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
-
KIBBLEWHITE Valve Guide 20-4322
KIBBLEWHITE
$37.93Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum bearing service and minimal port obstruction; improves flow...09260761- SKU:
- 09260761
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- STREET
- BASE COLOR:
- BROWN
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- PRODUCT NAME:
- VALVE GUIDE
- APPLICATION:
- EXHAUST
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- APPLICATION:
- INTAKE
- COLOR/FINISH:
- BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.3090'
- UNITS:
- EACH
$37.93 -
KIBBLEWHITE Exhaust Valve - XL 20-4168
KIBBLEWHITE
$37.55One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260783- SKU:
- 09260783
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- LENGTH IMPERIAL:
- 3.620'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 29°
- HEAD DIAMETER IMPERIAL:
- 1.750'
- STEM DIAMETER IMPERIAL:
- 0.3384'
$37.55 -
KIBBLEWHITE Exhaust Valve - XL 20-2012
KIBBLEWHITE
$37.55One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260784- SKU:
- 09260784
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- HEAD DIAMETER IMPERIAL:
- 1.480'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- LENGTH IMPERIAL:
- 4.625'
- STEM DIAMETER IMPERIAL:
- 0.3096'
- TULIP ANGLE:
- 40°
$37.55 -
KIBBLEWHITE Intake Valve - Big Twin 20-4256
KIBBLEWHITE
$31.01One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260786- SKU:
- 09260786
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- HEAD DIAMETER IMPERIAL:
- 2.000'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.3765'
- TULIP ANGLE:
- 23°
- APPLICATION:
- INTAKE
- LENGTH IMPERIAL:
- 3.885'
- UNITS:
- EACH
$31.01 -
KIBBLEWHITE Intake Valve - XL 20-4196-1
KIBBLEWHITE
$37.55One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260787- SKU:
- 09260787
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- HEAD DIAMETER IMPERIAL:
- 2.000'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 23°
- APPLICATION:
- INTAKE
- LENGTH IMPERIAL:
- 3.620'
- STEM DIAMETER IMPERIAL:
- 0.3090'
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
$37.55 -
KIBBLEWHITE Intake Valve - XL 20-4167
KIBBLEWHITE
$37.55One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260788- SKU:
- 09260788
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- HEAD DIAMETER IMPERIAL:
- 1.950'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- STEM DIAMETER IMPERIAL:
- 0.3090'
- TULIP ANGLE:
- 23°
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 3.690'
$37.55 -
KIBBLEWHITE Intake Valve - XL 20-2010
KIBBLEWHITE
$37.55One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260789- SKU:
- 09260789
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 23°
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.3100'
- APPLICATION:
- INTAKE
- HEAD DIAMETER IMPERIAL:
- 1.715'
- LENGTH IMPERIAL:
- 4.550'
- UNITS:
- EACH
$37.55 -
KIBBLEWHITE Valve Seals 71002-4
KIBBLEWHITE
$11.94For use with intake and exhaust valve guides, Retain their ability to seal in adverse conditions, PTFE seals feature a metal jacket with choker spring, Made in the U.S.A.09260792- SKU:
- 09260792
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- UNITS:
- 4 PACK
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- MATERIAL:
- PTFE
- TYPE:
- VALVE
$11.94 -
KIBBLEWHITE Valve Spring Kit - XL 20-2210
KIBBLEWHITE
$142.97OE style replacement kit, Features dual super clean chrome silicon springs; heat-treated steel base washers, .415" lift, Includes steel retainers, Made in the U.S.A.09260799- SKU:
- 09260799
- Availability:
- Ships Same Business Day
- Weight:
- 0.83 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- TYPE:
- VALVE
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPRING KIT
- SPRING OPEN PRESSURE:
- 342 LB
- SPRING SEAT PRESSURE:
- 157 LB
- UNITS:
- KIT
- COLLAR MATERIAL:
- STEEL
- SPRING LIFT IMPERIAL:
- 0.480'
$142.97 -
KIBBLEWHITE Valve Spring Kit - Big Twin 20-2110
KIBBLEWHITE
$147.47OE style replacement kit, Features dual super clean chrome silicon springs; heat-treated steel base washers, .415" lift, Includes steel retainers, Made in the U.S.A.09260800- SKU:
- 09260800
- Availability:
- Ships Same Business Day
- Weight:
- 1.06 LBS
- SPRING OPEN PRESSURE:
- 385 LB
- SPRING SEAT PRESSURE:
- 150 LB
- MATERIAL:
- STEEL
- TYPE:
- VALVE
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.600'
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- COLLAR MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SPRING KIT
$147.47 -
KIBBLEWHITE Valve Spring Kit - Big Twin 20-20132
KIBBLEWHITE
$148.02600" max lift kits are designed for maximum performance, Feature interference-wound, double-chrome silicone springs; heat-treated steel base washers, Include steel retainers, Made in the U.S.A.09260802- SKU:
- 09260802
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- SPRING LIFT IMPERIAL:
- 0.600'
- UNITS:
- KIT
- MATERIAL:
- STEEL
- SPRING LIFT:
- 0,600'
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- COLLAR MATERIAL:
- STEEL
- SPRING OPEN PRESSURE:
- 361 LB
- SPRING SEAT PRESSURE:
- 163 LB
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- STREET
$148.02 -
KIBBLEWHITE VALVE SPRINGS 66-84 SHOVELHEAD 20-2000
KIBBLEWHITE
$64.50Dual super-clean, chrome silicon springs; .600" lift (seat pressure 155-165 lb.), Accepts stock and aftermarket spring collars, Made in the U.S.A.09260806- SKU:
- 09260806
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- CHROME-SILICON
- TYPE:
- VALVE
- UNITS:
- SET OF 4
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.600'
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT:
- 0,600'
- SPRING OPEN PRESSURE:
- 387 LB
- SPRING SEAT PRESSURE:
- 152 LB
$64.50 -
KIBBLEWHITE Valve Springs - XL 20-2215
KIBBLEWHITE
$51.22Dual super-clean, chrome silicon OEM-style stock replacement springs, Accepts stock and aftermarket spring collars, Made in the U.S.A.09260807- SKU:
- 09260807
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- CHROME-SILICON
- SPRING SEAT PRESSURE:
- 95 LB
- TYPE:
- VALVE
- UNITS:
- SET OF 4
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT:
- 0,400'
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.400'
- SPRING OPEN PRESSURE:
- 325 LB
$51.22 -
KIBBLEWHITE Exhaust Valve - Evolution 20-4170R
KIBBLEWHITE
$26.62One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260127- SKU:
- 09260127
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- LENGTH IMPERIAL:
- 4.525'
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.3096'
- HEAD DIAMETER IMPERIAL:
- 1.630'
- TULIP ANGLE:
- 40°
$26.62 -
KIBBLEWHITE Valve Seals - Evolution 71008-4
KIBBLEWHITE
$11.94For use with intake and exhaust valve guides, Retain their ability to seal in adverse conditions, PTFE seals feature a metal jacket with choker spring, Made in the U.S.A.09260327- SKU:
- 09260327
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- PTFE
- TYPE:
- VALVE
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- UNITS:
- 4 PACK
$11.94 -
KIBBLEWHITE Intake Valve - 1200 XL 20-2013
KIBBLEWHITE
$31.01One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260328- SKU:
- 09260328
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- LENGTH IMPERIAL:
- 4.480'
- STEM DIAMETER IMPERIAL:
- 0.3100'
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- HEAD DIAMETER IMPERIAL:
- 1.710'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 23°
$31.01 -
KIBBLEWHITE Exhaust Valve - 1200 XL 20-2014
KIBBLEWHITE
$31.01One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260329- SKU:
- 09260329
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- HEAD DIAMETER IMPERIAL:
- 1.475'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- LENGTH IMPERIAL:
- 4.560'
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 40°
- STEM DIAMETER IMPERIAL:
- 0.3095'
$31.01 -
KIBBLEWHITE Intake Valve - Twin Cam 20-20055
KIBBLEWHITE
$29.81One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260330- SKU:
- 09260330
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- STEM DIAMETER IMPERIAL:
- 0.3106'
- HEAD DIAMETER IMPERIAL:
- 1.840'
- LENGTH IMPERIAL:
- 4.445'
- TULIP ANGLE:
- 23°
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
$29.81 -
KIBBLEWHITE Exhaust Valve - Twin Cam 20-20057
KIBBLEWHITE
$29.81One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides resistance to corrosion; wears superior to hard...09260331- SKU:
- 09260331
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- LENGTH IMPERIAL:
- 4.505'
- RIDING STYLE:
- STREET
- STEM DIAMETER IMPERIAL:
- 0.3095'
- UNITS:
- EACH
- HEAD DIAMETER IMPERIAL:
- 1.565'
- TULIP ANGLE:
- 17°
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
$29.81 -
KIBBLEWHITE Cast Iron Valve Guide 20-4095C
KIBBLEWHITE
$9.67Precision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Overall length of both intake and exhaust is 1.90", Made in the U.S.A.09262793- SKU:
- 09262793
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.3755'
- OUTSIDE DIAMETER IMPERIAL:
- 0.6440'
- PRODUCT NAME:
- VALVE GUIDE
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- CAST IRON
$9.67
