-revving Twin Cam engines where stock sprockets wear prematurely under sustained performance loads. The FEULING OIL PUMP CORP. Sprocket Cam...09251059- SKU:
- 09251059
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- PRODUCT NAME:
- DRIVE SPROCKET
- RIDING STYLE:
- STREET
- TYPE:
- CAM
- UNITS:
- EACH
- MATERIAL:
- STEEL
$69.95 -
FEULING OIL PUMP CORP. Sprocket Cam 1091
FEULING OIL PUMP CORP.
$59.95The Feuling Oil Pump Corp. Sprocket Cam 1091 is an essential upgrade if you're running a Twin Cam engine with high-performance demands or converting to a hydraulic cam chain tensioning system. This...09251058- SKU:
- 09251058
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- DRIVE SPROCKET
- UNITS:
- EACH
- TYPE:
- CAMSHAFT
$59.95Qty in Cart: 0Quantity:Price:$59.95Subtotal: -
FEULING OIL PUMP CORP. Camshaft - 594 Series - Evolution 1393
FEULING OIL PUMP CORP.
$279.95The Feuling 594 Series camshaft delivers the aggressive power band your big-inch or high-revving Harley demands, whether you're chasing low-end torque in a 103-124ci cruiser or peak horsepower in a...09251039- SKU:
- 09251039
- Availability:
- Ships Same Business Day
- Weight:
- 1.96 LBS
- APPLICATION:
- INTAKE
- EXHAUST OPEN IMPERIAL:
- 64°
- INTAKE CLOSE IMPERIAL:
- 56°
- INTAKE DURATION IMPERIAL:
- 255°
- INTAKE LIFT IMPERIAL:
- 0.594'
- MODEL:
- REAPER
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 16°
- INTAKE OPEN IMPERIAL:
- 19°
- RIDING STYLE:
- STREET
- TYPE:
- GEAR
- EXHAUST LIFT IMPERIAL:
- 0.604'
- GRIND:
- 594 SERIES
- EXHAUST DURATION IMPERIAL:
- 260°
- PRODUCT NAME:
- CAMSHAFT
$279.95Qty in Cart: 0Quantity:Price:$279.95Subtotal: -
FEULING OIL PUMP CORP. Gear Drive Reaper Cam - 543 Series - Evolution 1391
FEULING OIL PUMP CORP.
$279.95The Feuling Oil Pump Corp. Gear Drive Reaper Cam 543 Series delivers measurable power gains across the entire RPM band without sacrificing the low-end torque that keeps your engine responsive in...09251038- SKU:
- 09251038
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- APPLICATION:
- INTAKE
- EXHAUST CLOSE IMPERIAL:
- 12°
- INTAKE CLOSE IMPERIAL:
- 43°
- INTAKE DURATION IMPERIAL:
- 238°
- INTAKE OPEN IMPERIAL:
- 15°
- UNITS:
- EACH
- EXHAUST DURATION IMPERIAL:
- 248°
- EXHAUST LIFT IMPERIAL:
- 0.553'
- MODEL:
- REAPER
- APPLICATION:
- EXHAUST
- EXHAUST OPEN IMPERIAL:
- 56°
- TYPE:
- GEAR
- GRIND:
- 543 SERIES
- INTAKE LIFT IMPERIAL:
- 0.543'
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- STREET
$279.95 -
FEULING OIL PUMP CORP. Camshaft - 518 Grind - Evolution 1390
FEULING OIL PUMP CORP.
$279.95If you're looking to unlock genuine mid-range power from your Evolution engine without a complete rebuild, the Feuling 518 Grind delivers measurable gains where most riders spend their time. This...09251037- SKU:
- 09251037
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- GRIND:
- 518 SERIES
- TYPE:
- GEAR
- APPLICATION:
- EXHAUST
- EXHAUST LIFT IMPERIAL:
- 0.528'
- EXHAUST OPEN IMPERIAL:
- 51°
- PRODUCT NAME:
- CAMSHAFT
- APPLICATION:
- INTAKE
- EXHAUST CLOSE IMPERIAL:
- 5°
- EXHAUST DURATION IMPERIAL:
- 236°
- INTAKE CLOSE IMPERIAL:
- 42°
- INTAKE DURATION IMPERIAL:
- 226°
- INTAKE LIFT IMPERIAL:
- 0.518'
- MODEL:
- REAPER
- UNITS:
- EACH
- INTAKE OPEN IMPERIAL:
- 4°
- RIDING STYLE:
- STREET
$279.95 -
FEULING OIL PUMP CORP. Chain Drive Cam - 630 Series 1003
FEULING OIL PUMP CORP.
$399.95If you're serious about unlocking peak performance from your engine, the Feuling Oil Pump Corp. Chain Drive Cam 630 Series is engineered to deliver exactly what your build needs. This cam maintains...09250754- SKU:
- 09250754
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
- APPLICATION:
- EXHAUST
- EXHAUST LIFT IMPERIAL:
- 0.630'
- INTAKE CLOSE IMPERIAL:
- 58°
- MODEL:
- REAPER
- TYPE:
- CHAIN
- APPLICATION:
- INTAKE
- EXHAUST CLOSE IMPERIAL:
- 19°
- EXHAUST OPEN IMPERIAL:
- 64°
- INTAKE DURATION IMPERIAL:
- 258°
- INTAKE LIFT IMPERIAL:
- 0.630'
- INTAKE OPEN IMPERIAL:
- 20°
- RIDING STYLE:
- STREET
- EXHAUST DURATION IMPERIAL:
- 263°
- GRIND:
- 630 SERIES
- PRODUCT NAME:
- CAMSHAFT
- UNITS:
- PAIR
$399.95Qty in Cart: 0Quantity:Price:$399.95Subtotal: -
FEULING OIL PUMP CORP. Camshaft Installation Kit - Chain Drive 2059
FEULING OIL PUMP CORP.
$182.95A proper camshaft installation requires precision fastening and quality seals to ensure reliability under high RPM loads. This Feuling kit eliminates guesswork by bundling all critical...09250753- SKU:
- 09250753
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- PRODUCT NAME:
- INSTALLATION KIT
- TYPE:
- CHAIN
- MODEL:
- PLUS
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- CAMSHAFT
$182.95 -
FEULING OIL PUMP CORP. Camshaft Installation Kit - Chain Drive 2058
FEULING OIL PUMP CORP.
$149.95A complete camshaft installation demands precision fasteners, proper bearing support, and quality sealing—this kit eliminates guesswork by bundling everything you need in one package. Whether you're...09250752- SKU:
- 09250752
- Availability:
- Ships Same Business Day
- Weight:
- 1.21 LBS
- PRODUCT NAME:
- INSTALLATION KIT
- TYPE:
- CHAIN
- UNITS:
- KIT
- MODEL:
- STANDARD
- RIDING STYLE:
- STREET
- TYPE:
- CAMSHAFT
$149.95 -
FEULING OIL PUMP CORP. Camshafts - 505/515 XL 1370
FEULING OIL PUMP CORP.
$459.95If you're running a stock or lightly modified XL engine and want serious mid-range grunt without replacing your entire valve train, the Feuling 505/515 camshaft delivers a broad, usable powerband...09250748- SKU:
- 09250748
- Availability:
- Ships Same Business Day
- Weight:
- 4.20 LBS
- APPLICATION:
- EXHAUST
- EXHAUST LIFT IMPERIAL:
- 0.515'
- INTAKE CLOSE IMPERIAL:
- 48°
- INTAKE DURATION IMPERIAL:
- 239°
- UNITS:
- SET
- EXHAUST CLOSE IMPERIAL:
- 15°
- EXHAUST DURATION IMPERIAL:
- 248°
- GRIND:
- 515 SERIES
- INTAKE OPEN IMPERIAL:
- 11°
- MODEL:
- REAPER
- APPLICATION:
- INTAKE
- EXHAUST OPEN IMPERIAL:
- 53°
- GRIND:
- 505 SERIES
- INTAKE LIFT IMPERIAL:
- 0.505'
- TYPE:
- GEAR
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- STREET
$459.95 -
FEULING OIL PUMP CORP. Cam - 594 Series - Gear Drive 1304
FEULING OIL PUMP CORP.
$399.95The Feuling 594 Series Cam is engineered for riders who demand maximum performance across a broad RPM range. Whether you're building a heavyweight cruiser or a nimble mid-displacement machine, this...09250728- SKU:
- 09250728
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- EXHAUST CLOSE IMPERIAL:
- 16°
- EXHAUST LIFT IMPERIAL:
- 0.604'
- INTAKE OPEN IMPERIAL:
- 19°
- PRODUCT NAME:
- CAMSHAFT
- UNITS:
- PAIR
- EXHAUST DURATION IMPERIAL:
- 260°
- GRIND:
- 594 SERIES
- INTAKE DURATION IMPERIAL:
- 255°
- INTAKE LIFT IMPERIAL:
- 0.594'
- APPLICATION:
- INTAKE
- EXHAUST OPEN IMPERIAL:
- 64°
- INTAKE CLOSE IMPERIAL:
- 56°
- RIDING STYLE:
- STREET
- TYPE:
- GEAR
- APPLICATION:
- EXHAUST
- MODEL:
- REAPER
$399.95 -
On Sale
ANDREWS Cam Set - Dyna - Twin Cam 216357
ANDREWS
MSRP: $415.95Now: $374.36Was: $415.95If you're running a Dyna or Twin Cam engine and want more usable torque without major internal modifications, the ANDREWS Cam Set 216357 delivers measurable power gains across the rpm range where it...09250668- SKU:
- 09250668
- Availability:
- Ships Same Business Day
- Weight:
- 3.18 LBS
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 240°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.153'
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 106°
- GRIND:
- 57 SERIES
- TYPE:
- CHAIN
- EXHAUST OPEN IMPERIAL:
- 38°
- INTAKE DURATION IMPERIAL:
- 236°
- INTAKE LOBE CENTERLINE IMPERIAL:
- 100°
- EXHAUST CLOSE IMPERIAL:
- 14°
- EXHAUST LIFT IMPERIAL:
- 0.560'
- INTAKE CLOSE IMPERIAL:
- 46°
- UNITS:
- PAIR
- INTAKE LIFT AT TDC IMPERIAL:
- 0.184'
- INTAKE LIFT IMPERIAL:
- 0.560'
- INTAKE OPEN IMPERIAL:
- 18°
- PRODUCT NAME:
- CAM KIT
- RIDING STYLE:
- STREET
MSRP: $415.95Now: $374.36Was: $415.95 -
FEULING OIL PUMP CORP. Chain Pins Tensioner 8003
FEULING OIL PUMP CORP.
$29.95When you're replacing Twin Cam chain drive components, precision matters—and that's where the Feuling Oil Pump Corp. Chain Pins Tensioner 8003 comes in. This heat-treated chromoly steel tool ensures...09250439- SKU:
- 09250439
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- STEEL
- TYPE:
- CAM PLATE
- PRODUCT NAME:
- TENSIONER PIN
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
$29.95 -
FEULING OIL PUMP CORP. Pressure Relief Kit 8002
FEULING OIL PUMP CORP.
$24.95Stock oil pressure relief systems often compromise between engine protection and optimal flow, leaving performance on the table. The Feuling Oil Pump Corp. Pressure Relief Kit 8002 gives you precise...09250438- SKU:
- 09250438
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- PRESSURE RELIEF KIT
- TYPE:
- CAM PLATE
$24.95 -
FEULING OIL PUMP CORP. Camshaft Installation Kit - Chain Drive 2070
FEULING OIL PUMP CORP.
$99.95A quality camshaft installation requires precision fasteners, proper bearing support, and the right gasket seals—this kit delivers all three. Whether you're performing routine maintenance or...09250436- SKU:
- 09250436
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- MODEL:
- STANDARD
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- CAMSHAFT
- PRODUCT NAME:
- INSTALLATION KIT
- TYPE:
- CHAIN
$99.95 -
FEULING OIL PUMP CORP. Camshaft Installation Kit - Gear Drive 2065
FEULING OIL PUMP CORP.
$119.95A camshaft installation requires precision assembly and the right hardware to ensure proper valve timing and engine reliability. This Feuling kit eliminates guesswork by bundling every fastener,...09250435- SKU:
- 09250435
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- RIDING STYLE:
- STREET
- MODEL:
- STANDARD
- TYPE:
- CAMSHAFT
- PRODUCT NAME:
- INSTALLATION KIT
- UNITS:
- KIT
- TYPE:
- GEAR
$119.95 -
FEULING OIL PUMP CORP. Camshaft Installation Kit - Gear Drive 2060
FEULING OIL PUMP CORP.
$137.95A proper camshaft installation requires precision fastening and quality gasket sealing—two areas where shortcuts lead to oil leaks, bearing failures, and timing issues down the line. The Feuling Oil...09250434- SKU:
- 09250434
- Availability:
- Ships Same Business Day
- Weight:
- 1.23 LBS
- MODEL:
- STANDARD
- RIDING STYLE:
- STREET
- TYPE:
- CAMSHAFT
- UNITS:
- KIT
- TYPE:
- GEAR
- PRODUCT NAME:
- INSTALLATION KIT
$137.95Qty in Cart: 0Quantity:Price:$137.95Subtotal: -
On Sale
ANDREWS A2 Grind Cam 212263
ANDREWS
MSRP: $251.95Now: $226.76Was: $251.95If you're running a Big Twin and want genuine mid-range and high-end power without sacrificing reliability, the Andrews A2 Grind Cam delivers where it counts. This is a bolt-in upgrade that...09250292- SKU:
- 09250292
- Availability:
- Ships Same Business Day
- Weight:
- 1.98 LBS
- APPLICATION:
- INTAKE
- EXHAUST LIFT AT TDC IMPERIAL:
- SHOVEL: 0.142' PAN: 0.150'
- TYPE:
- GEAR
- APPLICATION:
- EXHAUST
- EXHAUST LIFT IMPERIAL:
- SHOVEL: 0.450' PAN: 0.470'
- GRIND:
- A2
- PRODUCT NAME:
- CAM
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- INTAKE LIFT AT TDC IMPERIAL:
- SHOVEL: 0.156' PAN: 0.164'
- INTAKE LIFT IMPERIAL:
- SHOVEL: 0.450' PAN: 0.470'
MSRP: $251.95Now: $226.76Was: $251.95
