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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FEULING OIL PUMP CORP. Camchest Kit - HP+‚® - Twin Cam 7209P
FEULING OIL PUMP CORP.
$1,649.95If you're running a Twin Cam engine, the camchest is where peak performance lives—and this Feuling HP+® kit gives you complete control over oil flow, cooling, and reliability. By increasing oil...09251380- SKU:
- 09251380
- Availability:
- Ships Same Business Day
- Weight:
- 11.56 LBS
- PRODUCT NAME:
- CAMCHEST KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- GRIND:
- 574 SERIES
- MODEL:
- HP+®
- TYPE:
- CHAIN
$1,649.95 -
FEULING OIL PUMP CORP. Valve Springs - Econo Beehive - Twin Cam 1122
FEULING OIL PUMP CORP.
$309.95If you're running a performance cam on your Twin Cam engine, valve spring selection directly impacts reliability, rev capability, and overall engine longevity. Feuling's Econo Beehive springs deliver...09263322- SKU:
- 09263322
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- PRODUCT NAME:
- SPRING KIT
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- MODEL:
- ECONO BEEHIVE
- STYLE:
- OVATE WIRE BEEHIVE
- UNITS:
- KIT
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- STREET
- STEM DIAMETER IMPERIAL:
- 0.3125'
$309.95Qty in Cart: 0Quantity:Price:$309.95Subtotal: -
FEULING OIL PUMP CORP. Valve Springs - Econo Beehive - Twin Cam 1123
FEULING OIL PUMP CORP.
$309.95High-revving performance demands valve springs engineered for reliability at sustained RPMs, and the Feuling Econo Beehive delivers proven track performance without the premium price tag. These...09263323- SKU:
- 09263323
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- MODEL:
- ECONO BEEHIVE
- PRODUCT NAME:
- SPRING KIT
- STEM DIAMETER IMPERIAL:
- 0.3125'
- TYPE:
- VALVE
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- STREET
- STYLE:
- OVATE WIRE BEEHIVE
- MATERIAL:
- STEEL
- UNITS:
- KIT
$309.95 -
FEULING OIL PUMP CORP. Adjustable Pushrods - Twin Cam 4065
FEULING OIL PUMP CORP.
$189.95If you're running larger lift cams or high spring pressures, factory pushrods won't cut it—they flex under load, robbing you of power and stability at higher RPMs. Feuling's adjustable pushrods...09280009- SKU:
- 09280009
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- PRODUCT NAME:
- PUSHROD SET
- MODEL:
- HP+®
- STYLE:
- ADJUSTABLE
- UNITS:
- SET OF 4
- WALL THICKNESS IMPERIAL:
- 0.095'
- MATERIAL:
- CHROMOLY STEEL
- RIDING STYLE:
- STREET
- WALL THICKNESS:
- 0,095'
- DIAMETER IMPERIAL:
- 7/16'
$189.95Qty in Cart: 0Quantity:Price:$189.95Subtotal: -
FEULING OIL PUMP CORP. HP+‚® Pushrods - M8 4087
FEULING OIL PUMP CORP.
$179.95The M8 engine's dual-valve-per-rocker design creates unique harmonic challenges that adjustable pushrods simply can't handle—one-piece construction maintains precise valve lift while eliminating the...09280091- SKU:
- 09280091
- Availability:
- Ships Same Business Day
- Weight:
- 1.51 LBS
- PRODUCT NAME:
- PUSHROD
- FEATURES:
- STOCK REPLACEMENT
- RIDING STYLE:
- STREET
- STYLE:
- FIXED LENGTH
- UNITS:
- SET OF 4
$179.95 -
FEULING OIL PUMP CORP. HP+‚® Pushrods - +.030" - Twin Cam 4073
FEULING OIL PUMP CORP.
$179.95Twin Cam 4-valve engines demand valvetrain stability to maintain peak performance and reliability. Adjustable pushrods introduce harmonics and lifter wear—one-piece designs eliminate these variables...09280102- SKU:
- 09280102
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- FEATURES:
- 0.030' LONGER
- UNITS:
- SET OF 4
- PRODUCT NAME:
- PUSHROD
- RIDING STYLE:
- STREET
- STYLE:
- FIXED LENGTH
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
FEULING OIL PUMP CORP. Race Pushrods - Evolution 4080
FEULING OIL PUMP CORP.
$229.95If you're running a high-lift cam or pushing extreme spring pressures, stock pushrods will flex and rob you of power—Feuling's Race Series delivers the column rigidity and valve-train stability...09280103- SKU:
- 09280103
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- UNITS:
- SET OF 4
- WALL THICKNESS:
- 0,145'
- MATERIAL:
- CHROMOLY STEEL
- RIDING STYLE:
- STREET
- DIAMETER IMPERIAL:
- 3/8'
- MODEL:
- RACE SERIES®
- PRODUCT NAME:
- PUSHROD SET
- STYLE:
- ADJUSTABLE
- WALL THICKNESS IMPERIAL:
- 0.145'
$229.95 -
FEULING OIL PUMP CORP. Pushrod Tube Kit - Twin Cam 4095
FEULING OIL PUMP CORP.
$99.95If you're running quick-install style pushrods on your Twin Cam engine, proper tube clearance is critical for reliable valve train adjustment and consistent performance. The Feuling Oil Pump Corp...09280104- SKU:
- 09280104
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PRODUCT NAME:
- PUSHROD KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$99.95 -
FEULING OIL PUMP CORP. Quick Install Pushrods - Twin Cam 4096
FEULING OIL PUMP CORP.
$229.95Strength and rigidity of Quick Install pushrods are second only to heavy-duty one-piece pushrods, Tube material starts out as 7/16” rod OD, then gets turned down to 3/8” OD leaving heavy duty 7/16” -...09280105- SKU:
- 09280105
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- PRODUCT NAME:
- PUSHROD
- RIDING STYLE:
- STREET
- STYLE:
- ADJUSTABLE
- WALL THICKNESS:
- 0,134'
- WALL THICKNESS IMPERIAL:
- 0.134'
- UNITS:
- SET OF 4
$229.95 -
FEULING OIL PUMP CORP. Lifters - Race Series - Twin Cam 4050ST
FEULING OIL PUMP CORP.
$299.95Full-travel hydraulic lifters made from machined steel, Exceed the needs of large-lift camshafts and higher spring pressures with a slower bleed-down rate, Maintain proper and critical oil flow to...09280107- SKU:
- 09280107
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MODEL:
- RACE SERIES®
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- LIFTER
- TYPE:
- HYDRAULIC
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- 0.8420' - 0.8423'
- STYLE:
- SHORT-TRAVEL
- UNITS:
- SET OF 4
$299.95Qty in Cart: 0Quantity:Price:$299.95Subtotal: -
FEULING OIL PUMP CORP. Lifters - Race Series - Twin Cam 4051ST
FEULING OIL PUMP CORP.
$299.95Full-travel hydraulic lifters made from machined steel, Exceed the needs of large-lift camshafts and higher spring pressures with a slower bleed-down rate, Maintain proper and critical oil flow to...09280108- SKU:
- 09280108
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- STEEL
- MODEL:
- RACE SERIES®
- TYPE:
- HYDRAULIC
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- RIDING STYLE:
- STREET
- STYLE:
- SHORT-TRAVEL
- UNITS:
- SET OF 4
- PRODUCT NAME:
- LIFTER
- SIZE IMPERIAL:
- +0.843' - 0.8435'
$299.95Qty in Cart: 0Quantity:Price:$299.95Subtotal: -
FEULING OIL PUMP CORP. Lifters - Race Series - Twin Cam 4052ST
FEULING OIL PUMP CORP.
$299.95Full-travel hydraulic lifters made from machined steel, Exceed the needs of large-lift camshafts and higher spring pressures with a slower bleed-down rate, Maintain proper and critical oil flow to...09280109- SKU:
- 09280109
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- LIFTER
- STYLE:
- SHORT-TRAVEL
- UNITS:
- SET OF 4
- MATERIAL:
- STEEL
- SIZE IMPERIAL:
- + 0.8435' - 0.844'
- TYPE:
- HYDRAULIC
- APPLICATION:
- EXHAUST
- MODEL:
- RACE SERIES®
$299.95Qty in Cart: 0Quantity:Price:$299.95Subtotal: -
FEULING OIL PUMP CORP. Lifters - Race Series - Evolution 4062
FEULING OIL PUMP CORP.
$319.95Full-travel hydraulic lifters made from machined steel, Exceed the needs of large-lift camshafts and higher spring pressures with a slower bleed-down rate, Maintain proper and critical oil flow to...09290022- SKU:
- 09290022
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- RIDING STYLE:
- STREET
- SIZE:
- STANDARD
- TYPE:
- HYDRAULIC
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- MODEL:
- RACE SERIES®
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- SET OF 4
- MATERIAL:
- STEEL
- PRODUCT NAME:
- LIFTER
- STYLE:
- FULL-TRAVEL
$319.95 -
FEULING OIL PUMP CORP. Race Series‚® Solid Lifters - Twin Cam 4055
FEULING OIL PUMP CORP.
$299.95Designed for engines with radical valve spring pressures and large lift camshafts; maintain proper and critical oil flow to top end with metered oiling, Optimize valvetrain stability, increase engine...09290024- SKU:
- 09290024
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- DIAMETER IMPERIAL:
- 0.8425'
- MATERIAL:
- STEEL
- MODEL:
- RACE SERIES®
- PRODUCT NAME:
- LIFTER
- UNITS:
- SET OF 4
- STYLE:
- SOLID
$299.95 -
FEULING OIL PUMP CORP. Valve Seals - M8 1080
FEULING OIL PUMP CORP.
$19.95High-quality Viton® valve seals, Designed to handle high engine temperatures with a built-in spring-loaded wiper to clean excess oil from valve stem with minimal friction, Include four seals and seal...09262925- SKU:
- 09262925
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- STREET
- UNITS:
- 8 PACK
- APPLICATION:
- EXHAUST
- MATERIAL:
- VITON
- PRODUCT NAME:
- SEAL
- TYPE:
- VALVE
$19.95 -
FEULING OIL PUMP CORP. Valve Seals 1079
FEULING OIL PUMP CORP.
$18.95Valve seal degradation is a silent killer of engine performance—worn seals allow oil to seep past valve stems, starving your top end of proper lubrication and increasing blowby that robs power. The...09262803- SKU:
- 09262803
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- MATERIAL:
- VITON
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- UNITS:
- 8 PACK
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- TYPE:
- VALVE
$18.95 -
FEULING OIL PUMP CORP. Crankshaft Bearing Race Kit - Twin Cam 5200
FEULING OIL PUMP CORP.
$89.95Kit includes right and left side crankshaft races with the left side thrust washers, These Feuling press on races have a precision ground outer diameter finish and are designed to be true to size...09210786- SKU:
- 09210786
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- FEATURES:
- TWIN CAM A ENGINES
- PRODUCT NAME:
- CRANKSHAFT BEARING RACE KIT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$89.95 -
FEULING OIL PUMP CORP. Rebuild Kit 7001
FEULING OIL PUMP CORP.
$22.95Keep your high-performance oil pump operating at peak efficiency with this comprehensive rebuild kit from Feuling Oil Pump Corp. Rather than sourcing components piecemeal, this kit consolidates all...09320019- SKU:
- 09320019
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- RIDING STYLE:
- STREET
- TYPE:
- OIL PUMP
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
$22.95 -
FEULING OIL PUMP CORP. Hi Performance Oil Pump - Twin Cam 7050
FEULING OIL PUMP CORP.
$499.95Adequate oil circulation is non-negotiable for Twin Cam engines operating at high RPMs—stock pumps simply can't keep pace with sustained performance demands. The FEULING 7050 delivers increased...09320020- SKU:
- 09320020
- Availability:
- Ships Same Business Day
- Weight:
- 1.42 LBS
- BASE COLOR:
- RED
- TYPE:
- OIL PUMP
- PRODUCT NAME:
- PUMP
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- RED
- MODEL:
- RACE SERIES®
- MATERIAL:
- 7075 BILLET ALUMINUM
$499.95Qty in Cart: 0Quantity:Price:$499.95Subtotal: -
FEULING OIL PUMP CORP. Oil Pump Rebuild Kit - Dyna 7061
FEULING OIL PUMP CORP.
$22.95High-mileage Harley engines demand precision oil delivery to maintain bearing protection and hydraulic pressure consistency. This OEM-approved rebuild kit restores your Feuling oil pump to factory...09320024- SKU:
- 09320024
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- UNITS:
- KIT
- BASE COLOR:
- BLACK
- TYPE:
- OIL PUMP
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
$22.95
