Select Your Ride

1
2
3

S&S CYCLE

S&S CYCLE

S&S CYCLE

Shop S&S Cycle Harley-Davidson Performance Parts: Big Bore Kits, Engines & Exhaust at JJ Motorsports

Discover legendary S&S Cycle performance parts, the premier USA-based manufacturer of high-horsepower motorcycle engines and components since 1958. Founded by George J. Smith and Stanley Stankos, S&S is the go-to brand for serious Harley-Davidson builders and racers seeking maximum power, reliability, and American-made quality. From complete long-block engines and big bore top-end kits to flywheels, cams, carburetors, and race-proven exhaust systems, S&S delivers groundbreaking innovations like the T143 engine, MK45 mufflers, and Shovelhead-style heads that transform stock Harleys into fire-breathing machines.

At JJ Motorsports, we stock the full line of S&S Cycle parts at competitive prices with fast shipping. Build more cubic inches, add serious torque, or upgrade your exhaust note with the brand trusted by champions for over 65 years. Explore related categories such as motorcycle engines and components for complete builds or motorcycle exhaust for power gains.

Top S&S Cycle Products

  • S&S Cycle Top End Kit - Big Twin 90-0097 – Complete bolt-on top-end kit with Shovelhead-style heads, stock bore cylinders, 8:1 forged pistons, gaskets, and hardware — no machining required for instant big-inch power.
  • S&S Cycle Flywheel Assembly 320-0598 – Forged steel flywheel assembly with keyed 6" tapered sprocket shaft, balanced to stock HD 80" pistons, includes crankpin and connecting rods — built for high-performance and custom applications.
  • S&S Cycle 4-1/2" Chrome MK45 Cutlass Performance Mufflers 550-1011 – Bold 4-1/2" chrome mufflers with stainless steel baffles, RaceTEX packing for deep bass rumble, removable dB reducer, and 50-state legal — massive looks with serious performance gains.

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • S&S CYCLE Gasket Kit - 4-1/8" 106-0964

    S&S CYCLE Gasket Kit - 4-1/8" 106-0964

    S&S CYCLE

    $225.95
    Made in the U.S.A.
    09345026
    SKU:
    09345026
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    TYPE:
    COMPLETE
    UNITS:
    KIT
    FEATURES:
    FOR '84 - '99 EVOLUTION-STYLE BIG TWIN
    BORE SIZE IMPERIAL:
    4.125'
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    STREET
    $225.95
    Qty in Cart: 0
    Quantity:
    Price:
    $225.95
    Subtotal:
  • S&S CYCLE Cam with Plate - 509 Series 310-0810

    S&S CYCLE Cam with Plate - 509 Series 310-0810

    S&S CYCLE

    $2,029.95
    Upgrade to S&S bolt-in performance camshafts, Improves engine performance - higher lift and optimized cam timing, S&S Quickee pushrods - easy installation, without removing rocker covers, Replaces...
    09251098
    SKU:
    09251098
    Availability:
    Ships Same Business Day
    Weight:
    12.85 LBS
    GRIND:
    509 SERIES
    INTAKE CLOSE IMPERIAL:
    18°
    INTAKE LIFT IMPERIAL:
    0.509'
    TYPE:
    GEAR
    APPLICATION:
    INTAKE
    EXHAUST LIFT IMPERIAL:
    0.509'
    EXHAUST OPEN IMPERIAL:
    46°
    INTAKE OPEN IMPERIAL:
    18°
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    EXHAUST CLOSE IMPERIAL:
    11°
    MODEL:
    STANDARD
    PRODUCT NAME:
    CAMSHAFT
    APPLICATION:
    EXHAUST
    EXHAUST DURATION IMPERIAL:
    237°
    INTAKE DURATION IMPERIAL:
    216°
    $2,029.95
    Qty in Cart: 0
    Quantity:
    Price:
    $2,029.95
    Subtotal:
  • S&S CYCLE Air Cleaner Super E/G Carburetor Hardware 17-0437

    S&S CYCLE Air Cleaner Super E/G Carburetor Hardware 17-0437

    S&S CYCLE

    $102.95
    Replacement components for Super E and Super G carburetors
    10120235
    SKU:
    10120235
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    HARDWARE KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    TYPE:
    AIR CLEANER
    MODEL:
    SUPER E AND G
    $102.95
    Qty in Cart: 0
    Quantity:
    Price:
    $102.95
    Subtotal:
  • S&S CYCLE Exhaust - 2:1 - Black 550-0789B

    S&S CYCLE Exhaust - 2:1 - Black 550-0789B

    S&S CYCLE

    $1,750.95
    Classic 2:1 styling, Fits floorboard and forward controls and fits mid mounts with S&S brake pedal kit (part #560-0259A / 1861-1493 for $162.95), Saddlebag support compatible! Works with OEM and...
    18002483
    SKU:
    18002483
    Availability:
    Ships Same Business Day
    Weight:
    30.00 LBS
    DESIGN/CONFIGURATION:
    2-INTO-1 SYSTEM
    MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    COLOR/FINISH:
    CERAMIC BLACK
    END CAP COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    EXHAUST SYSTEM
    RIDING STYLE:
    STREET
    END CAP STYLE:
    STRAIGHT-CUT
    MODEL:
    SUPERSTREET
    MUFFLER STYLE:
    ROUND
    STYLE:
    STRAIGHT
    TYPE:
    FULL SYSTEM
    $1,750.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,750.95
    Subtotal:
  • S&S CYCLE Grand National Mufflers - Black 550-0694

    S&S CYCLE Grand National Mufflers - Black 550-0694

    S&S CYCLE

    $562.95
    Race inspired Grand National endcap, High flowing baffle design, Aggressive sound and excellent horsepower, Removable dB reducer, Made in USA!
    18011204
    SKU:
    18011204
    Availability:
    Ships Same Business Day
    Weight:
    26.00 LBS
    BASE COLOR:
    BLACK
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    CERAMIC
    RIDING STYLE:
    STREET
    MUFFLER COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    MUFFLER
    END CAP COLOR/FINISH:
    BLACK
    MODEL:
    GRAND NATIONAL
    OUTER DIAMETER IMPERIAL:
    4'
    UNITS:
    PAIR
    $562.95
    Qty in Cart: 0
    Quantity:
    Price:
    $562.95
    Subtotal:
  • S&S CYCLE Cam - 465C - M8 310-1003B S&S CYCLE Cam - 465C - M8 310-1003B

    S&S CYCLE Cam - 465C - M8 310-1003B

    S&S CYCLE

    $1,721.95
    Precision Machined from Billet Aluminum, Blue Anodized Finish, Passage Plugs Removable for servicing, Independent Scavenge Sections for Flywheel Cavity and Cam Chest, Debris Screens in both scavenge...
    09251355
    SKU:
    09251355
    Availability:
    Ships Same Business Day
    Weight:
    11.15 LBS
    COLOR/FINISH:
    CHROME
    FEATURES:
    OIL COOLED
    PRODUCT NAME:
    CAMCHEST KIT
    TYPE:
    CHAIN
    GRIND:
    465C
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    $1,721.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,721.95
    Subtotal:
  • S&S CYCLE Chain Drive Cam - 570C - Twin Cam 106-4381

    S&S CYCLE Chain Drive Cam - 570C - Twin Cam 106-4381

    S&S CYCLE

    $399.95
    Camshaft gear drive kits increase valve timing accuracy in Twin Cam engines by eliminating timing chain lash and loosely fit stock chain drive, Reverses the rear cam's direction of rotation,...
    09250348
    SKU:
    09250348
    Availability:
    Ships Same Business Day
    Weight:
    4.05 LBS
    APPLICATION:
    INTAKE
    EXHAUST DURATION IMPERIAL:
    255°
    EXHAUST LOBE CENTERLINE IMPERIAL:
    107.5°
    EXHAUST OPEN IMPERIAL:
    55°
    GRIND:
    570 SERIES
    INTAKE LIFT AT TDC IMPERIAL:
    0.187'
    INTAKE OPEN IMPERIAL:
    20°
    APPLICATION:
    EXHAUST
    EXHAUST LIFT IMPERIAL:
    0.570'
    INTAKE LIFT IMPERIAL:
    0.570'
    TYPE:
    CHAIN
    UNITS:
    KIT
    EXHAUST LIFT AT TDC IMPERIAL:
    0.179'
    INTAKE DURATION IMPERIAL:
    240°
    INTAKE LOBE CENTERLINE IMPERIAL:
    100°
    PRODUCT NAME:
    CAM KIT
    RIDING STYLE:
    STREET
    $399.95
    Qty in Cart: 0
    Quantity:
    Price:
    $399.95
    Subtotal:
  • S&S CYCLE Carburetor Super E Support - Big Twin '66-'82 17-0392

    S&S CYCLE Carburetor Super E Support - Big Twin '66-'82 17-0392

    S&S CYCLE

    $15.95
    All steel construction with chrome plating, Includes hardware, Made in the U.S.A.
    10010031
    SKU:
    10010031
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    COLOR/FINISH:
    CHROME
    MATERIAL:
    STEEL
    TYPE:
    CARBURETOR
    UNITS:
    EACH
    BASE FINISH:
    CHROME
    MODEL:
    SUPER E CARBURETORS
    PRODUCT NAME:
    SUPPORT BRACKET
    RIDING STYLE:
    STREET
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • S&S CYCLE E/G Carburetor Acceleration Pump Nozzle 106-6124

    S&S CYCLE E/G Carburetor Acceleration Pump Nozzle 106-6124

    S&S CYCLE

    $14.95
    Made in the U.S.A.
    10030454
    SKU:
    10030454
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    COLOR/FINISH:
    BRASS
    MATERIAL:
    BRASS
    MODEL:
    SUPER E
    PRODUCT NAME:
    EJECTOR NOZZLE
    TYPE:
    ACCELERATOR PUMP
    UNITS:
    EACH
    MODEL:
    SUPER G
    BASE COLOR:
    BRASS
    RIDING STYLE:
    STREET
    $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • S&S CYCLE 50 State 2:1 Black Exhaust for XL 550-0952A

    S&S CYCLE 50 State 2:1 Black Exhaust for XL 550-0952A

    S&S CYCLE

    $1,540.95
    Classic 2:1 styling, Fits forward and mid controls, Durable high temperature black finish, Stainless steel stepped header construction, Oxygen sensor ports allow use of wide band or stock O2 sensors,...
    18002478
    SKU:
    18002478
    Availability:
    Ships Same Business Day
    Weight:
    29.20 LBS
    HEAT SHIELD COLOR:
    BLACK
    PIPE MATERIAL:
    STAINLESS STEEL
    DESIGN/CONFIGURATION:
    2-INTO-1 SYSTEM
    END CAP STYLE:
    STRAIGHT-CUT
    MUFFLER COLOR/FINISH:
    BLACK
    MUFFLER STYLE:
    ROUND
    STYLE:
    STRAIGHT
    UNITS:
    EACH
    MODEL:
    SUPERSTREET
    TYPE:
    FULL SYSTEM
    END CAP COLOR/FINISH:
    BLACK
    PRODUCT NAME:
    EXHAUST SYSTEM
    RIDING STYLE:
    STREET
    $1,540.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,540.95
    Subtotal:
  • S&S CYCLE Acceleration Pump Diaphragm 11-2282

    S&S CYCLE Acceleration Pump Diaphragm 11-2282

    S&S CYCLE

    $21.95
    Made in the U.S.A.
    10030045
    SKU:
    10030045
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MODEL:
    SUPER E
    TYPE:
    ACCELERATOR PUMP
    UNITS:
    EACH
    MODEL:
    SUPER G
    PRODUCT NAME:
    DIAPHRAGM
    RIDING STYLE:
    STREET
    $21.95
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    Subtotal:
  • S&S CYCLE Grand National Mufflers - Black 550-0690

    S&S CYCLE Grand National Mufflers - Black 550-0690

    S&S CYCLE

    $562.95
    Race inspired Grand National endcap, High flowing baffle design, Aggressive sound and excellent horsepower, Removable dB reducer, Made in USA!
    18011206
    SKU:
    18011206
    Availability:
    Ships Same Business Day
    Weight:
    29.70 LBS
    MODEL:
    GRAND NATIONAL
    PRODUCT NAME:
    MUFFLER
    END CAP COLOR/FINISH:
    BLACK
    MUFFLER COLOR/FINISH:
    CERAMIC
    OUTER DIAMETER IMPERIAL:
    4'
    RIDING STYLE:
    STREET
    UNITS:
    PAIR
    BASE COLOR:
    BLACK
    MUFFLER COLOR/FINISH:
    BLACK
    TYPE:
    SLIP-ON
    $562.95
    Qty in Cart: 0
    Quantity:
    Price:
    $562.95
    Subtotal:
  • S&S CYCLE Enrichment Device 11-2084

    S&S CYCLE Enrichment Device 11-2084

    S&S CYCLE

    $44.95
    Enrichment device for B series carb (converts early S&S air cleaners to new-style breather hardware, Made in the U.S.A.
    112084
    SKU:
    112084
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    BASE FINISH:
    NATURAL
    COLOR/FINISH:
    NATURAL
    MODEL:
    SUPER B
    PRODUCT NAME:
    ENRICHMENT DEVICE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • S&S CYCLE Stealth Air Cleaner - CV '99-'06 170-0060

    S&S CYCLE Stealth Air Cleaner - CV '99-'06 170-0060

    S&S CYCLE

    $195.95
    Built-in stinger cone directs air smoothly into the bore of the carburetor or EFI throttle body and reduces turbulence and increases flow, Kits include backing plate, filter and hardware, For stock...
    10101508
    SKU:
    10101508
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    MODEL:
    SUPER STOCK
    PRODUCT NAME:
    AIR CLEANER
    DESIGN:
    STEALTH
    MATERIAL:
    ALUMINUM
    MODEL:
    CV
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    BLACK
    UNITS:
    KIT
    AIR CLEANER SHAPE:
    ROUND
    BASE COLOR:
    BLACK
    $195.95
    Qty in Cart: 0
    Quantity:
    Price:
    $195.95
    Subtotal:
  • S&S CYCLE Crankpin - Big Twin 34-2003

    S&S CYCLE Crankpin - Big Twin 34-2003

    S&S CYCLE

    $163.95
    Include crankpin, nuts and key, Made in the U.S.A.
    09210159
    SKU:
    09210159
    Availability:
    Ships Same Business Day
    Weight:
    1.43 LBS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    CRANKPIN ASSEMBLY
    TYPE:
    STANDARD
    $163.95
    Qty in Cart: 0
    Quantity:
    Price:
    $163.95
    Subtotal:
  • S&S CYCLE Replacement Pistons with Rings 92-2027

    S&S CYCLE Replacement Pistons with Rings 92-2027

    S&S CYCLE

    $469.95
    S&S heads give great performance, and work with additional upgrades, Kits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift), Intake manifold, pistons and...
    09100007
    SKU:
    09100007
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    BORE - OVERSIZE:
    +0,010'
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    BORE SIZE IMPERIAL:
    3.500'
    PISTON HEAD SHAPE:
    DOMED
    UNITS:
    KIT
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    $469.95
    Qty in Cart: 0
    Quantity:
    Price:
    $469.95
    Subtotal:
  • S&S CYCLE Replacement Pistons with Rings 92-2028

    S&S CYCLE Replacement Pistons with Rings 92-2028

    S&S CYCLE

    $479.95
    S&S heads give great performance, and work with additional upgrades, Kits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift), Intake manifold, pistons and...
    09100008
    SKU:
    09100008
    Availability:
    Ships Same Business Day
    Weight:
    2.85 LBS
    BORE - OVERSIZE:
    +0,020'
    BORE SIZE IMPERIAL:
    3.500'
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PISTON HEAD SHAPE:
    DOMED
    UNITS:
    KIT
    $479.95
    Qty in Cart: 0
    Quantity:
    Price:
    $479.95
    Subtotal:
  • S&S CYCLE Piston Kit 92-2016

    S&S CYCLE Piston Kit 92-2016

    S&S CYCLE

    $484.95
    Increase the displacement of 883cc and 1200cc engines to 1250cc at 10.3:1 compression, Cast Flat-Topped Replacement Piston Kits For 1984-'99 HD® Big Twins with Stock Heads or S&S Performance...
    09100009
    SKU:
    09100009
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    COMPRESSION RATIO IMPERIAL:
    12.2:1
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    BORE SIZE IMPERIAL:
    3.500'
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH IMPERIAL:
    4-5/8'
    UNITS:
    KIT
    DISPLACEMENT:
    1200 CC
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    STREET
    TYPE:
    HIGH COMPRESSION
    $484.95
    Qty in Cart: 0
    Quantity:
    Price:
    $484.95
    Subtotal:
  • S&S CYCLE Piston Kit 92-2017

    S&S CYCLE Piston Kit 92-2017

    S&S CYCLE

    $484.95
    Increase the displacement of 883cc and 1200cc engines to 1250cc at 10.3:1 compression, Cast Flat-Topped Replacement Piston Kits For 1984-'99 HD® Big Twins with Stock Heads or S&S Performance...
    09100011
    SKU:
    09100011
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    DISPLACEMENT:
    1200 CC
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    STREET
    TYPE:
    HIGH COMPRESSION
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    BORE SIZE IMPERIAL:
    3.500'
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH IMPERIAL:
    4-5/8'
    UNITS:
    KIT
    BORE - OVERSIZE:
    +0,010'
    COMPRESSION RATIO IMPERIAL:
    12.2:1
    $484.95
    Qty in Cart: 0
    Quantity:
    Price:
    $484.95
    Subtotal:
  • S&S CYCLE Sidewinder Kit - 93" 91-9126

    S&S CYCLE Sidewinder Kit - 93" 91-9126

    S&S CYCLE

    $3,795.95
    Sidewinder Big Bore Stroker Kit, Contains nearly everything needed to take a stock 74" or 80" H-D? Shovelhead engine up to 93" or 96" displacement, Includes 3.625" bore high tensile, cast iron...
    09040004
    SKU:
    09040004
    Availability:
    Ships Same Business Day
    Weight:
    78.70 LBS
    COLOR/FINISH:
    BLACK
    DISPLACEMENT:
    93'
    MODEL:
    SIDEWINDER
    PRODUCT NAME:
    PERFORMANCE KIT
    BORE SIZE IMPERIAL:
    3.625'
    COMPRESSION RATIO IMPERIAL:
    8.5:1
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    STROKE LENGTH IMPERIAL:
    4-1/2'
    STYLE:
    BIG BORE
    UNITS:
    KIT
    $3,795.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,795.95
    Subtotal:
  • S&S CYCLE Sidewinder Kit - 93" - High Compression 91-9130

    S&S CYCLE Sidewinder Kit - 93" - High Compression 91-9130

    S&S CYCLE

    $3,795.95
    Sidewinder Big Bore Stroker Kit, Contains nearly everything needed to take a stock 74" or 80" H-D? Shovelhead engine up to 93" or 96" displacement, Includes 3.625" bore high tensile, cast iron...
    09040005
    SKU:
    09040005
    Availability:
    Ships Same Business Day
    Weight:
    79.10 LBS
    COLOR/FINISH:
    BLACK
    DISPLACEMENT:
    93'
    PRODUCT NAME:
    PERFORMANCE KIT
    MODEL:
    SIDEWINDER
    STROKE LENGTH IMPERIAL:
    4-1/2'
    STYLE:
    BIG BORE
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    3.625'
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    COMPRESSION RATIO IMPERIAL:
    9.1:1
    $3,795.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,795.95
    Subtotal:
  • S&S CYCLE Power Pack - Chain Drive 330-0662

    S&S CYCLE Power Pack - Chain Drive 330-0662

    S&S CYCLE

    $3,396.95
    Parts are proven to work well together therefore no guesswork, Saves money by buying as a package, Include bolt-in cams, premium tappets and Quickee Pushrods, Made in the U.S.A.
    09040025
    SKU:
    09040025
    Availability:
    Ships Same Business Day
    Weight:
    40.70 LBS
    UNITS:
    KIT
    CAM DRIVE TYPE:
    CHAIN
    COLOR/FINISH:
    SILVER
    STYLE:
    585CE
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    100'
    PRODUCT NAME:
    PERFORMANCE KIT
    BORE SIZE IMPERIAL:
    4.000'
    MODEL:
    POWER PACKAGE
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    $3,396.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,396.95
    Subtotal:
  • S&S CYCLE Power Pack - Gear Drive 330-0663

    S&S CYCLE Power Pack - Gear Drive 330-0663

    S&S CYCLE

    $3,396.95
    Parts are proven to work well together therefore no guesswork, Saves money by buying as a package, Include bolt-in cams, premium tappets and Quickee Pushrods, Made in the U.S.A.
    09040027
    SKU:
    09040027
    Availability:
    Ships Same Business Day
    Weight:
    43.70 LBS
    COLOR/FINISH:
    SILVER
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    UNITS:
    KIT
    RIDING STYLE:
    STREET
    STYLE:
    585GE
    DISPLACEMENT:
    100'
    PRODUCT NAME:
    PERFORMANCE KIT
    BORE SIZE IMPERIAL:
    4.000'
    CAM DRIVE TYPE:
    GEAR
    MODEL:
    POWER PACKAGE
    TYPE:
    ENGINE
    $3,396.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,396.95
    Subtotal:
  • S&S CYCLE Power Pack - Gear Drive 330-0665

    S&S CYCLE Power Pack - Gear Drive 330-0665

    S&S CYCLE

    $3,396.95
    Parts are proven to work well together therefore no guesswork, Saves money by buying as a package, Include bolt-in cams, premium tappets and Quickee Pushrods, Made in the U.S.A.
    09040028
    SKU:
    09040028
    Availability:
    Ships Same Business Day
    Weight:
    43.70 LBS
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    UNITS:
    KIT
    DISPLACEMENT:
    100'
    PRODUCT NAME:
    PERFORMANCE KIT
    COLOR/FINISH:
    BLACK
    STYLE:
    585GE
    BORE SIZE IMPERIAL:
    4.000'
    CAM DRIVE TYPE:
    GEAR
    MODEL:
    POWER PACKAGE
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    $3,396.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,396.95
    Subtotal:
  • S&S CYCLE Power Pack - Chain Drive 330-0666

    S&S CYCLE Power Pack - Chain Drive 330-0666

    S&S CYCLE

    $3,396.95
    Parts are proven to work well together therefore no guesswork, Saves money by buying as a package, Include bolt-in cams, premium tappets and Quickee Pushrods, Made in the U.S.A.
    09040029
    SKU:
    09040029
    Availability:
    Ships Same Business Day
    Weight:
    40.70 LBS
    CAM DRIVE TYPE:
    CHAIN
    COLOR/FINISH:
    SILVER
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    110'
    PRODUCT NAME:
    PERFORMANCE KIT
    BORE SIZE IMPERIAL:
    4.000'
    MODEL:
    POWER PACKAGE
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    UNITS:
    KIT
    STYLE:
    585CE
    $3,396.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,396.95
    Subtotal:
  • S&S CYCLE Power Pack - Gear Drive 330-0667

    S&S CYCLE Power Pack - Gear Drive 330-0667

    S&S CYCLE

    $3,396.95
    Parts are proven to work well together therefore no guesswork, Saves money by buying as a package, Include bolt-in cams, premium tappets and Quickee Pushrods, Made in the U.S.A.
    09040031
    SKU:
    09040031
    Availability:
    Ships Same Business Day
    Weight:
    40.70 LBS
    COLOR/FINISH:
    SILVER
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    110'
    UNITS:
    KIT
    PRODUCT NAME:
    PERFORMANCE KIT
    STYLE:
    585GE
    BORE SIZE IMPERIAL:
    4.000'
    CAM DRIVE TYPE:
    GEAR
    MODEL:
    POWER PACKAGE
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    $3,396.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,396.95
    Subtotal:
  • S&S CYCLE Power Pack - Gear Drive 330-0669

    S&S CYCLE Power Pack - Gear Drive 330-0669

    S&S CYCLE

    $3,396.95
    Parts are proven to work well together therefore no guesswork, Saves money by buying as a package, Include bolt-in cams, premium tappets and Quickee Pushrods, Made in the U.S.A.
    09040032
    SKU:
    09040032
    Availability:
    Ships Same Business Day
    Weight:
    40.70 LBS
    COLOR/FINISH:
    BLACK
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    DISPLACEMENT:
    110'
    STYLE:
    585GE
    MODEL:
    POWER PACKAGE
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    PERFORMANCE KIT
    UNITS:
    KIT
    BORE SIZE IMPERIAL:
    4.000'
    CAM DRIVE TYPE:
    GEAR
    TYPE:
    ENGINE
    $3,396.95
    Qty in Cart: 0
    Quantity:
    Price:
    $3,396.95
    Subtotal:
  • S&S CYCLE T124HC Series Engine 310-0900A

    S&S CYCLE T124HC Series Engine 310-0900A

    S&S CYCLE

    $8,595.95
    High Compression, 10.8:1 for the ultimate in street performance, No fuel system or ignition systems included, Special head machining fits stock length intake manifolds (S&S manifold size 410),...
    09010241
    SKU:
    09010241
    Availability:
    Ships Same Business Day
    Weight:
    156.00 LBS
    DISPLACEMENT:
    124'
    PISTON HEAD SHAPE:
    FLAT TOP
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    COMPRESSION RATIO IMPERIAL:
    10.8:1
    MODEL:
    T-SERIES
    STROKE LENGTH IMPERIAL:
    4.625'
    UNITS:
    EACH
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    STYLE:
    HIGH COMPRESSION
    TYPE:
    LONG BLOCK
    $8,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,595.95
    Subtotal:
  • S&S CYCLE T111 Long-Block Engine 310-0830A

    S&S CYCLE T111 Long-Block Engine 310-0830A

    S&S CYCLE

    $8,295.95
    Fits in stock chassis, no cutting or frame modifications necessary, S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges, S&S super stock T2 crankcases with reed breather valve...
    09010242
    SKU:
    09010242
    Availability:
    Ships Same Business Day
    Weight:
    155.00 LBS
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    DISPLACEMENT:
    111'
    STROKE LENGTH IMPERIAL:
    4.125'
    UNITS:
    EACH
    COMPRESSION RATIO IMPERIAL:
    9.8:1
    PISTON HEAD SHAPE:
    FLAT TOP
    MODEL:
    T-SERIES
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    TYPE:
    LONG BLOCK
    $8,295.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,295.95
    Subtotal:
  • S&S CYCLE T124 Series Engine 310-0831A

    S&S CYCLE T124 Series Engine 310-0831A

    S&S CYCLE

    $8,595.95
    High Compression, 10.8:1 for the ultimate in street performance, No fuel system or ignition systems included, Special head machining fits stock length intake manifolds (S&S manifold size 410),...
    09010243
    SKU:
    09010243
    Availability:
    Ships Same Business Day
    Weight:
    155.00 LBS
    DISPLACEMENT:
    124'
    PISTON HEAD SHAPE:
    FLAT TOP
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    COMPRESSION RATIO IMPERIAL:
    10.8:1
    MODEL:
    T-SERIES
    STROKE LENGTH IMPERIAL:
    4.625'
    UNITS:
    EACH
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    STYLE:
    HIGH COMPRESSION
    TYPE:
    LONG BLOCK
    $8,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,595.95
    Subtotal:
  • S&S CYCLE T124LC Series Long Block Engine 310-0832A

    S&S CYCLE T124LC Series Long Block Engine 310-0832A

    S&S CYCLE

    $8,595.95
    Lower Compression, 10.2:1, for great street torque, Includes Super Stock heads, T2 crankcase, high flow oil pump, cam cover and easy start gear drive cams, Stock Twin Cam 96 bolt pattern, Specs:...
    09010244
    SKU:
    09010244
    Availability:
    Ships Same Business Day
    Weight:
    156.00 LBS
    STYLE:
    LOW COMPRESSION
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    COMPRESSION RATIO IMPERIAL:
    10.2:1
    STROKE LENGTH IMPERIAL:
    4.625'
    UNITS:
    EACH
    DISPLACEMENT:
    124'
    MODEL:
    T-SERIES
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    TYPE:
    LONG BLOCK
    $8,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,595.95
    Subtotal:
  • S&S CYCLE T143 Long-Block Engine 310-0833A

    S&S CYCLE T143 Long-Block Engine 310-0833A

    S&S CYCLE

    $10,595.95
    Fits in stock chassis, no cutting or frame modifications necessary, S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges, S&S super stock T2 crankcases with reed breather valve...
    09010245
    SKU:
    09010245
    Availability:
    Ships Same Business Day
    Weight:
    155.00 LBS
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    BORE SIZE IMPERIAL:
    4.425'
    COLOR/FINISH:
    BLACK
    STROKE LENGTH IMPERIAL:
    4.625'
    TYPE:
    LONG BLOCK
    UNITS:
    EACH
    DISPLACEMENT:
    143'
    MODEL:
    T-SERIES
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    $10,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10,595.95
    Subtotal:
  • S&S CYCLE T111 Long Block Engine 310-0834A

    S&S CYCLE T111 Long Block Engine 310-0834A

    S&S CYCLE

    $8,295.95
    Super stock heads and crankcase, S&S easy start cams, High-flow oil pump, Forged flattop pistons, Intake system not included; compatible with stock or aftermarket intake systems, 4-1/8 bore x...
    09010246
    SKU:
    09010246
    Availability:
    Ships Same Business Day
    Weight:
    155.00 LBS
    COLOR/FINISH:
    BLACK
    PISTON HEAD SHAPE:
    FLAT TOP
    BORE SIZE IMPERIAL:
    4.125'
    DISPLACEMENT:
    111'
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    TYPE:
    LONG BLOCK
    UNITS:
    EACH
    COMPRESSION RATIO IMPERIAL:
    9.8:1
    MODEL:
    T-SERIES
    STROKE LENGTH IMPERIAL:
    4.125'
    $8,295.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,295.95
    Subtotal:
  • S&S CYCLE T124 Series Engine 310-0835A

    S&S CYCLE T124 Series Engine 310-0835A

    S&S CYCLE

    $8,595.95
    High Compression, 10.8:1 for the ultimate in street performance, No fuel system or ignition systems included, Special head machining fits stock length intake manifolds (S&S manifold size 410),...
    09010247
    SKU:
    09010247
    Availability:
    Ships Same Business Day
    Weight:
    155.00 LBS
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    DISPLACEMENT:
    124'
    PISTON HEAD SHAPE:
    FLAT TOP
    STROKE LENGTH IMPERIAL:
    4.625'
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    STYLE:
    HIGH COMPRESSION
    TYPE:
    LONG BLOCK
    COMPRESSION RATIO IMPERIAL:
    10.8:1
    MODEL:
    T-SERIES
    UNITS:
    EACH
    $8,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,595.95
    Subtotal:
  • S&S CYCLE T124LC Series Long Block Engine 310-0836A

    S&S CYCLE T124LC Series Long Block Engine 310-0836A

    S&S CYCLE

    $8,595.95
    Lower Compression, 10.2:1, for great street torque, Includes Super Stock heads, T2 crankcase, high flow oil pump, cam cover and easy start gear drive cams, Stock Twin Cam 96 bolt pattern, Specs:...
    09010248
    SKU:
    09010248
    Availability:
    Ships Same Business Day
    Weight:
    156.00 LBS
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    DISPLACEMENT:
    124'
    STROKE LENGTH IMPERIAL:
    4.625'
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    STYLE:
    LOW COMPRESSION
    TYPE:
    LONG BLOCK
    MODEL:
    T-SERIES
    COMPRESSION RATIO IMPERIAL:
    10.2:1
    UNITS:
    EACH
    $8,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8,595.95
    Subtotal:
  • S&S CYCLE T143 Long-Block Engine 310-0883A

    S&S CYCLE T143 Long-Block Engine 310-0883A

    S&S CYCLE

    $10,595.95
    Fits in stock chassis, no cutting or frame modifications necessary, S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges, S&S super stock T2 crankcases with reed breather valve...
    09010249
    SKU:
    09010249
    Availability:
    Ships Same Business Day
    Weight:
    160.00 LBS
    BORE SIZE IMPERIAL:
    4.425'
    COLOR/FINISH:
    WRINKLE BLACK
    STROKE LENGTH IMPERIAL:
    4.625'
    TYPE:
    LONG BLOCK
    DISPLACEMENT:
    143'
    MODEL:
    T-SERIES
    COLOR/FINISH:
    CHROME
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $10,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10,595.95
    Subtotal:
  • S&S CYCLE T143 Long-Block Engine 310-0901A

    S&S CYCLE T143 Long-Block Engine 310-0901A

    S&S CYCLE

    $10,595.95
    Fits in stock chassis, no cutting or frame modifications necessary, S&S B3 cylinder heads CNC-machined with two-bolt exhaust flanges, S&S super stock T2 crankcases with reed breather valve...
    09010250
    SKU:
    09010250
    Availability:
    Ships Same Business Day
    Weight:
    160.00 LBS
    BORE SIZE IMPERIAL:
    4.425'
    COLOR/FINISH:
    BLACK
    STROKE LENGTH IMPERIAL:
    4.625'
    TYPE:
    LONG BLOCK
    COMPRESSION RATIO IMPERIAL:
    10.5:1
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    143'
    MODEL:
    T-SERIES
    UNITS:
    EACH
    $10,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10,595.95
    Subtotal:
  • S&S CYCLE T143 Long Block Engine - Black 310-0837A

    S&S CYCLE T143 Long Block Engine - Black 310-0837A

    S&S CYCLE

    $10,595.95
    Fits in stock chassis – no cutting or frame modifications, S&S B3 cylinder heads CNC machined with 2 bolt exhaust flanges, 3 Piece Flywheels, S&S TC3 oil pump and cam plate, S&S 635...
    09010253
    SKU:
    09010253
    Availability:
    Ships Same Business Day
    Weight:
    160.01 LBS
    BORE SIZE IMPERIAL:
    4.425'
    COLOR/FINISH:
    BLACK
    STROKE LENGTH IMPERIAL:
    4.625'
    PRODUCT NAME:
    ENGINE
    RIDING STYLE:
    STREET
    TYPE:
    LONG BLOCK
    UNITS:
    EACH
    COMPRESSION RATIO IMPERIAL:
    10.47:1
    DISPLACEMENT:
    143'
    MODEL:
    T-SERIES
    $10,595.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10,595.95
    Subtotal:
  • S&S CYCLE Synthetic Oil 20W-50 - 1 U.S. quart 153755

    S&S CYCLE Synthetic Oil 20W-50 - 1 U.S. quart 153755

    S&S CYCLE

    $17.95
    Resists extreme heat in large displacement, air-cooled engines, Added moly content to reduce heat, friction and wear for ultimate protection, Enhanced zinc and phosphorous levels for increased...
    36010407
    SKU:
    36010407
    Availability:
    Ships Same Business Day
    Weight:
    2.08 LBS
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CH-4
    OIL BASE:
    SYNTHETIC (FULL-SYNTHETIC)
    PACKAGING:
    12 PER CASE, SOLD EACH
    PRODUCT NAME:
    OIL
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    CONTAINER SIZE IMPERIAL:
    1 US QUART
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CI-4
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CI-4+
    UNITS:
    EACH
    APPLICATION:
    4-STROKE
    CONTAINER SIZE METRIC:
    946 ML
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CJ-4
    VISCOSITY (WEIGHT):
    20W-50
    $17.95
    Qty in Cart: 0
    Quantity:
    Price:
    $17.95
    Subtotal:
  • S&S CYCLE Synthetic Oil 20W-50 - 2.5 U.S. gal. 153749

    S&S CYCLE Synthetic Oil 20W-50 - 2.5 U.S. gal. 153749

    S&S CYCLE

    $149.95
    Resists extreme heat in large displacement, air-cooled engines, Added moly content to reduce heat, friction and wear for ultimate protection, Enhanced zinc and phosphorous levels for increased...
    36010408
    SKU:
    36010408
    Availability:
    Ships Same Business Day
    Weight:
    18.71 LBS
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CH-4
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CI-4
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CI-4+
    OIL BASE:
    SYNTHETIC (FULL-SYNTHETIC)
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    PRODUCT NAME:
    OIL
    UNITS:
    EACH
    APPLICATION:
    4-STROKE
    CONTAINER SIZE IMPERIAL:
    2.5 US GAL.
    CONTAINER SIZE METRIC:
    9.5 LITER
    MEETS OR EXCEEDS REQUIREMENTS FOR:
    API CJ-4
    PACKAGING:
    2 PER CASE, SOLD EACH
    VISCOSITY (WEIGHT):
    20W-50
    $149.95
    Qty in Cart: 0
    Quantity:
    Price:
    $149.95
    Subtotal:
  • Total: items /

Adding your products to cart

S&S Cycle
 S&S Cycle stands as a towering icon in the motorcycle industry, renowned for its unwavering commitment to excellence and innovation in performance motorcycle parts. Founded in 1958 by the dynamic duo of George J. Smith and Stanley Stankos, S&S Cycle has carved its niche as the premier engineer and manufacturer of motorcycle engines and parts in America. Originating from a passion for racing, the company has spent over six decades perfecting the art of motorcycle performance, ensuring each piece that comes out of their factory not only meets but exceeds the high expectations of the powersports community. With a deep-rooted history in enhancing the power and performance of Harley-Davidson® motorcycles, S&S Cycle is the go-to brand for enthusiasts seeking unmatched quality and proven performance.

 

 S&S Cycle Parts
 S&S Cycle's product line extends far beyond just engines; it encompasses a broad array of components designed to elevate the performance of your motorcycle. From the initial solid lifter conversion kit featuring lightweight aluminum pushrods to state-of-the-art carburetors, air cleaners, and throttle bodies, every part is engineered with precision. The brand's dedication to innovation means continually refining and expanding their offerings to include everything a motorcycle might need for optimal performance and reliability.

 

 S&S Cycle Engines
 At the heart of S&S Cycle's legacy are its engines. Renowned for their robustness and reliability, S&S engines come in various styles, including the iconic Knucklehead, Shovelhead, Panhead, Evolution-style, and Twin-cam style engines. Each engine, like the T143 Assembled Long Block Engine, is meticulously constructed to provide unmatched power and torque, transforming any motorcycle into a high-performance machine. S&S's commitment to quality ensures that whether you're cruising the streets or dominating the racetrack, their engines will deliver unparalleled performance.

 

 S&S Cams
 S&S cams are designed to unlock the full potential of your motorcycle's engine. With a focus on maximizing horsepower, torque, and overall engine efficiency, S&S cams are a critical component for anyone looking to boost their bike's performance. Each cam is the result of exhaustive research and development, ensuring compatibility and impressive gains across various riding conditions. Whether you're upgrading an existing engine or building a custom setup, S&S cams are essential for achieving peak performance.

 

 S&S Motorcycle Exhausts
 To complement their engines and performance parts, S&S Cycle also offers a range of high-quality motorcycle exhaust systems. These exhausts are not only built to withstand the rigors of high-performance riding but are also designed to optimize exhaust flow, enhancing both sound and power output. From aggressive race-inspired designs to more subdued styles for daily riding, S&S Cycle's exhaust systems combine performance improvements with aesthetic appeal, making them a favorite among discerning riders.

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

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER