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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 Final Drive Belt - 125-Tooth - 1 1/8" 106-0357

    S&S CYCLE Final Drive Belt - 125-Tooth - 1 1/8" 106-0357

    S&S CYCLE

    $284.95
    Made of super-strong Gates Carbon X3N material
    12040102
    SKU:
    12040102
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    RIDING STYLE:
    STREET
    WIDTH IMPERIAL:
    1-1/8'
    MATERIAL:
    X3N CARBON
    PRODUCT NAME:
    BELT
    UNITS:
    EACH
    TOOTH COUNT:
    125
    TYPE:
    REAR DRIVE
    $284.95
    Qty in Cart: 0
    Quantity:
    Price:
    $284.95
    Subtotal:
  • S&S CYCLE Inlet Carburetor Fuel Swivel 106-2011

    S&S CYCLE Inlet Carburetor Fuel Swivel 106-2011

    S&S CYCLE

    $40.95
    Replacement gaskets, O-rings and components are made from the highest-quality materials available, Rebuild kits are available in master kits, body-only kits and accelerator pump kits, Made in the U.S...
    10030237
    SKU:
    10030237
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SWIVEL FUEL INLET
    MODEL:
    SUPER E
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MODEL:
    SUPER G
    TYPE:
    CARBURETOR
    $40.95
    Qty in Cart: 0
    Quantity:
    Price:
    $40.95
    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
    Include 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...
    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 Hot Set-Up Kit - Black 900-0565

    S&S CYCLE Hot Set-Up Kit - Black 900-0565

    S&S CYCLE

    $7,104.95
    The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcases, Includes S&S 4-1/8" bore pistons, big bore cylinders finished in wrinkle...
    09031254
    SKU:
    09031254
    Availability:
    Ships Same Business Day
    Weight:
    111.00 LBS
    CAM DRIVE TYPE:
    GEAR
    COMPRESSION RATIO IMPERIAL:
    10.8:1
    STYLE:
    BIG BORE
    TYPE:
    ENGINE
    DISPLACEMENT:
    124'
    PRODUCT NAME:
    PERFORMANCE KIT
    UNITS:
    KIT
    COLOR/FINISH:
    POWDER COATED
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    4.125'
    COLOR/FINISH:
    BLACK
    MODEL:
    HOT SET UP®
    STROKE LENGTH IMPERIAL:
    4.625'
    $7,104.95
    Qty in Cart: 0
    Quantity:
    Price:
    $7,104.95
    Subtotal:
  • S&S CYCLE Sidewinder Kit - Natural 91-7660

    S&S CYCLE Sidewinder Kit - Natural 91-7660

    S&S CYCLE

    $2,879.95
    Kits include standard flywheel assembly, 3-5/8" bore cylinders, 9.75:1 pistons, rings and gaskets, Cases must be bored to accept 3-5/8" bore cylinders, and a minor crankcase clearancing operation...
    09031257
    SKU:
    09031257
    Availability:
    Ships Same Business Day
    Weight:
    74.20 LBS
    BORE SIZE IMPERIAL:
    3.625'
    COMPRESSION RATIO IMPERIAL:
    9.75:1
    DISPLACEMENT:
    96'
    COLOR/FINISH:
    NATURAL
    TYPE:
    ENGINE
    STROKE LENGTH IMPERIAL:
    4-5/8'
    STYLE:
    BIG BORE
    UNITS:
    KIT
    MODEL:
    SIDEWINDER
    PRODUCT NAME:
    PERFORMANCE KIT
    RIDING STYLE:
    STREET
    $2,879.95
    Qty in Cart: 0
    Quantity:
    Price:
    $2,879.95
    Subtotal:
  • S&S CYCLE Sidewinder Kit - Black 91-7661

    S&S CYCLE Sidewinder Kit - Black 91-7661

    S&S CYCLE

    $2,795.95
    Kits include standard flywheel assembly, 3-5/8" bore cylinders, 9.75:1 pistons, rings and gaskets, Cases must be bored to accept 3-5/8" bore cylinders, and a minor crankcase clearancing operation...
    09031258
    SKU:
    09031258
    Availability:
    Ships Same Business Day
    Weight:
    69.70 LBS
    BORE SIZE IMPERIAL:
    3.625'
    COMPRESSION RATIO IMPERIAL:
    9.75:1
    DISPLACEMENT:
    96'
    UNITS:
    KIT
    COLOR/FINISH:
    BLACK
    STROKE LENGTH IMPERIAL:
    4-5/8'
    STYLE:
    BIG BORE
    PRODUCT NAME:
    PERFORMANCE KIT
    TYPE:
    ENGINE
    MODEL:
    SIDEWINDER
    RIDING STYLE:
    STREET
    $2,795.95
    Qty in Cart: 0
    Quantity:
    Price:
    $2,795.95
    Subtotal:
  • S&S CYCLE Piston Kit - 1250 XL 920-0070

    S&S CYCLE Piston Kit - 1250 XL 920-0070

    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...
    09103554
    SKU:
    09103554
    Availability:
    Ships Same Business Day
    Weight:
    2.45 LBS
    $484.95
    Qty in Cart: 0
    Quantity:
    Price:
    $484.95
    Subtotal:
  • S&S CYCLE Piston Kit - 1250 XL 920-0071

    S&S CYCLE Piston Kit - 1250 XL 920-0071

    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...
    09103555
    SKU:
    09103555
    Availability:
    Ships Same Business Day
    Weight:
    2.55 LBS
    $484.95
    Qty in Cart: 0
    Quantity:
    Price:
    $484.95
    Subtotal:
  • S&S CYCLE Piston Kit - Standard 106-3491A

    S&S CYCLE Piston Kit - Standard 106-3491A

    S&S CYCLE

    $617.95
    Piston kits include set of pistons, rings, wristpins, and clips
    09103657
    SKU:
    09103657
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    BORE SIZE IMPERIAL:
    4.125'
    DISPLACEMENT:
    111'
    DISPLACEMENT:
    124'
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    DISPLACEMENT:
    117'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    FORGED ALUMINUM
    $617.95
    Qty in Cart: 0
    Quantity:
    Price:
    $617.95
    Subtotal:
  • S&S CYCLE Piston Kit - +.010 106-3872A

    S&S CYCLE Piston Kit - +.010 106-3872A

    S&S CYCLE

    $617.95
    Piston kits include set of pistons, rings, wristpins, and clips
    09103658
    SKU:
    09103658
    Availability:
    Ships Same Business Day
    Weight:
    2.85 LBS
    BORE - OVERSIZE:
    +0,010'
    DISPLACEMENT:
    117'
    RIDING STYLE:
    STREET
    BORE OVERSIZE - IMPERIAL:
    +0.010'
    BORE SIZE IMPERIAL:
    4.125'
    DISPLACEMENT:
    111'
    DISPLACEMENT:
    124'
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    KIT
    PISTON MATERIAL:
    FORGED ALUMINUM
    $617.95
    Qty in Cart: 0
    Quantity:
    Price:
    $617.95
    Subtotal:
  • S&S CYCLE Piston Kit - +.020 106-3964A

    S&S CYCLE Piston Kit - +.020 106-3964A

    S&S CYCLE

    $617.95
    Piston kits include set of pistons, rings, wristpins, and clips
    09103659
    SKU:
    09103659
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    PISTON MATERIAL:
    FORGED ALUMINUM
    BORE SIZE IMPERIAL:
    4.125'
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    DISPLACEMENT:
    111'
    DISPLACEMENT:
    124'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    BORE - OVERSIZE:
    +0,020'
    DISPLACEMENT:
    117'
    $617.95
    Qty in Cart: 0
    Quantity:
    Price:
    $617.95
    Subtotal:
  • S&S CYCLE High Compression Piston Kit 920-0101

    S&S CYCLE High Compression Piston Kit 920-0101

    S&S CYCLE

    $514.95
    Significantly increase performance, Provides more horsepower without sacrificing torque, 10.6:1 compression ratio, Simple EFI tuning with three calibration downloads for Dynojet® Power Vision® tuner
    09104524
    SKU:
    09104524
    Availability:
    Ships Same Business Day
    Weight:
    3.10 LBS
    $514.95
    Qty in Cart: 0
    Quantity:
    Price:
    $514.95
    Subtotal:
  • S&S CYCLE High Compression Piston Kit 920-0100

    S&S CYCLE High Compression Piston Kit 920-0100

    S&S CYCLE

    $514.95
    Significantly increase performance, Provides more horsepower without sacrificing torque, 10.6:1 compression ratio, Simple EFI tuning with three calibration downloads for Dynojet® Power Vision® tuner
    09104526
    SKU:
    09104526
    Availability:
    Ships Same Business Day
    Weight:
    2.95 LBS
    $514.95
    Qty in Cart: 0
    Quantity:
    Price:
    $514.95
    Subtotal:
  • S&S CYCLE Piston Kit 106-3688

    S&S CYCLE Piston Kit 106-3688

    S&S CYCLE

    $514.95
    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...
    09104208
    SKU:
    09104208
    Availability:
    Ships Same Business Day
    Weight:
    2.80 LBS
    COMPRESSION RATIO IMPERIAL:
    9.7:1
    STROKE LENGTH IMPERIAL:
    4'
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    FORGED
    BORE SIZE IMPERIAL:
    3.927'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    97'
    PISTON HEAD SHAPE:
    FLAT TOP
    TYPE:
    REPLACEMENT
    UNITS:
    KIT
    $514.95
    Qty in Cart: 0
    Quantity:
    Price:
    $514.95
    Subtotal:
  • S&S CYCLE Piston Kit 106-3690

    S&S CYCLE Piston Kit 106-3690

    S&S CYCLE

    $514.95
    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...
    09104209
    SKU:
    09104209
    Availability:
    Ships Same Business Day
    Weight:
    2.65 LBS
    BORE SIZE IMPERIAL:
    3.927'
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH IMPERIAL:
    4-3/8'
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    COMPRESSION RATIO IMPERIAL:
    10.0:1
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    106'
    PISTON HEAD SHAPE:
    FLAT TOP
    TYPE:
    REPLACEMENT
    UNITS:
    KIT
    $514.95
    Qty in Cart: 0
    Quantity:
    Price:
    $514.95
    Subtotal:
  • S&S CYCLE High Compression Piston Kit 920-0114

    S&S CYCLE High Compression Piston Kit 920-0114

    S&S CYCLE

    $521.95
    Significantly increase performance, Provides more horsepower without sacrificing torque, 10.6:1 compression ratio, Simple EFI tuning with three calibration downloads for Dynojet® Power Vision® tuner
    09103979
    SKU:
    09103979
    Availability:
    Ships Same Business Day
    Weight:
    2.70 LBS
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    DISPLACEMENT:
    110'
    PISTON HEAD SHAPE:
    RAISED DOME
    UNITS:
    KIT
    COMPRESSION RATIO IMPERIAL:
    10.6:1
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    4.000'
    TYPE:
    HIGH COMPRESSION
    $521.95
    Qty in Cart: 0
    Quantity:
    Price:
    $521.95
    Subtotal:
  • S&S CYCLE Piston Kit 920-0027

    S&S CYCLE Piston Kit 920-0027

    S&S CYCLE

    $169.95
    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...
    09105260
    SKU:
    09105260
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    BORE OVERSIZE - IMPERIAL:
    +0.020'
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    BORE - OVERSIZE:
    +0,020'
    DISPLACEMENT:
    80'
    PISTON HEAD SHAPE:
    FLAT TOP
    TYPE:
    REPLACEMENT
    BORE SIZE IMPERIAL:
    3.500'
    PISTON MATERIAL:
    CAST
    STROKE LENGTH IMPERIAL:
    4-1/4'
    UNITS:
    KIT
    $169.95
    Qty in Cart: 0
    Quantity:
    Price:
    $169.95
    Subtotal:
  • S&S CYCLE Piston Kit 920-0015

    S&S CYCLE Piston Kit 920-0015

    S&S CYCLE

    $169.95
    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...
    09105261
    SKU:
    09105261
    Availability:
    Ships Same Business Day
    Weight:
    2.85 LBS
    DISPLACEMENT:
    80'
    PISTON HEAD SHAPE:
    FLAT TOP
    TYPE:
    REPLACEMENT
    BORE SIZE IMPERIAL:
    3.500'
    PISTON MATERIAL:
    CAST
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    STREET
    STROKE LENGTH IMPERIAL:
    4-1/4'
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    $169.95
    Qty in Cart: 0
    Quantity:
    Price:
    $169.95
    Subtotal:
  • S&S CYCLE Wrist Pin Circlips - 4 pack 106-2304

    S&S CYCLE Wrist Pin Circlips - 4 pack 106-2304

    S&S CYCLE

    $7.95
    For use with .927" wristpins
    09105262
    SKU:
    09105262
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    CIRCLIP
    UNITS:
    4 PACK
    RIDING STYLE:
    STREET
    $7.95
    Qty in Cart: 0
    Quantity:
    Price:
    $7.95
    Subtotal:
  • S&S CYCLE Piston Kit 106-0432

    S&S CYCLE Piston Kit 106-0432

    S&S CYCLE

    $481.95
    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...
    09105020
    SKU:
    09105020
    Availability:
    Ships Same Business Day
    Weight:
    2.45 LBS
    UNITS:
    KIT
    BORE - OVERSIZE:
    STANDARD
    BORE OVERSIZE - IMPERIAL:
    STANDARD
    DISPLACEMENT:
    103'
    PISTON MATERIAL:
    FORGED
    RIDING STYLE:
    STREET
    PISTON HEAD SHAPE:
    FLAT TOP
    TYPE:
    REPLACEMENT
    BORE SIZE IMPERIAL:
    3.875'
    PRODUCT NAME:
    PISTON KIT
    STROKE LENGTH IMPERIAL:
    4-3/8'
    $481.95
    Qty in Cart: 0
    Quantity:
    Price:
    $481.95
    Subtotal:
  • S&S CYCLE Race Bearing Set - Big Twin 34-4040

    S&S CYCLE Race Bearing Set - Big Twin 34-4040

    S&S CYCLE

    $224.95
    Used to rebuild S&S and stock connecting rods, Includes hardened steel rod bearing races and bronze wrist pin bushings, Requires finish sizing after installation, Made in the U.S.A., Not for use on...
    09230207
    SKU:
    09230207
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    PRODUCT NAME:
    RACE
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    TYPE:
    CONNECTING ROD
    $224.95
    Qty in Cart: 0
    Quantity:
    Price:
    $224.95
    Subtotal:
  • S&S CYCLE Ring Set 940-0060

    S&S CYCLE Ring Set 940-0060

    S&S CYCLE

    $168.95
    S&S CYCLE Ring Set
    09120923
    SKU:
    09120923
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    TYPE:
    PISTON
    UNITS:
    2 PACK
    BORE SIZE IMPERIAL:
    4.250'
    PRODUCT NAME:
    RING SET
    RIDING STYLE:
    STREET
    $168.95
    Qty in Cart: 0
    Quantity:
    Price:
    $168.95
    Subtotal:
  • S&S CYCLE Replacement Rings 106-4422A

    S&S CYCLE Replacement Rings 106-4422A

    S&S CYCLE

    $78.95
    Replacement ring set for S&S Pistons
    09120358
    SKU:
    09120358
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    UNITS:
    SET
    PISTON SIZE IMPERIAL:
    +0.010'
    TYPE:
    REPLACEMENT
    BORE SIZE IMPERIAL:
    3.927'
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    PISTON RING
    $78.95
    Qty in Cart: 0
    Quantity:
    Price:
    $78.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-1220X

    S&S CYCLE Replacement Rings 94-1220X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120597
    SKU:
    09120597
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PISTON SIZE IMPERIAL:
    STANDARD
    UNITS:
    SET
    BORE SIZE IMPERIAL:
    3.625'
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    STREET
    TYPE:
    REPLACEMENT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-1222X

    S&S CYCLE Replacement Rings 94-1222X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120599
    SKU:
    09120599
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    SET
    PISTON SIZE IMPERIAL:
    +0.020'
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.625'
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-1223X

    S&S CYCLE Replacement Rings 94-1223X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120600
    SKU:
    09120600
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    STREET
    BORE SIZE IMPERIAL:
    3.625'
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    PISTON SIZE IMPERIAL:
    +0.030'
    UNITS:
    SET
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Piston Rings 940-0012

    S&S CYCLE Piston Rings 940-0012

    S&S CYCLE

    $84.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120665
    SKU:
    09120665
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    BORE SIZE IMPERIAL:
    4.125'
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    UNITS:
    SET
    PISTON SIZE IMPERIAL:
    +0.010'
    $84.95
    Qty in Cart: 0
    Quantity:
    Price:
    $84.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2216X

    S&S CYCLE Replacement Rings 94-2216X

    S&S CYCLE

    $64.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120001
    SKU:
    09120001
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BORE SIZE IMPERIAL:
    3.500'
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    PISTON SIZE IMPERIAL:
    STANDARD
    RIDING STYLE:
    STREET
    UNITS:
    SET
    $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2200X

    S&S CYCLE Replacement Rings 94-2200X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120083
    SKU:
    09120083
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    BORE SIZE IMPERIAL:
    3.4375'
    PISTON SIZE IMPERIAL:
    STANDARD
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    RIDING STYLE:
    STREET
    UNITS:
    SET
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2201X

    S&S CYCLE Replacement Rings 94-2201X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120084
    SKU:
    09120084
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BORE SIZE IMPERIAL:
    3.4375'
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    RIDING STYLE:
    STREET
    PISTON SIZE IMPERIAL:
    +0.010'
    UNITS:
    SET
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2202X

    S&S CYCLE Replacement Rings 94-2202X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120085
    SKU:
    09120085
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    STREET
    TYPE:
    REPLACEMENT
    BORE SIZE IMPERIAL:
    3.4375'
    PISTON SIZE IMPERIAL:
    +0.020'
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2204X

    S&S CYCLE Replacement Rings 94-2204X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120087
    SKU:
    09120087
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    STREET
    TYPE:
    REPLACEMENT
    BORE SIZE IMPERIAL:
    3.4375'
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    PISTON SIZE IMPERIAL:
    +0.040'
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2205X

    S&S CYCLE Replacement Rings 94-2205X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120088
    SKU:
    09120088
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    STREET
    PISTON SIZE IMPERIAL:
    +0.050'
    PRODUCT NAME:
    PISTON RING
    TYPE:
    REPLACEMENT
    UNITS:
    SET
    BORE SIZE IMPERIAL:
    3.4375'
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Replacement Rings 94-2206X

    S&S CYCLE Replacement Rings 94-2206X

    S&S CYCLE

    $54.95
    Replacement rings come as sets for two pistons, Made in the U.S.A.
    09120089
    SKU:
    09120089
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    RIDING STYLE:
    STREET
    TYPE:
    REPLACEMENT
    UNITS:
    SET
    BORE SIZE IMPERIAL:
    3.4375'
    PISTON SIZE IMPERIAL:
    +0.060'
    PRODUCT NAME:
    PISTON RING
    $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    $54.95
    Subtotal:
  • S&S CYCLE Ignition Rotor - Harley Davidson 55-1247

    S&S CYCLE Ignition Rotor - Harley Davidson 55-1247

    S&S CYCLE

    $19.95
    High-quality OEM replacement component, Comes with bolt and washer
    21010332
    SKU:
    21010332
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    TAN
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    PRODUCT NAME:
    ROTOR
    TYPE:
    IGNITION
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  • S&S CYCLE CAM KIT 465G M8 17- 330-0624

    S&S CYCLE CAM KIT 465G M8 17- 330-0624

    S&S CYCLE

    $465.95
    Kits include all required bearings, O-rings, and hardware, Bolt-in compatible with all stock valve train components, Provides increased torque and horsepower, Gear drive cams provide improved valve...
    09251161
    SKU:
    09251161
    Availability:
    Ships Same Business Day
    Weight:
    4.15 LBS
    APPLICATION:
    EXHAUST
    EXHAUST CLOSE IMPERIAL:
    218.9°
    INTAKE LIFT IMPERIAL:
    0.462'
    EXHAUST LIFT IMPERIAL:
    0.462'
    INTAKE CLOSE IMPERIAL:
    14.6° FRONT, 14.4° REAR
    INTAKE DURATION IMPERIAL:
    197.2°
    INTAKE OPEN IMPERIAL:
    2.6° FRONT, 2.8° REAR
    APPLICATION:
    INTAKE
    EXHAUST DURATION IMPERIAL:
    100.6° FRONT, 103.6° REAR
    PRODUCT NAME:
    CAM KIT
    TYPE:
    GEAR
    EXHAUST OPEN IMPERIAL:
    30.1° FRONT, 33.1° REAR
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    $465.95
    Qty in Cart: 0
    Quantity:
    Price:
    $465.95
    Subtotal:
  • S&S CYCLE Cam with Plate - 551 Series 310-0812

    S&S CYCLE Cam with Plate - 551 Series 310-0812

    S&S CYCLE

    $2,259.95
    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...
    09251100
    SKU:
    09251100
    Availability:
    Ships Same Business Day
    Weight:
    12.55 LBS
    APPLICATION:
    INTAKE
    MODEL:
    EASY START
    TYPE:
    GEAR
    APPLICATION:
    EXHAUST
    EXHAUST OPEN IMPERIAL:
    41°
    GRIND:
    551 SERIES
    INTAKE CLOSE IMPERIAL:
    19°
    PRODUCT NAME:
    CAMSHAFT
    EXHAUST CLOSE IMPERIAL:
    17°
    EXHAUST LIFT IMPERIAL:
    0.550'
    INTAKE DURATION IMPERIAL:
    215°
    INTAKE LIFT IMPERIAL:
    0.550'
    INTAKE OPEN IMPERIAL:
    17°
    UNITS:
    KIT
    EXHAUST DURATION IMPERIAL:
    237°
    RIDING STYLE:
    STREET
    $2,259.95
    Qty in Cart: 0
    Quantity:
    Price:
    $2,259.95
    Subtotal:
  • S&S CYCLE Cam with Plate - 585 Series 310-0813

    S&S CYCLE Cam with Plate - 585 Series 310-0813

    S&S CYCLE

    $2,259.95
    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...
    09251101
    SKU:
    09251101
    Availability:
    Ships Same Business Day
    Weight:
    12.60 LBS
    EXHAUST DURATION IMPERIAL:
    260°
    GRIND:
    585 SERIES
    PRODUCT NAME:
    CAMSHAFT
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    EXHAUST LIFT IMPERIAL:
    0.585'
    INTAKE LIFT IMPERIAL:
    0.585'
    MODEL:
    EASY START
    RIDING STYLE:
    STREET
    TYPE:
    GEAR
    EXHAUST OPEN IMPERIAL:
    60°
    INTAKE CLOSE IMPERIAL:
    45°
    APPLICATION:
    EXHAUST
    EXHAUST CLOSE IMPERIAL:
    20°
    INTAKE DURATION IMPERIAL:
    245°
    INTAKE OPEN IMPERIAL:
    20°
    $2,259.95
    Qty in Cart: 0
    Quantity:
    Price:
    $2,259.95
    Subtotal:
  • S&S CYCLE Cam with Plate - 510 Series 310-0814

    S&S CYCLE Cam with Plate - 510 Series 310-0814

    S&S CYCLE

    $2,259.95
    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...
    09251102
    SKU:
    09251102
    Availability:
    Ships Same Business Day
    Weight:
    13.05 LBS
    APPLICATION:
    INTAKE
    EXHAUST DURATION IMPERIAL:
    252°
    EXHAUST LIFT IMPERIAL:
    0.510'
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MODEL:
    STANDARD
    PRODUCT NAME:
    CAMSHAFT
    EXHAUST OPEN IMPERIAL:
    52°
    INTAKE CLOSE IMPERIAL:
    38°
    INTAKE DURATION IMPERIAL:
    238°
    INTAKE LIFT IMPERIAL:
    0.510'
    RIDING STYLE:
    STREET
    TYPE:
    GEAR
    EXHAUST CLOSE IMPERIAL:
    20°
    GRIND:
    510 SERIES
    INTAKE OPEN IMPERIAL:
    20°
    $2,259.95
    Qty in Cart: 0
    Quantity:
    Price:
    $2,259.95
    Subtotal:
  • S&S CYCLE Intake Valve - 1.940" - Twin Cam 90-2025

    S&S CYCLE Intake Valve - 1.940" - Twin Cam 90-2025

    S&S CYCLE

    $50.95
    Made in the U.S.A.
    20082918
    SKU:
    20082918
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    HEAD DIAMETER IMPERIAL:
    1.940'
    PRODUCT NAME:
    VALVE
    MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    APPLICATION:
    INTAKE
    RIDING STYLE:
    STREET
    $50.95
    Qty in Cart: 0
    Quantity:
    Price:
    $50.95
    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

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