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!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    S&S CYCLE Cylinder Head Kit - Big Twin 90-1498
    Quick view

    S&S CYCLE Cylinder Head Kit - Big Twin 90-1498

    S&S CYCLE

    Now: $1,551.56
    Was: $1,723.95
    S&S CYCLE Cylinder Head Kit Big Twin 90-1498Heads come completely assembled with valve seats, valves, guides, seals, .590" lift valve springs, collars and valve keepers, Complete kits also include rocker cover gaskets, head gaskets and miscellaneous...
    9300009
    SKU:
    9300009
    Availability:
    Ships Same Business Day
    Weight:
    25.35 LBS
    COLOR/FINISH:
    ALUMINUM
    MATERIAL:
    ALUMINUM
    MODEL:
    SUPER STOCK
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.500'
    FEATURES:
    SINGLE SPARK PLUG
    PRODUCT NAME:
    CYLINDER HEAD KIT
    STYLE:
    STOCK COMPRESSION
    UNITS:
    KIT
    Add to Cart
    Now: $1,551.56
    Was: $1,723.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $1,551.56
    Was: $1,723.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Pro Series Rocker Arms 45-0245-23
    Quick view

    TP ENGINEERING Pro Series Rocker Arms 45-0245-23

    TP ENGINEERING

    $732.95
    Premium rocker arms are forged from 4140 steel and CNC-machined for a perfect fit, Feature a roller tip for less drag and a solid bushing for extended life, Made in the U.S.A.
    TP24520
    SKU:
    TP24520
    Weight:
    3.20 LBS
    RIDING STYLE:
    STREET
    TYPE:
    ROLLER
    UNITS:
    4 PACK
    MATERIAL:
    STEEL
    MODEL:
    PRO SERIES
    PRODUCT NAME:
    ROCKER ARM
    Add to Cart
    $732.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $732.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Manual Compression Release 45-4020-21
    Quick view

    TP ENGINEERING Manual Compression Release 45-4020-21

    TP ENGINEERING

    $34.95
    TP ENGINEERING Manual Compression Release 45-4020-21Manufactured from 303 stainless steel, Require a .650" 10mm x 1.0mm-threaded hole for installation, Made in the U.S.A.
    9500002
    SKU:
    9500002
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    COLOR/FINISH:
    ALUMINUM
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    BASE COLOR:
    SILVER
    STYLE:
    MANUAL
    PRODUCT NAME:
    VALVE
    TYPE:
    COMPRESSION RELEASE
    UNITS:
    EACH
    Add to Cart
    $34.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Custom Manual Compression Release 45-4021-21
    Quick view

    TP ENGINEERING Custom Manual Compression Release 45-4021-21

    TP ENGINEERING

    $34.95
    TP ENGINEERING Custom Manual Compression Release 45-4021-21Manufactured from 303 stainless steel, Require a .650" 10mm x 1.0mm-threaded hole for installation, Made in the U.S.A.
    9500003
    SKU:
    9500003
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    BASE FINISH:
    NATURAL
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    STAINLESS STEEL
    STYLE:
    MANUAL
    TYPE:
    COMPRESSION RELEASE
    UNITS:
    EACH
    Add to Cart
    $34.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Compression Release Brass 45-4022-23
    Quick view

    TP ENGINEERING Compression Release Brass 45-4022-23

    TP ENGINEERING

    $49.95
    TP ENGINEERING Compression Release Brass 45-4022-23Manufactured from 303 stainless steel, Require a .650" 10mm x 1.0mm-threaded hole for installation, Made in the U.S.A.
    9500751
    SKU:
    9500751
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    COLOR/FINISH:
    BRASS
    PRODUCT NAME:
    VALVE
    TYPE:
    COMPRESSION RELEASE
    UNITS:
    EACH
    MATERIAL:
    BRASS
    STYLE:
    MANUAL
    BASE COLOR:
    BRASS
    RIDING STYLE:
    STREET
    Add to Cart
    $49.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Rocker Box Gasket Kit - Evo 45-7102-23
    Quick view

    TP ENGINEERING Rocker Box Gasket Kit - Evo 45-7102-23

    TP ENGINEERING

    $55.95
    TP ENGINEERING Rocker Box Gasket Kit Evo 45-7102-23Designed only for TP Rocker boxes., Made in the U.S.A.
    9340038
    SKU:
    9340038
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MODEL:
    PRO SERIES
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    STREET
    TYPE:
    ROCKER BOX
    UNITS:
    KIT
    Add to Cart
    $55.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $55.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Bottom End Gasket Kit - 4-1/8" 45-7411-10
    Quick view

    TP ENGINEERING Bottom End Gasket Kit - 4-1/8" 45-7411-10

    TP ENGINEERING

    $84.95
    TP ENGINEERING Bottom End Gasket Kit 4-1/8" 45-7411-10Gasket sets unique to TP motors; no other gasket set has all the gaskets to rebuild a TP motor, Lower end gasket sets include gaskets and seals for the crankcase and oil pump, Top end gasket sets...
    9341287
    SKU:
    9341287
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    STREET
    TYPE:
    BOTTOM END
    BORE SIZE IMPERIAL:
    4.125'
    MODEL:
    PRO SERIES
    PRODUCT NAME:
    GASKET KIT
    UNITS:
    KIT
    Ships from Manufacture | Call to Order (231) 767-5055
    $84.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $84.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • TP ENGINEERING Top End Gasket Kit - 4.00" 45-7402-10
    Quick view

    TP ENGINEERING Top End Gasket Kit - 4.00" 45-7402-10

    TP ENGINEERING

    $149.95
    TP ENGINEERING Top End Gasket Kit 4.00" 45-7402-10Gasket sets unique to TP motors; no other gasket set has all the gaskets to rebuild a TP motor, Lower end gasket sets include gaskets and seals for the crankcase and oil pump, Top end gasket sets include...
    9341288
    SKU:
    9341288
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    BORE SIZE IMPERIAL:
    4.000'
    RIDING STYLE:
    STREET
    MODEL:
    PRO SERIES
    PRODUCT NAME:
    GASKET KIT
    UNITS:
    KIT
    TYPE:
    TOP END
    Add to Cart
    $149.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $149.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Top End Gasket Kit - 4-1/8" 45-7412-10
    Quick view

    TP ENGINEERING Top End Gasket Kit - 4-1/8" 45-7412-10

    TP ENGINEERING

    $156.95
    TP ENGINEERING Top End Gasket Kit 4-1/8" 45-7412-10Gasket sets unique to TP motors; no other gasket set has all the gaskets to rebuild a TP motor, Lower end gasket sets include gaskets and seals for the crankcase and oil pump, Top end gasket sets include...
    9341289
    SKU:
    9341289
    Availability:
    Ships Same Business Day
    Weight:
    0.62 LBS
    PRODUCT NAME:
    GASKET KIT
    BORE SIZE IMPERIAL:
    4.125'
    TYPE:
    TOP END
    UNITS:
    KIT
    MODEL:
    PRO SERIES
    RIDING STYLE:
    STREET
    Add to Cart
    $156.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $156.95
    Subtotal:
    Add to Cart
  • TP ENGINEERING Rocker Box Gasket Kit - Twin Cam 45-7101-23
    Quick view

    TP ENGINEERING Rocker Box Gasket Kit - Twin Cam 45-7101-23

    TP ENGINEERING

    $55.95
    TP ENGINEERING Rocker Box Gasket Kit Twin Cam 45-7101-23Designed only for TP Rocker boxes., Made in the U.S.A.
    9340037
    SKU:
    9340037
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MODEL:
    PRO SERIES
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    STREET
    TYPE:
    ROCKER BOX
    Add to Cart
    $55.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $55.95
    Subtotal:
    Add to Cart
  • DRAG SPECIALTIES ROCKER BOX SHOVEL POL 89736
    Quick view

    DRAG SPECIALTIES ROCKER BOX SHOVEL POL 89736

    DRAG SPECIALTIES

    $865.95
    DRAG SPECIALTIES ROCKER BOX SHOVEL POL 89736DRAG SPECIALTIES ROCKER BOX SHOVEL POL
    9402015
    SKU:
    9402015
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    COLOR/FINISH:
    POLISHED
    PRODUCT NAME:
    COVER
    RIDING STYLE:
    STREET
    TYPE:
    ROCKER BOX
    UNITS:
    EACH
    Add to Cart
    $865.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $865.95
    Subtotal:
    Add to Cart
  • DRAG SPECIALTIES ROCKER BOX SHOVEL CHR 80455
    Quick view

    DRAG SPECIALTIES ROCKER BOX SHOVEL CHR 80455

    DRAG SPECIALTIES

    $895.95
    DRAG SPECIALTIES ROCKER BOX SHOVEL CHR 80455DRAG SPECIALTIES ROCKER BOX SHOVEL CHR
    9402016
    SKU:
    9402016
    Availability:
    Ships Same Business Day
    Weight:
    9.05 LBS
    TYPE:
    ROCKER BOX
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    COVER
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    Add to Cart
    $895.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $895.95
    Subtotal:
    Add to Cart
  • VANCE & HINES Intake Valve - Twin Cam 35-4522
    Quick view

    VANCE & HINES Intake Valve - Twin Cam 35-4522

    VANCE & HINES

    $59.99
    VANCE & HINES Intake Valve Twin Cam 35-4522First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262885
    SKU:
    9262885
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    BASE FINISH:
    NATURAL
    UNITS:
    PAIR
    HEAD DIAMETER IMPERIAL:
    2.000'
    RIDING STYLE:
    STREET
    APPLICATION:
    INTAKE
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    7.00 MM
    COLOR/FINISH:
    STEEL
    Ships from Manufacture | Call to Order (231) 767-5055
    $59.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • VANCE & HINES Intake Valve - Twin Cam 35-4520
    Quick view

    VANCE & HINES Intake Valve - Twin Cam 35-4520

    VANCE & HINES

    $59.99
    VANCE & HINES Intake Valve Twin Cam 35-4520First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262883
    SKU:
    9262883
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    RIDING STYLE:
    STREET
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    7.00 MM
    BASE FINISH:
    NATURAL
    COLOR/FINISH:
    STEEL
    UNITS:
    PAIR
    APPLICATION:
    INTAKE
    HEAD DIAMETER IMPERIAL:
    1.805'
    Add to Cart
    $59.99
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $59.99
    Subtotal:
    Add to Cart
  • VANCE & HINES Intake Valve - Twin Cam 35-4521
    Quick view

    VANCE & HINES Intake Valve - Twin Cam 35-4521

    VANCE & HINES

    $59.99
    VANCE & HINES Intake Valve Twin Cam 35-4521First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262884
    SKU:
    9262884
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $59.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • VANCE & HINES Exhaust Valve - Twin Cam 35-4510
    Quick view

    VANCE & HINES Exhaust Valve - Twin Cam 35-4510

    VANCE & HINES

    $59.99
    VANCE & HINES Exhaust Valve Twin Cam 35-4510First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262879
    SKU:
    9262879
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $59.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • VANCE & HINES Exhaust Valve - Twin Cam 35-4511
    Quick view

    VANCE & HINES Exhaust Valve - Twin Cam 35-4511

    VANCE & HINES

    $59.99
    VANCE & HINES Exhaust Valve Twin Cam 35-4511First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262880
    SKU:
    9262880
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    RIDING STYLE:
    STREET
    UNITS:
    PAIR
    COLOR/FINISH:
    STEEL
    HEAD DIAMETER IMPERIAL:
    1.610'
    APPLICATION:
    EXHAUST
    BASE FINISH:
    NATURAL
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    7.00 MM
    Ships from Manufacture | Call to Order (231) 767-5055
    $59.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • VANCE & HINES Exhaust Valve - Twin Cam 35-4512
    Quick view

    VANCE & HINES Exhaust Valve - Twin Cam 35-4512

    VANCE & HINES

    $59.99
    VANCE & HINES Exhaust Valve Twin Cam 35-4512First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262881
    SKU:
    9262881
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    STREET
    APPLICATION:
    EXHAUST
    BASE FINISH:
    NATURAL
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    7.00 MM
    COLOR/FINISH:
    STEEL
    HEAD DIAMETER IMPERIAL:
    1.630'
    UNITS:
    PAIR
    Add to Cart
    $59.99
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $59.99
    Subtotal:
    Add to Cart
  • VANCE & HINES Exhaust Valve - Twin Cam 35-4513
    Quick view

    VANCE & HINES Exhaust Valve - Twin Cam 35-4513

    VANCE & HINES

    $59.99
    VANCE & HINES Exhaust Valve Twin Cam 35-4513First to introduce V-Twin hollow stem 1.900” and 2.000” intake valves, an estimated 4 grams lighter than OE valve, ideal for higher revving engines, Precision CNC machined from a stainless one-piece forging for...
    9262882
    SKU:
    9262882
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    APPLICATION:
    EXHAUST
    HEAD DIAMETER IMPERIAL:
    1.650'
    RIDING STYLE:
    STREET
    BASE FINISH:
    NATURAL
    COLOR/FINISH:
    STEEL
    UNITS:
    PAIR
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    7.00 MM
    Add to Cart
    $59.99
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $59.99
    Subtotal:
    Add to Cart
  • VANCE & HINES Chain Cam Kit - 575 Series - Twin Cam 35-4551
    Quick view

    VANCE & HINES Chain Cam Kit - 575 Series - Twin Cam 35-4551

    VANCE & HINES

    $429.99
    "Bolt-In" chain drive camshafts, Silent ramp profile to eliminate valvetrain noise, Includes: camshaft set, Cometic gasket set, high performance inner cam bearings, Made in the U.S.A.
    9251031
    SKU:
    9251031
    Weight:
    62.00 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $429.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $429.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • Total: items /

Adding your products to cart

View Cart Continue to Shopping
Maxima Racing Oils for sale

Some parts are not legal for use in California or other states with similar laws / regulations