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
-
COLONY Oil Pump Nut Kit - Cadmium 8111-12
COLONY
$5.95Oil pump nuts are a wear item that often gets overlooked during engine rebuilds, but using OEM-specification fasteners is critical for maintaining proper oil pump mounting integrity and preventing leaks. This COLONY kit eliminates the frustration of...09320061- SKU:
- 09320061
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- TYPE:
- OIL PUMP
- UNITS:
- KIT
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- CADMIUM
- PRODUCT NAME:
- NUT
$5.95 -
ANDREWS Grind Cam 212440
ANDREWS
$251.95If you're running a hydraulic lifter setup and hitting rpm limits that compromise performance, the ANDREWS Grind Cam 212440 eliminates that ceiling. This U.S.-made cam delivers reliable valve control at 6000+ rpm without valve float, giving you the...DS199299- SKU:
- DS199299
- Availability:
- Ships Same Business Day
- Weight:
- 2.02 LBS
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 24°
- EXHAUST LIFT AT TDC IMPERIAL:
- SHOVEL: 0.156' PAN: 0.164'
- EXHAUST LIFT IMPERIAL:
- SHOVEL: 0.450' PAN: 0.470'
- GRIND:
- BH
- INTAKE OPEN IMPERIAL:
- 24°
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
- INTAKE CLOSE IMPERIAL:
- 52°
- INTAKE DURATION IMPERIAL:
- 256°
- INTAKE LIFT IMPERIAL:
- SHOVEL: 0.450' PAN: 0.470'
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 256°
- EXHAUST OPEN IMPERIAL:
- 52°
- INTAKE LIFT AT TDC IMPERIAL:
- SHOVEL: 0.156' PAN: 0.164'
- RIDING STYLE:
- STREET
- TYPE:
- GEAR
$251.95 -
ANDREWS J Grind Cam 212011
ANDREWS
$251.95If you're running a street or drag bike and want measurable mid-range and top-end power without sacrificing driveability, the Andrews J Grind Cam delivers where it counts. This U.S.-manufactured cam adds usable horsepower across the RPM range while...DS199301- SKU:
- DS199301
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- INTAKE CLOSE IMPERIAL:
- 41°
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 21°
- EXHAUST LIFT AT TDC IMPERIAL:
- SHOVEL: 0.154' PAN: 0.162'
- EXHAUST OPEN IMPERIAL:
- 41°
- INTAKE DURATION IMPERIAL:
- 242°
- INTAKE LIFT AT TDC IMPERIAL:
- SHOVEL: 0.154' PAN: 0.162'
- INTAKE OPEN IMPERIAL:
- 21°
- EXHAUST DURATION IMPERIAL:
- 242°
- EXHAUST LIFT IMPERIAL:
- SHOVEL: 0.405' PAN: 0.425'
- GRIND:
- J
- INTAKE LIFT IMPERIAL:
- SHOVEL: 0.405' PAN: 0.425'
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
$251.95 -
ANDREWS Grind Cam - Shovelhead 212020
ANDREWS
$251.95If you're running a Shovelhead and want to push RPM limits without compromising reliability, the ANDREWS Grind Cam 212020 is engineered to deliver. This hydraulic lifter cam eliminates valve float up to 6000+ RPM, giving you the headroom to build serious...DS199302- SKU:
- DS199302
- Availability:
- Ships Same Business Day
- Weight:
- 2.06 LBS
- EXHAUST LIFT AT TDC IMPERIAL:
- SHOVEL: 0.154' PAN: 0.162'
- EXHAUST LIFT IMPERIAL:
- SHOVEL: 0.405' PAN: 0.425'
- GRIND:
- J
- INTAKE CLOSE IMPERIAL:
- 41°
- INTAKE DURATION IMPERIAL:
- 242°
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
- EXHAUST OPEN IMPERIAL:
- 41°
- INTAKE LIFT AT TDC IMPERIAL:
- SHOVEL: 0.154' PAN: 0.162'
- INTAKE LIFT IMPERIAL:
- SHOVEL: 0.405' PAN: 0.425'
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 242°
- RIDING STYLE:
- STREET
- TYPE:
- GEAR
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 21°
- INTAKE OPEN IMPERIAL:
- 21°
$251.95 -
ANDREWS Grind Cam - Shovelhead 212030
ANDREWS
$251.95If you're running a Shovelhead engine and want reliable valve actuation at high RPM without the risk of valve float, the ANDREWS Grind Cam 212030 delivers the performance you need. This hydraulic lifter cam is engineered to handle sustained 6000-plus RPM...DS199303- SKU:
- DS199303
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- EXHAUST LIFT AT TDC IMPERIAL:
- SHOVEL: 0.154' PAN: 0.162'
- EXHAUST LIFT IMPERIAL:
- SHOVEL: 0.405' PAN: 0.425'
- GRIND:
- J
- INTAKE CLOSE IMPERIAL:
- 41°
- INTAKE DURATION IMPERIAL:
- 242°
- PRODUCT NAME:
- CAM
- APPLICATION:
- INTAKE
- EXHAUST OPEN IMPERIAL:
- 41°
- INTAKE LIFT IMPERIAL:
- SHOVEL: 0.405' PAN: 0.425'
- TYPE:
- GEAR
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 21°
- INTAKE LIFT AT TDC IMPERIAL:
- SHOVEL: 0.154' PAN: 0.162'
- INTAKE OPEN IMPERIAL:
- 21°
- EXHAUST DURATION IMPERIAL:
- 242°
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$251.95 -
ANDREWS Grind Cam - Big Twin 212310
ANDREWS
$251.95If you're running a Big Twin and want to push RPM limits without sacrificing reliability, the ANDREWS Grind Cam delivers the valve lift and timing geometry needed to breathe at 6000-plus RPM on stock springs. This hydraulic lifter cam eliminates valve...DS199317- SKU:
- DS199317
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- APPLICATION:
- EXHAUST
- EXHAUST LIFT AT TDC IMPERIAL:
- SHOVEL: 0.142' PAN: 0.150'
- EXHAUST LIFT IMPERIAL:
- SHOVEL: 0.450' PAN: 0.470'
- EXHAUST OPEN IMPERIAL:
- 43°
- INTAKE CLOSE IMPERIAL:
- 50°
- INTAKE OPEN IMPERIAL:
- 21°
- UNITS:
- EACH
- EXHAUST DURATION IMPERIAL:
- 256°
- INTAKE LIFT IMPERIAL:
- SHOVEL: 0.450' PAN: 0.470'
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- EXHAUST CLOSE IMPERIAL:
- 26°
- GRIND:
- AB
- INTAKE LIFT AT TDC IMPERIAL:
- SHOVEL: 0.156' PAN: 0.164'
- TYPE:
- GEAR
- INTAKE DURATION IMPERIAL:
- 244°
- PRODUCT NAME:
- CAM
$251.95 -
ANDREWS EV3 Cam 291130
ANDREWS
$251.95The Andrews EV3 Cam 291130 delivers measurable mid-range power gains on stock hydraulic lifter engines without sacrificing streetability or idle quality. Built for light-duty Harley applications like the FXRS, this cam lets you maximize performance...DS199320- SKU:
- DS199320
- Availability:
- Ships Same Business Day
- Weight:
- 2.13 LBS
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 238°
- EXHAUST OPEN IMPERIAL:
- 43°
- INTAKE CLOSE IMPERIAL:
- 37°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.197'
- RIDING STYLE:
- STREET
- INTAKE DURATION IMPERIAL:
- 238°
- INTAKE OPEN IMPERIAL:
- 21°
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- EXHAUST LIFT IMPERIAL:
- 0.495'
- GRIND:
- EV3
- INTAKE LIFT IMPERIAL:
- 0.495'
- INTAKE LOBE CENTERLINE IMPERIAL:
- 98°
- TYPE:
- CHAIN
- EXHAUST CLOSE IMPERIAL:
- 15°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.159'
- PRODUCT NAME:
- CAM
$251.95 -
ANDREWS EZ-Install Pushrods 292245
ANDREWS
$305.95Cam changes and routine maintenance shouldn't require tearing apart your entire engine bay. The ANDREWS EZ-Install Pushrods eliminate the need to disassemble rocker boxes or drop your fuel tank, saving you hours of labor on every service interval...DS193851- SKU:
- DS193851
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- CHROMOLY
- PRODUCT NAME:
- PUSHROD
- RIDING STYLE:
- STREET
- MODEL:
- EZ-INSTALL
- UNITS:
- 4 PACK
$305.95 -
ANDREWS EV72 Cam - Evolution 291172
ANDREWS
$251.95The Andrews EV72 Evolution cam delivers a broad, usable powerband from 2800–6000 rpm, making it the ideal upgrade for street-focused big-inch motors that demand reliability without sacrificing performance. Built on the proven EV7 platform, this hydraulic...DS199194- SKU:
- DS199194
- Availability:
- Ships Same Business Day
- Weight:
- 2.12 LBS
- APPLICATION:
- EXHAUST
- EXHAUST OPEN IMPERIAL:
- 60°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.246'
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
- EXHAUST CLOSE IMPERIAL:
- 28°
- INTAKE LIFT IMPERIAL:
- 0.560'
- INTAKE OPEN IMPERIAL:
- 30°
- EXHAUST LIFT IMPERIAL:
- 0.560'
- INTAKE DURATION IMPERIAL:
- 264°
- INTAKE LOBE CENTERLINE IMPERIAL:
- 102°
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 268°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.230'
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 106°
- GRIND:
- EV72
- INTAKE CLOSE IMPERIAL:
- 54°
- RIDING STYLE:
- STREET
$251.95 -
ANDREWS N2 Grind Cam - XL 298125
ANDREWS
$504.95The ANDREWS N2 Grind Cam delivers the aggressive lift and duration you need to maximize airflow and boost low-to-mid-range power without requiring a complete valvetrain overhaul. Stock hydraulic lifters and pushrods are fully compatible, making this a...DS199195- SKU:
- DS199195
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 18°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- INTAKE DURATION IMPERIAL:
- 240°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.180'
- INTAKE LIFT IMPERIAL:
- 0.465'
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- EXHAUST LIFT IMPERIAL:
- 0.440'
- EXHAUST OPEN IMPERIAL:
- 46°
- GRIND:
- N2
- INTAKE CLOSE IMPERIAL:
- 38°
- INTAKE LOBE CENTERLINE IMPERIAL:
- 98°
- PRODUCT NAME:
- CAM KIT
- TYPE:
- GEAR
- EXHAUST DURATION IMPERIAL:
- 244°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.155'
- INTAKE OPEN IMPERIAL:
- 22°
- UNITS:
- 4 PACK
$504.95 -
ANDREWS N4 Grind Cam - XL 298145
ANDREWS
$504.95The Andrews N4 Grind Cam delivers the aggressive valve timing and lift profile serious small-block builders demand without requiring a complete valvetrain overhaul. Stock-compatible base circle sizing means you'll keep your existing pushrods in place,...DS199196- SKU:
- DS199196
- Availability:
- Ships Same Business Day
- Weight:
- 4.32 LBS
- GRIND:
- N4
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 24°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.189'
- EXHAUST LIFT IMPERIAL:
- 0.490'
- EXHAUST OPEN IMPERIAL:
- 52°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.216'
- TYPE:
- CHAIN
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 256°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- INTAKE LIFT IMPERIAL:
- 0.490'
- INTAKE LOBE CENTERLINE IMPERIAL:
- 98°
- INTAKE OPEN IMPERIAL:
- 30°
- PRODUCT NAME:
- CAM KIT
- INTAKE CLOSE IMPERIAL:
- 46°
- INTAKE DURATION IMPERIAL:
- 256°
- UNITS:
- 4 PACK
$504.95Qty in Cart: 0Quantity:Price:$504.95Subtotal: -
ALLOY ART Compression Release Adapter - 14 mm x 3/8" CRA-2
ALLOY ART
$20.95Running twin plug heads but only need single ignition? The ALLOY ART Compression Release Adapter eliminates unnecessary complexity by cleanly blanking off that secondary spark plug hole—no drilling, no fabrication required. This CNC-precision adapter...09500081- SKU:
- 09500081
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TYPE:
- COMPRESSION RELEASE
- UNITS:
- EACH
- CONNECTOR ANGLE:
- STRAIGHT
- SIZE:
- 14 MM - 3/8'
- PRODUCT NAME:
- ADAPTER
- RIDING STYLE:
- STREET
$20.95 -
FEULING OIL PUMP CORP. Chain Drive Cam - 630 Series 1012
FEULING OIL PUMP CORP.
$399.95If you're serious about extracting maximum horsepower from your engine while maintaining responsive low-end performance, the FEULING OIL PUMP CORP. Chain Drive Cam 630 Series is engineered for aggressive street and track applications. This cam profile...09250433- SKU:
- 09250433
- Availability:
- Ships Same Business Day
- Weight:
- 3.16 LBS
- RIDING STYLE:
- STREET
- EXHAUST CLOSE IMPERIAL:
- 19°
- EXHAUST OPEN IMPERIAL:
- 64°
- INTAKE CLOSE IMPERIAL:
- 58°
- INTAKE DURATION IMPERIAL:
- 258°
- INTAKE LIFT IMPERIAL:
- 0.630'
- PRODUCT NAME:
- CAMSHAFT
- EXHAUST DURATION IMPERIAL:
- 263°
- MODEL:
- REAPER
- UNITS:
- PAIR
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- EXHAUST LIFT IMPERIAL:
- 0.630'
- GRIND:
- 630 SERIES
- INTAKE OPEN IMPERIAL:
- 20°
- TYPE:
- CHAIN
$399.95 -
FEULING OIL PUMP CORP. Top End Cam Install Kit - M8 2030
FEULING OIL PUMP CORP.
$119.95A proper top-end rebuild demands precision fasteners, quality bearings, and OEM gasket materials—all sourced and tested together. This Feuling kit eliminates guesswork by bundling everything needed for M8 cam installation, saving you time on sourcing and...09345984- SKU:
- 09345984
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- RIDING STYLE:
- STREET
- TYPE:
- CAM CHANGE
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$119.95 -
FEULING OIL PUMP CORP. Point Cover - 5 Hole - Black 9124
FEULING OIL PUMP CORP.
$69.95A quality point cover does more than protect your ignition system—it defines the visual character of your engine bay while safeguarding critical components from dirt and moisture. The Feuling 5-Hole Point Cover combines precision engineering with clean...09401493- SKU:
- 09401493
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- TYPE:
- POINT
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
$69.95Qty in Cart: 0Quantity:Price:$69.95Subtotal: -
FEULING OIL PUMP CORP. Chain Drive Conversion Kit 7078
FEULING OIL PUMP CORP.
$49.95Stock gear-driven oil pump systems are inherently limited by their design—they generate parasitic drag, create noise, and struggle to maintain consistent pressure at extreme RPMs. The Feuling Oil Pump Corp. Chain Drive Conversion Kit 7078 replaces that...09320035- SKU:
- 09320035
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- TYPE:
- OIL SYSTEM
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- STYLE:
- CHAIN DRIVE
- PRODUCT NAME:
- CONVERSION KIT
$49.95 -
FEULING OIL PUMP CORP. Block Off Cam Plate - Big Twin 8016
FEULING OIL PUMP CORP.
$29.95When you transition to a gear-driven cam system on your Big Twin, the factory hydraulic chain tensioner becomes obsolete—and leaving those ports open invites oil leaks and compromises engine sealing. The Feuling Oil Pump Corp. Block Off Cam Plate seals...09320036- SKU:
- 09320036
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- PRODUCT NAME:
- PLATE
- TYPE:
- BLOCK-OFF
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$29.95 -
FEULING OIL PUMP CORP. Cam Spacers Kit 8040
FEULING OIL PUMP CORP.
$42.95Proper cam chain alignment is critical for reliable valve timing and engine longevity—especially when upgrading to a late-style hydraulic tensioner system on early-model Harley-Davidsons. The FEULING OIL PUMP CORP. Cam Spacers Kit 8040 provides...09250950- SKU:
- 09250950
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- TYPE:
- SPROCKET ALIGNMENT
- PRODUCT NAME:
- SPACER KIT
- RIDING STYLE:
- STREET
- UNITS:
- 6 PACK
$42.95 -
FEULING OIL PUMP CORP. Cam Kit Washers 8041
FEULING OIL PUMP CORP.
$45.95Proper cam timing is non-negotiable for reliable engine performance and longevity. Misaligned camshaft sprockets introduce premature chain wear, increased valve train noise, and potential catastrophic failure. The Feuling Oil Pump Corp. Cam Kit Washers...09250951- SKU:
- 09250951
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- SPROCKET SPACING ALIGNMENT/THRUST WASHER
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$45.95 -
FEULING OIL PUMP CORP. Inner Silent Chain 8062
FEULING OIL PUMP CORP.
$42.95A worn or damaged silent chain directly compromises engine reliability and can lead to catastrophic internal damage if ignored. The Feuling Oil Pump Corp. Inner Silent Chain 8062 restores proper chain tension and engagement, ensuring consistent oil pump...09250955- SKU:
- 09250955
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MOUNTING POSITION:
- INNER
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CHAIN
- TYPE:
- CAM
- NUMBER OF LINKS:
- 16
- UNITS:
- EACH
$42.95
