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
-
On Sale
KIBBLEWHITE Valve Guide - Big Twin 20-2038
KIBBLEWHITE
MSRP: $34.40Now: $30.96Was: $34.40Valve guides are critical to maintaining proper valve alignment and minimizing wear under the extreme heat and pressure of engine operation. A worn or poorly machined guide compromises combustion...09261984- SKU:
- 09261984
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- BRONZE
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.5730'
- SIZE IMPERIAL:
- OVERSIZE (+0.008')
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.3760'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
MSRP: $34.40Now: $30.96Was: $34.40Qty in Cart: 0Quantity:Price:MSRP: $34.40Now: $30.96Was: $34.40Subtotal: -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2053C
KIBBLEWHITE
MSRP: $8.83Now: $7.95Was: $8.83If you're building or rebuilding an engine for competition or high-performance street use, valve guide integrity is non-negotiable—they control oil flow, maintain proper valve seating, and prevent...09261986- SKU:
- 09261986
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.6280'
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
MSRP: $8.83Now: $7.95Was: $8.83 -
On Sale
KIBBLEWHITE Valve Guide - Big Twin 20-2054
KIBBLEWHITE
MSRP: $34.40Now: $30.96Was: $34.40Valve guide wear is one of the most overlooked killers of engine efficiency and longevity in high-performance Big Twin applications. The Kibblewhite 20-2054 uses precision-machined nickel bronze...09261987- SKU:
- 09261987
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.3755'
- SIZE IMPERIAL:
- OVERSIZE (+0.004')
- MATERIAL:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.6290'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
MSRP: $34.40Now: $30.96Was: $34.40 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2054C
KIBBLEWHITE
MSRP: $8.83Now: $7.95Was: $8.83A precision-engineered valve guide is fundamental to maintaining cylinder head integrity and engine longevity. The KIBBLEWHITE Cast Iron Valve Guide 20-2054C delivers reliable performance in...09261988- SKU:
- 09261988
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.6290'
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $8.83Now: $7.95Was: $8.83 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2056C
KIBBLEWHITE
MSRP: $8.83Now: $7.95Was: $8.83If you're building or rebuilding a high-performance engine, valve guide quality directly impacts cylinder sealing, oil consumption, and longevity under boost or sustained RPM. The KIBBLEWHITE Cast...09261991- SKU:
- 09261991
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- MATERIAL:
- CAST IRON
- APPLICATION:
- INTAKE
- OUTSIDE DIAMETER IMPERIAL:
- 0.6310'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
MSRP: $8.83Now: $7.95Was: $8.83 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2058C
KIBBLEWHITE
MSRP: $8.83Now: $7.95Was: $8.83KIBBLEWHITE cast iron valve guides deliver the precision fitment and durability your engine demands for reliable high-RPM operation. Whether you're running a naturally aspirated build or forced...09261992- SKU:
- 09261992
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.6330'
MSRP: $8.83Now: $7.95Was: $8.83 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2063C
KIBBLEWHITE
MSRP: $9.71Now: $8.86Was: $9.71If you're rebuilding a high-performance engine or restoring a classic, precision valve guides are non-negotiable—they directly impact cylinder sealing, valve longevity, and overall engine reliability...09261994- SKU:
- 09261994
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- EXHAUST
- MATERIAL:
- CAST IRON
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- OUTSIDE DIAMETER IMPERIAL:
- 0.6280'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $9.71Now: $8.86Was: $9.71 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2068C
KIBBLEWHITE
MSRP: $8.83Now: $7.95Was: $8.83Valve guide wear is one of the most common culprits behind oil consumption and loss of compression—issues that compromise both performance and reliability. The KIBBLEWHITE Cast Iron Valve Guide...09262004- SKU:
- 09262004
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MATERIAL:
- CAST IRON
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
- OUTSIDE DIAMETER IMPERIAL:
- 0.6330'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $8.83Now: $7.95Was: $8.83 -
On Sale
KIBBLEWHITE Valve Guide 20-20690
KIBBLEWHITE
MSRP: $29.60Now: $26.64Was: $29.60If you're rebuilding a high-performance engine or restoring a classic, valve guide quality directly impacts cylinder head longevity and flow efficiency. The KIBBLEWHITE 20-20690 delivers precision...09262005- SKU:
- 09262005
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BRONZE
- APPLICATION:
- INTAKE
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.5620'
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
MSRP: $29.60Now: $26.64Was: $29.60 -
On Sale
KIBBLEWHITE Valve Guide - Twin Cam 20-20690C
KIBBLEWHITE
MSRP: $11.98Now: $10.78Was: $11.98Valve guides are critical wear surfaces in your Twin Cam engine—precision fitment directly impacts compression integrity, oil consumption, and valve seat longevity. KIBBLEWHITE's cast iron...09262006- SKU:
- 09262006
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.5620'
- SIZE IMPERIAL:
- STANDARD
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- UNITS:
- EACH
MSRP: $11.98Now: $10.78Was: $11.98 -
On Sale
KIBBLEWHITE Valve Guide 20-20691
KIBBLEWHITE
MSRP: $29.60Now: $26.64Was: $29.60If you're rebuilding a cylinder head or restoring an engine to original specifications, worn or damaged valve guides compromise both flow efficiency and seal integrity. The KIBBLEWHITE 20-20691 valve...09262007- SKU:
- 09262007
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- INTAKE
- COLOR/FINISH:
- BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 0,5630'
MSRP: $29.60Now: $26.64Was: $29.60 -
On Sale
KIBBLEWHITE Valve Guide - Twin Cam 20-20691C
KIBBLEWHITE
MSRP: $11.98Now: $10.78Was: $11.98Valve guides are critical to maintaining proper valve alignment and controlling stem clearance—wear them out, and you're looking at blow-by, oil consumption, and catastrophic engine damage. The...09262008- SKU:
- 09262008
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.5630'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
MSRP: $11.98Now: $10.78Was: $11.98 -
On Sale
KIBBLEWHITE Valve Guide 20-20692
KIBBLEWHITE
MSRP: $29.60Now: $26.64Was: $29.60A precision valve guide is fundamental to maintaining proper valve sealing, alignment, and flow characteristics in any high-performance engine. The KIBBLEWHITE 20-20692 is precision-machined to...09262009- SKU:
- 09262009
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- INTAKE
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- UNITS:
- EACH
- BASE COLOR:
- BROWN
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- COLOR/FINISH:
- BRONZE
MSRP: $29.60Now: $26.64Was: $29.60 -
On Sale
KIBBLEWHITE Valve Guide - Twin Cam 20-20692C
KIBBLEWHITE
MSRP: $11.98Now: $10.78Was: $11.98Worn valve guides lead to excessive oil consumption, poor sealing, and accelerated valve wear—issues that compound quickly in high-performance applications. The KIBBLEWHITE Valve Guide restores...09262010- SKU:
- 09262010
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- UNITS:
- EACH
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- APPLICATION:
- INTAKE
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
MSRP: $11.98Now: $10.78Was: $11.98 -
On Sale
KIBBLEWHITE Valve Guide - Twin Cam 20-20699C
KIBBLEWHITE
MSRP: $11.98Now: $10.78Was: $11.98Valve guides are critical to maintaining proper valve alignment and controlling clearance in your Twin Cam engine—wear or damage here directly impacts combustion sealing and overall reliability. The...09262012- SKU:
- 09262012
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 0.5720'
- SIZE IMPERIAL:
- OVERSIZE (+0.010')
- MATERIAL:
- CAST IRON
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
MSRP: $11.98Now: $10.78Was: $11.98 -
On Sale
KIBBLEWHITE Cast Iron Valve Guide 20-2069C
KIBBLEWHITE
MSRP: $9.71Now: $8.86Was: $9.71If you're rebuilding or upgrading your cylinder head, valve guide integrity is non-negotiable. The KIBBLEWHITE Cast Iron Valve Guide 20-2069C delivers precision-machined durability that handles...09262013- SKU:
- 09262013
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.6350'
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- MATERIAL:
- CAST IRON
- INSIDE DIAMETER IMPERIAL:
- 0.3745'
MSRP: $9.71Now: $8.86Was: $9.71 -
On Sale
KIBBLEWHITE Valve Guide - Twin Cam 20-20700C
KIBBLEWHITE
MSRP: $11.98Now: $10.78Was: $11.98Valve guide wear is one of the most common causes of oil consumption and reduced compression in Twin Cam engines. The KIBBLEWHITE 20-20700C replaces worn guides with a precision-machined component...09262015- SKU:
- 09262015
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- OUTSIDE DIAMETER IMPERIAL:
- 0.5620'
- UNITS:
- EACH
- MATERIAL:
- CAST IRON
- SIZE IMPERIAL:
- STANDARD
MSRP: $11.98Now: $10.78Was: $11.98 -
On Sale
KIBBLEWHITE Valve Guide 20-20701
KIBBLEWHITE
MSRP: $29.60Now: $26.64Was: $29.60If you're building or rebuilding a high-performance engine, valve guides are non-negotiable—they control oil consumption, maintain precise valve seating, and directly impact combustion chamber...09262016- SKU:
- 09262016
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- COLOR/FINISH:
- BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- OUTSIDE DIAMETER IMPERIAL:
- 0.5630'
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
MSRP: $29.60Now: $26.64Was: $29.60 -
On Sale
KIBBLEWHITE Valve Guide - Twin Cam 20-20701C
KIBBLEWHITE
MSRP: $11.98Now: $10.78Was: $11.98Valve guides are critical to maintaining proper valve alignment and minimizing wear in high-rev applications. The KIBBLEWHITE Valve Guide 20-20701C delivers the precision fit and durability required...09262017- SKU:
- 09262017
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 0.5630'
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- APPLICATION:
- EXHAUST
- MATERIAL:
- CAST IRON
MSRP: $11.98Now: $10.78Was: $11.98 -
On Sale
KIBBLEWHITE Valve Guide 20-20702
KIBBLEWHITE
MSRP: $29.60Now: $26.64Was: $29.60If you're rebuilding a high-mileage engine or restoring a classic, worn valve guides compromise both performance and reliability. The KIBBLEWHITE 20-20702 valve guide is precision-machined from C630...09262018- SKU:
- 09262018
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.5640'
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- MATERIAL:
- C630 BRONZE
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- BASE COLOR:
- BROWN
MSRP: $29.60Now: $26.64Was: $29.60
