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
-
GARDNER-WESTCOTT Male Elbow - 3/16" x 1/8" - Chrome 7-49IE-3X2
GARDNER-WESTCOTT
$13.95Constructed of chrome-plated brass, Features 90° right-angle inverted-flare design, Made in the U.S.A.DS245256- SKU:
- DS245256
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- FITTING
- TYPE:
- MASTER CYLINDER
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BASE FINISH:
- CHROME
- MATERIAL:
- BRASS
- CONNECTION TYPE:
- 1/8' NPT (MALE)
- CONNECTOR ANGLE:
- 90°
$13.95 -
GARDNER-WESTCOTT Male - 90' - 3/8"-1/8" NPT - Chrome 7-91TD-6X2
GARDNER-WESTCOTT
$29.95Chrome finish, Made in the U.S.A.DS245258- SKU:
- DS245258
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- TYPE:
- HOSE
- UNITS:
- EACH
- CONNECTOR ANGLE:
- 90°
- PRODUCT NAME:
- FITTING
- CONNECTION TYPE:
- 1/8' NPT (MALE)
- COLOR/FINISH:
- CHROME
- CONNECTION TYPE:
- 3/8' HOSE FITTING
- RIDING STYLE:
- STREET
$29.95 -
GARDNER-WESTCOTT Male Elbow - 5/16" x 1/8" - Chrome 7-91HB-5X2
GARDNER-WESTCOTT
$14.95Chrome finish, Made in the U.S.A.DS245259- SKU:
- DS245259
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTION TYPE:
- 5/16' HOSE FITTING
- TYPE:
- HOSE
- CONNECTOR ANGLE:
- 90°
- PRODUCT NAME:
- FITTING
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- CONNECTION TYPE:
- 1/8' NPT (MALE)
$14.95 -
GARDNER-WESTCOTT 5/16" - 1/8" NPT Fitting - Chrome 7-90HB-5X2
GARDNER-WESTCOTT
$6.95Chrome finish, Made in the U.S.A.DS245272- SKU:
- DS245272
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- CONNECTOR ANGLE:
- STRAIGHT
- CONNECTION TYPE:
- 1/8' NPT (MALE)
- CONNECTION TYPE:
- 5/16' HOSE FITTING
- TYPE:
- OIL PUMP
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- FITTING
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$6.95 -
GARDNER-WESTCOTT Male - Straight 3/8" - 1/8" NPT - Chrome 7-90TD-6X2
GARDNER-WESTCOTT
$16.95Chrome finish, Made in the U.S.A.DS245274- SKU:
- DS245274
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- CHROME
- CONNECTION TYPE:
- 3/8' HOSE FITTING
- UNITS:
- EACH
- CONNECTION TYPE:
- 1/8' NPT (MALE)
- RIDING STYLE:
- STREET
- CONNECTOR ANGLE:
- STRAIGHT
- TYPE:
- OIL PUMP
- PRODUCT NAME:
- FITTING
$16.95Qty in Cart: 0Quantity:Price:$16.95Subtotal: -
GARDNER-WESTCOTT Hex Socket Plug - 1/8" NPT 7-107CSP-2
GARDNER-WESTCOTT
$5.95Chrome finish, Made in the U.S.A.DS245276- SKU:
- DS245276
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- FITTING
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- CONNECTOR ANGLE:
- STRAIGHT
- CONNECTION TYPE:
- 1/8' NPT (MALE)
- TYPE:
- PLUG
$5.95 -
ANDREWS N4 Grind Cam - XL 298150
ANDREWS
$504.95Cams run to 6500 rpm with stock hydraulic lifters; recommend solids not be installed, Stock base circle sizes allow the use of stock pushrods, Made in the U.S.A.DS199076- SKU:
- DS199076
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- GRIND:
- N4
- PRODUCT NAME:
- CAM KIT
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- 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
- INTAKE CLOSE IMPERIAL:
- 46°
- INTAKE DURATION IMPERIAL:
- 256°
- UNITS:
- 4 PACK
- EXHAUST DURATION IMPERIAL:
- 256°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- INTAKE LIFT IMPERIAL:
- 0.490'
- INTAKE LOBE CENTERLINE IMPERIAL:
- 98°
- INTAKE OPEN IMPERIAL:
- 30°
$504.95 -
ANDREWS N6 Cam - XL 298170
ANDREWS
$504.95Cams run to 6500 rpm with stock hydraulic lifters; recommend solids not be installed, Stock base circle sizes allow the use of stock pushrods, Made in the U.S.A., N6 designed for modified 1200s to 80" and/or high-compression pistons: stock springs and...DS199077- SKU:
- DS199077
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- EXHAUST CLOSE IMPERIAL:
- 28°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- GRIND:
- N6
- INTAKE OPEN IMPERIAL:
- 34°
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- INTAKE DURATION IMPERIAL:
- 264°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.241'
- INTAKE LIFT IMPERIAL:
- 0.500'
- TYPE:
- CHAIN
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 264°
- EXHAUST LIFT IMPERIAL:
- 0.500'
- EXHAUST OPEN IMPERIAL:
- 56°
- INTAKE LOBE CENTERLINE IMPERIAL:
- 98°
- PRODUCT NAME:
- CAM KIT
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.212'
- INTAKE CLOSE IMPERIAL:
- 50°
- UNITS:
- 4 PACK
$504.95 -
ANDREWS N8 Cam - XL 298190
ANDREWS
$504.95Cams run to 6500 rpm with stock hydraulic lifters; recommend solids not be installed, Stock base circle sizes allow the use of stock pushrods, Made in the U.S.A.DS199078- SKU:
- DS199078
- Availability:
- Ships Same Business Day
- Weight:
- 4.30 LBS
- EXHAUST CLOSE IMPERIAL:
- 28°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- APPLICATION:
- EXHAUST
- EXHAUST OPEN IMPERIAL:
- 56°
- INTAKE CLOSE IMPERIAL:
- 44°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.226'
- INTAKE OPEN IMPERIAL:
- 32°
- TYPE:
- CHAIN
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.212'
- INTAKE DURATION IMPERIAL:
- 256°
- UNITS:
- 4 PACK
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 264°
- EXHAUST LIFT IMPERIAL:
- 0.500'
- GRIND:
- N8
- INTAKE LIFT IMPERIAL:
- 0.490'
- INTAKE LOBE CENTERLINE IMPERIAL:
- 96°
- PRODUCT NAME:
- CAM KIT
- RIDING STYLE:
- STREET
$504.95 -
ANDREWS EV23 Cam 291123
ANDREWS
$251.95These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float, Bolt-in cam for heavier touring bikes and high-geared bikes with 65-tooth rear pulleys, Uses stock springs; works with carbs or fuel injection, Crisp throttle...DS199097- SKU:
- DS199097
- Availability:
- Ships Same Business Day
- Weight:
- 2.19 LBS
- EXHAUST OPEN IMPERIAL:
- 40°
- INTAKE LIFT IMPERIAL:
- 0.498'
- INTAKE LOBE CENTERLINE IMPERIAL:
- 100°
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- EXHAUST CLOSE IMPERIAL:
- 8°
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 106°
- GRIND:
- EV23
- INTAKE OPEN IMPERIAL:
- 10°
- PRODUCT NAME:
- CAM
- TYPE:
- CHAIN
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 228°
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.121'
- EXHAUST LIFT IMPERIAL:
- 0.498'
- INTAKE CLOSE IMPERIAL:
- 30°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.134'
- INTAKE DURATION IMPERIAL:
- 220°
- UNITS:
- EACH
$251.95 -
ANDREWS V8 Cam - XL 298180
ANDREWS
$504.95Cams run to 6500 rpm with stock hydraulic lifters; recommend solids not be installed, Stock base circle sizes allow the use of stock pushrods, Made in the U.S.A.DS199111- SKU:
- DS199111
- Availability:
- Ships Same Business Day
- Weight:
- 4.25 LBS
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.212'
- EXHAUST OPEN IMPERIAL:
- 56°
- INTAKE DURATION IMPERIAL:
- 256°
- INTAKE LIFT IMPERIAL:
- 0.490'
- INTAKE LOBE CENTERLINE IMPERIAL:
- 96°
- PRODUCT NAME:
- CAM KIT
- UNITS:
- 4 PACK
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 264°
- EXHAUST LIFT IMPERIAL:
- 0.500'
- EXHAUST CLOSE IMPERIAL:
- 28°
- INTAKE OPEN IMPERIAL:
- 32°
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 104°
- GRIND:
- V8
- INTAKE CLOSE IMPERIAL:
- 44°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.226'
- TYPE:
- CHAIN
$504.95 -
ANDREWS EV5 Grind Cam - Big Twin 291150
ANDREWS
$251.95These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float, Made in the U.S.A.DS199443- SKU:
- DS199443
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
- EXHAUST CLOSE IMPERIAL:
- 20°
- INTAKE CLOSE IMPERIAL:
- 44°
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 252°
- EXHAUST LIFT IMPERIAL:
- 0.530'
- EXHAUST OPEN IMPERIAL:
- 52°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.240'
- INTAKE LIFT IMPERIAL:
- 0.530'
- INTAKE OPEN IMPERIAL:
- 28°
- RIDING STYLE:
- STREET
- TYPE:
- GEAR
- APPLICATION:
- EXHAUST
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.190'
- GRIND:
- EV5
- INTAKE DURATION IMPERIAL:
- 252°
$251.95Qty in Cart: 0Quantity:Price:$251.95Subtotal: -
ANDREWS EV7 Cam - Big Twin 291170
ANDREWS
$251.95These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float, Excellent in the 2800-6500 rpm range, Designed for big-inch stroker motors with head work, Uses stock springs, Works with stock hydraulics, with stock spring...DS199445- SKU:
- DS199445
- Availability:
- Ships Same Business Day
- Weight:
- 2.13 LBS
- APPLICATION:
- EXHAUST
- EXHAUST CLOSE IMPERIAL:
- 27°
- EXHAUST DURATION IMPERIAL:
- 266°
- EXHAUST OPEN IMPERIAL:
- 59°
- INTAKE DURATION IMPERIAL:
- 266°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.249'
- UNITS:
- EACH
- GRIND:
- EV7
- INTAKE CLOSE IMPERIAL:
- 55°
- EXHAUST LIFT IMPERIAL:
- 0.560'
- INTAKE LIFT IMPERIAL:
- 0.560'
- INTAKE OPEN IMPERIAL:
- 31°
- PRODUCT NAME:
- CAM
- APPLICATION:
- INTAKE
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.223'
- RIDING STYLE:
- STREET
$251.95 -
ANDREWS EV38 Grind Cam - Big Twin 291138
ANDREWS
$251.95These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float, Made in the U.S.A.DS199446- SKU:
- DS199446
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 252°
- EXHAUST LIFT IMPERIAL:
- 0.500'
- EXHAUST OPEN IMPERIAL:
- 52°
- GRIND:
- EV38
- INTAKE CLOSE IMPERIAL:
- 37°
- INTAKE LIFT IMPERIAL:
- 0.495'
- TYPE:
- GEAR
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.182'
- INTAKE OPEN IMPERIAL:
- 21°
- EXHAUST CLOSE IMPERIAL:
- 20°
- INTAKE DURATION IMPERIAL:
- 238°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.190'
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
$251.95 -
ANDREWS EV51 Cam - Big Twin 291151
ANDREWS
$251.95These hydraulic lifter cams are capable of 6000-plus rpm with stock springs and no valve float, Easy installation, Works with stock hydraulics, Long duration for modified street motors, Power range from 3000-6500 rpm, Must check coil bind, valve-to-valve...DS199447- SKU:
- DS199447
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- EXHAUST LIFT IMPERIAL:
- 0.510'
- EXHAUST CLOSE IMPERIAL:
- 22°
- EXHAUST DURATION IMPERIAL:
- 256°
- INTAKE LIFT IMPERIAL:
- 0.510'
- INTAKE OPEN IMPERIAL:
- 28°
- RIDING STYLE:
- STREET
- INTAKE DURATION IMPERIAL:
- 252°
- INTAKE LIFT AT TDC IMPERIAL:
- 0.233'
- EXHAUST LOBE CENTERLINE IMPERIAL:
- 106°
- GRIND:
- EV51
- PRODUCT NAME:
- CAM
- UNITS:
- EACH
- EXHAUST LIFT AT TDC IMPERIAL:
- 0.195'
- EXHAUST OPEN IMPERIAL:
- 54°
- INTAKE CLOSE IMPERIAL:
- 44°
- INTAKE LOBE CENTERLINE IMPERIAL:
- 98°
- TYPE:
- CHAIN
$251.95 -
ANDREWS High-Lift Valve Springs 272110
ANDREWS
$67.95Provide correct spring force for any of our performance cams when used in 74" and 80" motors, Max lift; installation does not require complicated machining but does require proper valvetrain setup, Made in the U.S.A.DS199736- SKU:
- DS199736
- Availability:
- Ships Same Business Day
- Weight:
- 2.13 LBS
- PRODUCT NAME:
- SPRING
- TYPE:
- VALVE
- RIDING STYLE:
- STREET
- UNITS:
- 4 PACK
$67.95 -
ANDREWS Medium-Lift Upper Spring Collar Set 276150
ANDREWS
$74.95Intended to work with stock springs and add approximately .060" spring travel with no other modifications on 66-84 74" and 80" motors, The easy way to install B or #2 cams in stock heads, Made in the U.S.A.DS199737- SKU:
- DS199737
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- PRODUCT NAME:
- UPPER SPRING COLLAR
- RIDING STYLE:
- STREET
- STYLE:
- MEDIUM-LIFT
- UNITS:
- 4 PACK
$74.95 -
ANDREWS Valve Spring Collars 273120
ANDREWS
$51.95Similar to stock 80-style parts, but lower profile for easier installation of higher lift cams, Required parts if you use 80-style valve guides that utilize "K" line stem seals, Heat-treated steel, For 74" and 80" motors, Made in the U.S.A.DS199738- SKU:
- DS199738
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- COLLAR
- RIDING STYLE:
- STREET
- UNITS:
- 4 PACK
- MATERIAL:
- STEEL
- STYLE:
- LOW-PROFILE
- TYPE:
- LOWER SPRING COLLAR
$51.95 -
ANDREWS High-Lift Springs 294150
ANDREWS
$65.95Accommodates cam lifts of .550"+, Installation does not require machining of heads, Kit includes four inner and four outer springs, For use with titanium upper-spring collars, Collars sold separately, Made in the U.S.A.DS199739- SKU:
- DS199739
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- RIDING STYLE:
- STREET
- UNITS:
- 4 PACK
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPRING KIT
- TYPE:
- VALVE
$65.95 -
ANDREWS Adjustable Pushrods - M8 292017
ANDREWS
$300.95Andrews completely adjustable pushrods easily replace the nonadjustable stock pushrods on Evolution engines, Rocker boxes must be removed for installation, Made in the U.S.A.09280095- SKU:
- 09280095
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- RIDING STYLE:
- STREET
- STYLE:
- ADJUSTABLE
- MATERIAL:
- CHROME MOLY
- UNITS:
- 4 PACK
- PRODUCT NAME:
- PUSHROD
$300.95
