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Harley Cylinders and Parts

Harley Cylinders and Parts

Harley Cylinders and Parts

Revamp your engine with top-quality Harley performance cylinders. These parts are meticulously crafted to boost power, enhance cooling efficiency, and provide high durability for long-lasting use.

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  • S&S CYCLE Cylinder Kit 910-0692

    S&S CYCLE Cylinder Kit 910-0692

    S&S CYCLE

    $978.95
    S&S CYCLE Cylinder Kit 910-0692Forged pistons - coated piston skirts with measurement window and S&S logo, Forged pistons have larger than stock valve pockets and accepts up to 2.00" valves, Kit includes S&S 1250cc pistons with rings and wristpins, S&S...
    09310528
    SKU:
    09310528
    Availability:
    Ships Same Business Day
    Weight:
    22.95 LBS
    TYPE:
    DOMED
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    3-13/16'
    BORE SIZE IMPERIAL:
    3.562'
    DISPLACEMENT:
    1250 CC
    MATERIAL:
    CAST
    COLOR/FINISH:
    BLACK
    COMPRESSION RATIO IMPERIAL:
    11.2:1
    MATERIAL:
    IRON
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $978.95
    Qty in Cart: 0
    Quantity:
    Price:
    $978.95
    Subtotal:
  • S&S CYCLE Top End Kit - Big Twin 90-0098

    S&S CYCLE Top End Kit - Big Twin 90-0098

    S&S CYCLE

    $3,659.95
    S&S CYCLE Top End Kit Big Twin 90-0098Include a set of S&S Shovelhead-style cylinder heads, a pair of S&S stock bore cylinders (3-7/16" for 74" engines or 3-1/2" for 80"), forged 8:1 compression pistons complete with rings and wrist pins, manifold...
    09031270
    SKU:
    09031270
    Availability:
    Ships Same Business Day
    Weight:
    60.10 LBS
    STROKE LENGTH IMPERIAL:
    4-1/4'
    BORE SIZE IMPERIAL:
    3.500'
    COMPRESSION RATIO IMPERIAL:
    8.0:1
    PRODUCT NAME:
    CYLINDER KIT
    UNITS:
    KIT
    DISPLACEMENT:
    80'
    RIDING STYLE:
    STREET
    STYLE:
    SHOVELHEAD
    $3,659.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,659.95
    Subtotal:
  • S&S CYCLE Cylinders - 4.25" - M8 - Black Highlighted Fins 910-0682

    S&S CYCLE Cylinders - 4.25" - M8 - Black Highlighted Fins 910-0682

    S&S CYCLE

    $948.95
    S&S CYCLE Cylinders 4.25" M8 Black Highlighted Fins 910-0682Bolt-on cylinder set, For 4.375" stroke motors, Made in the U.S.A.
    09310838
    SKU:
    09310838
    Availability:
    Ships Same Business Day
    Weight:
    26.60 LBS
    BORE SIZE IMPERIAL:
    4.250'
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    HIGHLIGHTED FINS
    COLOR/FINISH:
    WRINKLE BLACK
    PRODUCT NAME:
    CYLINDER
    STYLE:
    BIG BORE
    UNITS:
    PAIR
    $948.95
    Qty in Cart: 0
    Quantity:
    Price:
    $948.95
    Subtotal:
  • S&S CYCLE Cylinders with Pistons - Black 910-0324

    S&S CYCLE Cylinders with Pistons - Black 910-0324

    S&S CYCLE

    $1,595.95
    S&S CYCLE Cylinders with Pistons Black 910-0324Kit includes fitted forged pistons, pins, clips, rings, cylinders, head gaskets, base, and exhaust gaskets, 10.9cc dished pistons; 10.6:1 compression ratio w/stock 85cc cylinder heads, For use with stock...
    09310686
    SKU:
    09310686
    Availability:
    Ships Same Business Day
    Weight:
    24.90 LBS
    PRODUCT NAME:
    BIG BORE CYLINDER KIT
    RIDING STYLE:
    STREET
    STYLE:
    BIG BORE
    COLOR/FINISH:
    WRINKLE BLACK
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    POWDER-COATED
    STROKE LENGTH IMPERIAL:
    4.625'
    DISPLACEMENT:
    124'
    $1,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,595.95
    Subtotal:
  • S&S CYCLE Cylinders and Pistons - 84" Stroker 91-9017

    S&S CYCLE Cylinders and Pistons - 84" Stroker 91-9017

    S&S CYCLE

    $1,999.95
    S&S CYCLE Cylinders and Pistons 84" Stroker 91-9017Cylinder and piston kit can be used to build 84", 86" or 88" stroker engines, or to replace the cylinders and piston in an engine with an existing S&S® stock bore kit, Includes 3.4375" bore high tensile...
    09310689
    SKU:
    09310689
    Availability:
    Ships Same Business Day
    Weight:
    34.20 LBS
    COMPRESSION RATIO IMPERIAL:
    8.4:1
    PRODUCT NAME:
    CYLINDER AND PISTON KIT
    RIDING STYLE:
    STREET
    TYPE:
    STOCK BORE CYLINDER
    BORE SIZE IMPERIAL:
    3.4375'
    DISPLACEMENT:
    88'
    UNITS:
    KIT
    DISPLACEMENT:
    84'
    DISPLACEMENT:
    86'
    MATERIAL:
    CAST IRON
    COLOR/FINISH:
    GLOSS BLACK
    $1,999.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,999.95
    Subtotal:
  • S&S CYCLE Big Bore Cylinder and Stroker Piston Kit 91-9001

    S&S CYCLE Big Bore Cylinder and Stroker Piston Kit 91-9001

    S&S CYCLE

    $1,999.95
    S&S CYCLE Big Bore Cylinder and Stroker Piston Kit 91-9001Cylinder and piston kit can be used to build an 88" engine, or to replace the cylinders and piston in an engine with an existing S&S stock bore stroker kit, Includes 3-5/8" bore high tensile cast...
    09310690
    SKU:
    09310690
    Availability:
    Ships Same Business Day
    Weight:
    32.30 LBS
    DISPLACEMENT:
    88'
    MATERIAL:
    IRON
    STROKE LENGTH IMPERIAL:
    4.250'
    PRODUCT NAME:
    CYLINDER AND PISTON KIT
    COLOR/FINISH:
    GLOSS BLACK
    COMPRESSION RATIO IMPERIAL:
    7.5:1
    STYLE:
    BIG BORE
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.625'
    MATERIAL:
    CAST
    RIDING STYLE:
    STREET
    $1,999.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,999.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - 100" - Silver 910-0642

    S&S CYCLE Cylinder Kit - 100" - Silver 910-0642

    S&S CYCLE

    $1,594.95
    S&S CYCLE Cylinder Kit 100" Silver 910-0642Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine still in frame, Cast Ductile Iron Sleeve in cast aluminum for superior heat transfer, 88" engines are boosted...
    09310739
    SKU:
    09310739
    Availability:
    Ships Same Business Day
    Weight:
    26.00 LBS
    BORE SIZE IMPERIAL:
    4.000'
    DISPLACEMENT:
    100'
    COLOR/FINISH:
    SILVER
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PRODUCT NAME:
    CYLINDER AND PISTON KIT
    RIDING STYLE:
    STREET
    MODEL:
    SIDEWINDER
    STROKE LENGTH IMPERIAL:
    4'
    TYPE:
    BIG BORE
    UNITS:
    KIT
    $1,594.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,594.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - 110" - Silver 910-0650

    S&S CYCLE Cylinder Kit - 110" - Silver 910-0650

    S&S CYCLE

    $1,345.95
    S&S CYCLE Cylinder Kit 110" Silver 910-0650Bolt in - no machining, balancing or splitting the crankcases; install can be performed with engine still in frame, Cast Ductile Iron Sleeve in cast aluminum for superior heat transfer, 88" engines are boosted...
    09310741
    SKU:
    09310741
    Availability:
    Ships Same Business Day
    Weight:
    25.50 LBS
    MODEL:
    SIDEWINDER
    PRODUCT NAME:
    CYLINDER AND PISTON KIT
    STROKE LENGTH IMPERIAL:
    4-3/8'
    COLOR/FINISH:
    SILVER
    DISPLACEMENT:
    110'
    TYPE:
    BIG BORE
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    4.000'
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    RIDING STYLE:
    STREET
    $1,345.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,345.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - M8 910-0733

    S&S CYCLE Cylinder Kit - M8 910-0733

    S&S CYCLE

    $1,559.95
    S&S CYCLE Cylinder Kit M8 910-0733The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings with...
    09310876
    SKU:
    09310876
    Availability:
    Ships Same Business Day
    Weight:
    28.80 LBS
    COLOR/FINISH:
    BLACK GRANITE
    MATERIAL:
    IRON
    DISPLACEMENT:
    128'
    BORE SIZE IMPERIAL:
    4.250'
    COLOR/FINISH:
    HIGHLIGHTED FINS
    COMPRESSION RATIO IMPERIAL:
    11.0:1
    PRODUCT NAME:
    CYLINDER KIT
    STROKE LENGTH IMPERIAL:
    4-1/2'
    STYLE:
    BIG BORE
    UNITS:
    KIT
    RIDING STYLE:
    STREET
    $1,559.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,559.95
    Subtotal:
  • S&S CYCLE Cylinder - Standard - 131" - Black - M8 910-0763

    S&S CYCLE Cylinder - Standard - 131" - Black - M8 910-0763

    S&S CYCLE

    $1,559.95
    S&S CYCLE Cylinder Standard 131" Black M8 910-0763Huge displacement increase means huge power increase, Works with stock crankcases, Original engine serial numbers are retained, Powder coat finish matches factory finish, 045" MLS (multi-layered steel)...
    09311011
    SKU:
    09311011
    Availability:
    Ships Same Business Day
    Weight:
    28.90 LBS
    COLOR/FINISH:
    NON-HIGHLIGHTED FINS
    TYPE:
    STROKER
    COLOR/FINISH:
    WRINKLE BLACK
    DISPLACEMENT:
    131'
    PRODUCT NAME:
    CYLINDER AND PISTON KIT
    UNITS:
    KIT
    COLOR/FINISH:
    POWDER-COATED
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    4-5/8'
    BORE SIZE IMPERIAL:
    4.250'
    COMPRESSION RATIO IMPERIAL:
    11.0:1
    STYLE:
    BIG BORE
    $1,559.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,559.95
    Subtotal:
  • S&S CYCLE Cylinder - Evolution 91-7710

    S&S CYCLE Cylinder - Evolution 91-7710

    S&S CYCLE

    $815.95
    S&S CYCLE Cylinder Evolution 91-7710Stock replacement cylinders, 3.5" bore with cast-iron liner, For 80" or 89" engines, Made in the U.S.A.
    09310260
    SKU:
    09310260
    Availability:
    Ships Same Business Day
    Weight:
    24.75 LBS
    TYPE:
    ENGINE
    BORE SIZE IMPERIAL:
    3.500'
    DISPLACEMENT:
    80'
    MATERIAL:
    ALUMINUM
    UNITS:
    PAIR
    RIDING STYLE:
    STREET
    STYLE:
    EVOLUTION
    COLOR/FINISH:
    HIGHLIGHTED FINS
    COLOR/FINISH:
    WRINKLE BLACK
    PRODUCT NAME:
    CYLINDER
    $815.95
    Qty in Cart: 0
    Quantity:
    Price:
    $815.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - Twin Cam 910-0205

    S&S CYCLE Cylinder Kit - Twin Cam 910-0205

    S&S CYCLE

    $1,249.95
    S&S CYCLE Cylinder Kit Twin Cam 910-0205The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...
    09310436
    SKU:
    09310436
    Availability:
    Ships Same Business Day
    Weight:
    26.00 LBS
    BORE SIZE IMPERIAL:
    3.927'
    COMPRESSION RATIO IMPERIAL:
    9.7:1
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    4'
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    DISPLACEMENT:
    97'
    MATERIAL:
    ALUMINUM
    STYLE:
    BIG BORE
    $1,249.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,249.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - Twin Cam 910-0201

    S&S CYCLE Cylinder Kit - Twin Cam 910-0201

    S&S CYCLE

    $1,183.95
    S&S CYCLE Cylinder Kit Twin Cam 910-0201The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...
    09310437
    SKU:
    09310437
    Availability:
    Ships Same Business Day
    Weight:
    26.07 LBS
    BORE SIZE IMPERIAL:
    3.927'
    COLOR/FINISH:
    SILVER
    DISPLACEMENT:
    97'
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    COMPRESSION RATIO IMPERIAL:
    9.7:1
    PRODUCT NAME:
    CYLINDER KIT
    STROKE LENGTH IMPERIAL:
    4'
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $1,183.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,183.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - Twin Cam 910-0480

    S&S CYCLE Cylinder Kit - Twin Cam 910-0480

    S&S CYCLE

    $1,305.95
    S&S CYCLE Cylinder Kit Twin Cam 910-0480The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...
    09310535
    SKU:
    09310535
    Availability:
    Ships Same Business Day
    Weight:
    25.32 LBS
    COLOR/FINISH:
    SILVER
    UNITS:
    KIT
    COMPRESSION RATIO IMPERIAL:
    9.9:1
    DISPLACEMENT:
    107'
    PRODUCT NAME:
    CYLINDER KIT
    STYLE:
    BIG BORE
    BORE SIZE IMPERIAL:
    3.937'
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    4-3/8'
    $1,305.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,305.95
    Subtotal:
  • S&S CYCLE Cylinder Kit 910-0204

    S&S CYCLE Cylinder Kit 910-0204

    S&S CYCLE

    $1,249.95
    S&S CYCLE Cylinder Kit 910-0204The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings with cast-in...
    09310432
    SKU:
    09310432
    Availability:
    Ships Same Business Day
    Weight:
    26.30 LBS
    COLOR/FINISH:
    BLACK
    MATERIAL:
    ALUMINUM
    DISPLACEMENT:
    95'
    STYLE:
    BIG BORE
    COMPRESSION RATIO IMPERIAL:
    9.7:1
    PRODUCT NAME:
    CYLINDER KIT
    STROKE LENGTH IMPERIAL:
    4'
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.875'
    RIDING STYLE:
    STREET
    $1,249.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,249.95
    Subtotal:
  • S&S CYCLE Cylinder Kit - Twin Cam 910-0481

    S&S CYCLE Cylinder Kit - Twin Cam 910-0481

    S&S CYCLE

    $1,345.95
    S&S CYCLE Cylinder Kit Twin Cam 910-0481The Big Bore kit yields excellent results with stock cylinder heads, Easy installation: no need to bore or split existing cases, just swap the cylinders, Cylinders are constructed from premium aluminum castings...
    09310536
    SKU:
    09310536
    Availability:
    Ships Same Business Day
    Weight:
    25.47 LBS
    DISPLACEMENT:
    98'
    UNITS:
    KIT
    PRODUCT NAME:
    CYLINDER KIT
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    4'
    STYLE:
    BIG BORE
    BORE SIZE IMPERIAL:
    3.937'
    COLOR/FINISH:
    BLACK
    MATERIAL:
    ALUMINUM
    COMPRESSION RATIO IMPERIAL:
    9.8:1
    $1,345.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,345.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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