Engine

Engine

Engine

At JJ Motorsports, we sell harley road bike engine parts online. We have a wide selection of parts to choose from, and our knowledgeable staff is always available to help you find the right part for your bike. We offer competitive prices and fast shipping, so you can get your bike back on the road in no time. Whether you're looking for a new engine or just some replacement parts, JJ Motorsports is the place to shop. Visit us online today and see for yourself why we're the best in the business. Thanks for choosing JJ Motorsports!

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  • KIBBLEWHITE Valve Spring Kit - XL 20-2210

    KIBBLEWHITE Valve Spring Kit - XL 20-2210

    KIBBLEWHITE

    $212.95
    KIBBLEWHITE Valve Spring Kit XL 20-2210OE 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.
    9260799
    SKU:
    9260799
    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'
    Add to Cart
    $212.95
    Qty in Cart: 0
    Quantity:
    Price:
    $212.95
    Subtotal:
  • KIBBLEWHITE Valve Spring Kit - Big Twin 20-2110 KIBBLEWHITE Valve Spring Kit - Big Twin 20-2110

    KIBBLEWHITE Valve Spring Kit - Big Twin 20-2110

    KIBBLEWHITE

    $147.95
    KIBBLEWHITE Valve Spring Kit Big Twin 20-2110OE 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.
    9260800
    SKU:
    9260800
    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
    Add to Cart
    $147.95
    Qty in Cart: 0
    Quantity:
    Price:
    $147.95
    Subtotal:
  • KIBBLEWHITE Valve Spring Kit - Big Twin 20-20132

    KIBBLEWHITE Valve Spring Kit - Big Twin 20-20132

    KIBBLEWHITE

    $191.95
    KIBBLEWHITE Valve Spring Kit Big Twin 20-20132600" 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.
    9260802
    SKU:
    9260802
    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
    Qty in Cart: 0
    Price:
    $191.95
    Subtotal:
  • KIBBLEWHITE VALVE SPRINGS 66-84 SHOVELHEAD 20-2000 KIBBLEWHITE VALVE SPRINGS 66-84 SHOVELHEAD 20-2000

    KIBBLEWHITE VALVE SPRINGS 66-84 SHOVELHEAD 20-2000

    KIBBLEWHITE

    $64.95
    KIBBLEWHITE VALVE SPRINGS 66-84 SHOVELHEAD 20-2000Dual super-clean, chrome silicon springs; .600" lift (seat pressure 155-165 lb.), Accepts stock and aftermarket spring collars, Made in the U.S.A.
    9260806
    SKU:
    9260806
    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
    Add to Cart
    $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • KIBBLEWHITE Valve Springs - XL 20-2215 KIBBLEWHITE Valve Springs - XL 20-2215

    KIBBLEWHITE Valve Springs - XL 20-2215

    KIBBLEWHITE

    $51.95
    KIBBLEWHITE Valve Springs XL 20-2215Dual super-clean, chrome silicon OEM-style stock replacement springs, Accepts stock and aftermarket spring collars, Made in the U.S.A.
    9260807
    SKU:
    9260807
    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
    Add to Cart
    $51.95
    Qty in Cart: 0
    Quantity:
    Price:
    $51.95
    Subtotal:
  • KIBBLEWHITE Intake Valve - Evolution 20-4171R

    KIBBLEWHITE Intake Valve - Evolution 20-4171R

    KIBBLEWHITE

    $26.95
    KIBBLEWHITE Intake Valve Evolution 20-4171ROne-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...
    9260126
    SKU:
    9260126
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    STEM DIAMETER IMPERIAL:
    0.3107'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    TULIP ANGLE:
    28°
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    HEAD DIAMETER IMPERIAL:
    1.900'
    LENGTH IMPERIAL:
    4.420'
    Add to Cart
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - Evolution 20-4170R

    KIBBLEWHITE Exhaust Valve - Evolution 20-4170R

    KIBBLEWHITE

    $26.95
    KIBBLEWHITE Exhaust Valve Evolution 20-4170ROne-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...
    9260127
    SKU:
    9260127
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    APPLICATION:
    EXHAUST
    MODEL:
    BLACK DIAMONDâ„¢
    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°
    Add to Cart
    $26.95
    Qty in Cart: 0
    Quantity:
    Price:
    $26.95
    Subtotal:
  • KIBBLEWHITE Valve Seals - Viton - Evolution 20-2015

    KIBBLEWHITE Valve Seals - Viton - Evolution 20-2015

    KIBBLEWHITE

    $12.95
    For 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.
    9260326
    SKU:
    9260326
    Weight:
    0.00 LBS
    Qty in Cart: 0
    Price:
    $12.95
    Subtotal:
  • KIBBLEWHITE Valve Seals - Evolution 71008-4

    KIBBLEWHITE Valve Seals - Evolution 71008-4

    KIBBLEWHITE

    $13.95
    KIBBLEWHITE Valve Seals Evolution 71008-4For 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.
    9260327
    SKU:
    9260327
    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
    Add to Cart
    $13.95
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  • KIBBLEWHITE Intake Valve - 1200 XL 20-2013

    KIBBLEWHITE Intake Valve - 1200 XL 20-2013

    KIBBLEWHITE

    $31.95
    KIBBLEWHITE Intake Valve 1200 XL 20-2013One-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...
    9260328
    SKU:
    9260328
    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 DIAMONDâ„¢
    RIDING STYLE:
    STREET
    TULIP ANGLE:
    23°
    Add to Cart
    $31.95
    Qty in Cart: 0
    Quantity:
    Price:
    $31.95
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - 1200 XL 20-2014

    KIBBLEWHITE Exhaust Valve - 1200 XL 20-2014

    KIBBLEWHITE

    $31.95
    KIBBLEWHITE Exhaust Valve 1200 XL 20-2014One-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...
    9260329
    SKU:
    9260329
    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 DIAMONDâ„¢
    RIDING STYLE:
    STREET
    TULIP ANGLE:
    40°
    STEM DIAMETER IMPERIAL:
    0.3095'
    Add to Cart
    $31.95
    Qty in Cart: 0
    Quantity:
    Price:
    $31.95
    Subtotal:
  • KIBBLEWHITE Intake Valve - Twin Cam 20-20055

    KIBBLEWHITE Intake Valve - Twin Cam 20-20055

    KIBBLEWHITE

    $29.95
    KIBBLEWHITE Intake Valve Twin Cam 20-20055One-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...
    9260330
    SKU:
    9260330
    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 DIAMONDâ„¢
    RIDING STYLE:
    STREET
    APPLICATION:
    INTAKE
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    Qty in Cart: 0
    Price:
    $29.95
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - Twin Cam 20-20057

    KIBBLEWHITE Exhaust Valve - Twin Cam 20-20057

    KIBBLEWHITE

    $29.95
    KIBBLEWHITE Exhaust Valve Twin Cam 20-20057One-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...
    9260331
    SKU:
    9260331
    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 DIAMONDâ„¢
    PRODUCT NAME:
    VALVE
    Add to Cart
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • KIBBLEWHITE Cast Iron Valve Guide 20-4095C

    KIBBLEWHITE Cast Iron Valve Guide 20-4095C

    KIBBLEWHITE

    $9.95
    KIBBLEWHITE Cast Iron Valve Guide 20-4095CPrecision-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.
    9262793
    SKU:
    9262793
    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
    Qty in Cart: 0
    Price:
    $9.95
    Subtotal:
  • KIBBLEWHITE Cast Iron Valve Guide 20-4096C

    KIBBLEWHITE Cast Iron Valve Guide 20-4096C

    KIBBLEWHITE

    $9.95
    KIBBLEWHITE Cast Iron Valve Guide 20-4096CPrecision-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.
    9262794
    SKU:
    9262794
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    INSIDE DIAMETER IMPERIAL:
    0.3755'
    RIDING STYLE:
    STREET
    SIZE IMPERIAL:
    OVERSIZE (+0.002')
    APPLICATION:
    EXHAUST
    MATERIAL:
    CAST IRON
    OUTSIDE DIAMETER IMPERIAL:
    0.6440'
    PRODUCT NAME:
    VALVE GUIDE
    UNITS:
    EACH
    Add to Cart
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • KIBBLEWHITE Intake Valve - 1200 XL 20-20260 KIBBLEWHITE Intake Valve - 1200 XL 20-20260

    KIBBLEWHITE Intake Valve - 1200 XL 20-20260

    KIBBLEWHITE

    $67.95
    KIBBLEWHITE Intake Valve 1200 XL 20-20260One-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...
    9262866
    SKU:
    9262866
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    APPLICATION:
    INTAKE
    LENGTH IMPERIAL:
    4.525'
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    BLACK DIAMONDâ„¢
    PRODUCT NAME:
    VALVE
    HEAD DIAMETER IMPERIAL:
    1.805'
    RIDING STYLE:
    STREET
    TULIP ANGLE:
    28°
    STEM DIAMETER IMPERIAL:
    7.00 MM
    Add to Cart
    $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    $67.95
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - 1200 XL 20-20265

    KIBBLEWHITE Exhaust Valve - 1200 XL 20-20265

    KIBBLEWHITE

    $67.95
    KIBBLEWHITE Exhaust Valve 1200 XL 20-20265One-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...
    9262868
    SKU:
    9262868
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    HEAD DIAMETER IMPERIAL:
    1.575'
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    LENGTH IMPERIAL:
    4.610'
    TULIP ANGLE:
    34°
    STEM DIAMETER IMPERIAL:
    7.00 MM
    Add to Cart
    $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    $67.95
    Subtotal:
  • KIBBLEWHITE Intake Valve - 883/1200 XL 20-20550 KIBBLEWHITE Intake Valve - 883/1200 XL 20-20550

    KIBBLEWHITE Intake Valve - 883/1200 XL 20-20550

    KIBBLEWHITE

    $67.95
    KIBBLEWHITE Intake Valve 883/1200 XL 20-20550One-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...
    9262870
    SKU:
    9262870
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    STEM DIAMETER IMPERIAL:
    7.00 MM
    HEAD DIAMETER IMPERIAL:
    1.715'
    LENGTH IMPERIAL:
    4.580'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    TULIP ANGLE:
    23°
    Add to Cart
    $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    $67.95
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - 883/1200 XL 20-20555 KIBBLEWHITE Exhaust Valve - 883/1200 XL 20-20555

    KIBBLEWHITE Exhaust Valve - 883/1200 XL 20-20555

    KIBBLEWHITE

    $67.95
    KIBBLEWHITE Exhaust Valve 883/1200 XL 20-20555One-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...
    9262871
    SKU:
    9262871
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    LENGTH IMPERIAL:
    4.660'
    TULIP ANGLE:
    40°
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    APPLICATION:
    EXHAUST
    HEAD DIAMETER IMPERIAL:
    1.480'
    MODEL:
    BLACK DIAMONDâ„¢
    RIDING STYLE:
    STREET
    STEM DIAMETER IMPERIAL:
    7.00 MM
    UNITS:
    EACH
    Add to Cart
    $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    $67.95
    Subtotal:
  • KB PERFORMANCE Piston Kit KB266.040.3

    KB PERFORMANCE Piston Kit KB266.040.3

    KB PERFORMANCE

    $255.95
    KB PERFORMANCE Piston Kit KB266.040.3Manufactured from high-strength, T-5, heat-treated, 390 hypereutectic aluminum alloy, Allow a tighter fit and longer piston and ring life, Diamond-machined pistons are held to plus or minus one gram weight and less...
    DS751252
    SKU:
    DS751252
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.498'
    BORE OVERSIZE - IMPERIAL:
    +0.040'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PISTON MATERIAL:
    HYPEREUTECTIC ALLOY
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Price:
    $255.95
    Subtotal:
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