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Street Bike Gaskets and Kits

Street Bike Gaskets and Kits

Street Bike Engine Gaskets & Kits at JJ Motorsports

Rebuild and seal your street bike's engine with premium gaskets and kits from JJ Motorsports. Our selection includes complete gasket sets, top-end kits, clutch gaskets, and valve stem seals designed for superior sealing, high-temperature resistance, and easy installation during overhauls or maintenance on the road or track. Compatible with Honda, Suzuki, Yamaha, Kawasaki, and more, these components feature advanced materials like rubber-coated spring steel, nitrile synthetic rubber on aluminum cores, and silicone beading to prevent leaks, ensure torque retention, and extend engine life for sportbikes, cruisers, or daily commuters. Ideal for pro riders freshening engines midseason or DIY mechanics tackling full rebuilds, they provide reliable performance without needing sealants or re-torquing.

Shop trusted brands like Vesrah for complete sets, Athena for top-end and full kits, and Cometic for specialized clutch gaskets. Explore related categories such as street bike engine for more components or street bike oils & fluids for maintenance essentials.

Top Street Bike Engine Gaskets & Kits Products

Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    ATHENA Complete Gasket Kit - BMW P400068850750

    ATHENA Complete Gasket Kit - BMW P400068850750

    ATHENA

    MSRP: $144.95
    Now: $130.00
    Was: $144.95
    Superior-quality gasket sets from Athena, Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high springback and superior tensile strength, Revolutionary transparent...
    09342880
    SKU:
    09342880
    Availability:
    Ships Same Business Day
    Weight:
    0.61 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    ENGINE TYPE:
    -
    TYPE:
    COMPLETE
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    STREET
    MSRP: $144.95
    Now: $130.00
    Was: $144.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $144.95
    Now: $130.00
    Was: $144.95
    Subtotal:
  • On Sale
    ATHENA Top End Gasket Kit - Kawasaki P400250600025

    ATHENA Top End Gasket Kit - Kawasaki P400250600025

    ATHENA

    MSRP: $215.95
    Now: $194.00
    Was: $215.95
    Whether you're prepping for race day or executing a midseason engine refresh, the ATHENA Top End Gasket Kit ensures a reliable seal on your Kawasaki P400. This kit gives you the flexibility to run either pump gas with stock compression or maximize...
    09340989
    SKU:
    09340989
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    MATERIAL:
    SPRING STEEL
    RIDING STYLE:
    STREET
    TYPE:
    TOP END
    PRODUCT NAME:
    GASKET KIT
    UNITS:
    KIT
    MSRP: $215.95
    Now: $194.00
    Was: $215.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $215.95
    Now: $194.00
    Was: $215.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - GSXR 750/1000 C8214

    COMETIC Head Gasket - GSXR 750/1000 C8214

    COMETIC

    MSRP: $108.95
    Now: $102.00
    Was: $108.95
    A properly sealed combustion chamber is critical to maintaining peak compression and preventing coolant/oil cross-contamination in high-revving applications. The COMETIC C8214 head gasket delivers consistent sealing performance across repeated heat...
    09343578
    SKU:
    09343578
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    FEATURES:
    WITH NO DOWEL PINS
    THICKNESS METRIC:
    0.76 MM
    TYPE:
    CYLINDER HEAD
    BORE SIZE:
    75,00 MM
    MATERIAL:
    STEEL
    THICKNESS IMPERIAL:
    0,030'
    BORE SIZE METRIC:
    75.00 MM
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MSRP: $108.95
    Now: $102.00
    Was: $108.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $108.95
    Now: $102.00
    Was: $108.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - EX250E/F C8828

    COMETIC Head Gasket - EX250E/F C8828

    COMETIC

    MSRP: $38.95
    Now: $37.00
    Was: $38.95
    A head gasket failure can sideline your bike indefinitely, leaving you stranded with costly engine damage. The COMETIC C8828 is engineered to seal reliably across varying load conditions and surface finishes, giving you the durability you need for...
    09343926
    SKU:
    09343926
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    BORE SIZE:
    62,00 MM
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    THICKNESS IMPERIAL:
    0,012'
    MATERIAL:
    STEEL
    UNITS:
    EACH
    BORE SIZE METRIC:
    62.00 MM
    THICKNESS METRIC:
    0.31 MM
    TYPE:
    CYLINDER HEAD
    FEATURES:
    WITH NO DOWEL PINS
    MSRP: $38.95
    Now: $37.00
    Was: $38.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $38.95
    Now: $37.00
    Was: $38.95
    Subtotal:
  • On Sale
    COMETIC Clutch Gasket - Honda EC033020F

    COMETIC Clutch Gasket - Honda EC033020F

    COMETIC

    MSRP: $9.95
    Now: $9.00
    Was: $9.95
    A failing clutch cover gasket compromises your engine's sealing integrity and invites costly oil weepage that compromises performance and cleanliness. COMETIC's AFM material gasket eliminates the need for sealants and frequent re-torquing, delivering a...
    09343979
    SKU:
    09343979
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    TYPE:
    CLUTCH COVER
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MODEL:
    HI-PERFORMANCE
    MSRP: $9.95
    Now: $9.00
    Was: $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.95
    Now: $9.00
    Was: $9.95
    Subtotal:
  • On Sale
    COMETIC Clutch Gasket - Suzuki EC895032AFM

    COMETIC Clutch Gasket - Suzuki EC895032AFM

    COMETIC

    MSRP: $18.95
    Now: $18.00
    Was: $18.95
    A failing clutch cover gasket leads to oil weeping, loss of pressure, and potential clutch slip—all of which compromise your engine's reliability and performance. COMETIC's AFM gasket eliminates these issues with a chemically blown nitrile compound...
    09344034
    SKU:
    09344034
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MODEL:
    HI-PERFORMANCE
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    TYPE:
    CLUTCH COVER
    RIDING STYLE:
    STREET
    MSRP: $18.95
    Now: $18.00
    Was: $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $18.95
    Now: $18.00
    Was: $18.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-305

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-305

    RICK'S MOTORSPORT ELECTRIC

    $12.95
    A compromised stator cover gasket leads to oil seepage, electrical corrosion, and potential stator failure—exactly what you can't afford mid-season. This OEM-equivalent gasket from Rick's Motorsport Electric seals your Suzuki's stator cover with...
    09342601
    SKU:
    09342601
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    GASKET
    TYPE:
    STATOR COVER
    RIDING STYLE:
    STREET
    $12.95
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-306

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-306

    RICK'S MOTORSPORT ELECTRIC

    $12.95
    A failing stator cover gasket leads to oil seepage, electrical contamination, and potential stator damage—all of which compromise reliability on the track or trail. RICK'S MOTORSPORT ELECTRIC's OEM-equivalent gasket restores a complete seal, protecting...
    09342602
    SKU:
    09342602
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    PRODUCT NAME:
    GASKET
    TYPE:
    STATOR COVER
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Yamaha 25-401

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Yamaha 25-401

    RICK'S MOTORSPORT ELECTRIC

    $24.95
    Replacements for OEM stator cover gaskets
    09342607
    SKU:
    09342607
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    STATOR COVER
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Yamaha 25-402

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Yamaha 25-402

    RICK'S MOTORSPORT ELECTRIC

    $17.95
    Replacements for OEM stator cover gaskets
    09342608
    SKU:
    09342608
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    TYPE:
    STATOR COVER
    $17.95
    Qty in Cart: 0
    Quantity:
    Price:
    $17.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - 68 mm - ZX-6R C8690-018

    COMETIC Head Gasket - 68 mm - ZX-6R C8690-018

    COMETIC

    MSRP: $115.95
    Now: $109.00
    Was: $115.95
    A head gasket failure can sideline your ZX-6R indefinitely, compromising compression and reliability when you need it most. The COMETIC C8690-018 delivers the sealing integrity demanded by high-revving sportbike engines, engineered with a multi-layer...
    09340500
    SKU:
    09340500
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    MATERIAL:
    LAYERED STEEL
    THICKNESS METRIC:
    0.46 MM
    TYPE:
    CYLINDER HEAD
    UNITS:
    EACH
    BORE SIZE:
    68,00 MM
    BORE SIZE METRIC:
    68.00 MM
    FEATURES:
    WITH NO DOWEL PINS
    PRODUCT NAME:
    GASKET
    THICKNESS IMPERIAL:
    0,018'
    RIDING STYLE:
    STREET
    MSRP: $115.95
    Now: $109.00
    Was: $115.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $115.95
    Now: $109.00
    Was: $115.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - CBR600RR C8737

    COMETIC Head Gasket - CBR600RR C8737

    COMETIC

    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    A failed head gasket can sideline your CBR600RR when you need it most—and OEM replacements don't always deliver the durability your engine demands. The COMETIC C8737 is engineered to handle sustained high-RPM loads and harsh sealing environments with a...
    09343879
    SKU:
    09343879
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    BORE SIZE:
    70,00 MM
    FEATURES:
    WITH NO DOWEL PINS
    PRODUCT NAME:
    GASKET
    TYPE:
    CYLINDER HEAD
    BORE SIZE METRIC:
    70.00 MM
    THICKNESS IMPERIAL:
    0,027'
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MATERIAL:
    LAYERED STEEL
    THICKNESS METRIC:
    0.69 MM
    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    Subtotal:
  • On Sale
    COMETIC Street Gasket C8030

    COMETIC Street Gasket C8030

    COMETIC

    MSRP: $67.95
    Now: $64.00
    Was: $67.95
    A quality gasket is the foundation of a reliable seal—and this COMETIC Street Gasket delivers the precision and durability that serious builders demand. Whether you're running stock or modified power levels, the multi-layer construction with stainless...
    C8030
    SKU:
    C8030
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    FEATURES:
    WITH NO DOWEL PINS
    BORE SIZE METRIC:
    73.50 MM
    RIDING STYLE:
    STREET
    THICKNESS METRIC:
    1.09 MM
    UNITS:
    EACH
    BORE SIZE:
    73,50 MM
    PRODUCT NAME:
    GASKET
    TYPE:
    CYLINDER HEAD
    DISPLACEMENT:
    997 CC - 1100 CC
    MATERIAL:
    GALVANIZED STEEL
    THICKNESS IMPERIAL:
    0,043'
    MSRP: $67.95
    Now: $64.00
    Was: $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $67.95
    Now: $64.00
    Was: $67.95
    Subtotal:
  • On Sale
    COMETIC Stator Gasket - Honda EC628018AFM

    COMETIC Stator Gasket - Honda EC628018AFM

    COMETIC

    MSRP: $11.95
    Now: $11.00
    Was: $11.95
    Factory stator cover gaskets fail prematurely due to heat cycling and limited sealing surfaces on modern engine cases—leaving you stranded with oil seepage and costly downtime. The COMETIC Stator Gasket eliminates this problem with an aluminum-core AFM...
    09344027
    SKU:
    09344027
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    TYPE:
    STATOR COVER
    MODEL:
    HI-PERFORMANCE
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    MSRP: $11.95
    Now: $11.00
    Was: $11.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11.95
    Now: $11.00
    Was: $11.95
    Subtotal:
  • On Sale
    COMETIC Clutch Gasket - Honda EC625018AFM

    COMETIC Clutch Gasket - Honda EC625018AFM

    COMETIC

    MSRP: $17.95
    Now: $17.00
    Was: $17.95
    A quality clutch gasket is essential to preventing oil seepage and maintaining a reliable seal under thermal stress. The COMETIC EC625018AFM uses an AFM composite material—a chemically blown nitrile synthetic rubber bonded to an aluminum core—that...
    09344025
    SKU:
    09344025
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    STREET
    MODEL:
    HI-PERFORMANCE
    TYPE:
    CLUTCH COVER
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    MSRP: $17.95
    Now: $17.00
    Was: $17.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $17.95
    Now: $17.00
    Was: $17.95
    Subtotal:
  • On Sale
    COMETIC Stator Gasket - Yamaha EC421020F

    COMETIC Stator Gasket - Yamaha EC421020F

    COMETIC

    MSRP: $8.95
    Now: $8.00
    Was: $8.95
    OEM stator cover gaskets fail prematurely due to adhesion to engine cases and poor sealing under heat cycling—leading to costly downtime and potential oil leaks. The COMETIC Stator Gasket uses AFM material (chemically blown nitrile synthetic rubber...
    09344019
    SKU:
    09344019
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    STREET
    THICKNESS IMPERIAL:
    0,020'
    MODEL:
    HI-PERFORMANCE
    PRODUCT NAME:
    GASKET
    TYPE:
    STATOR COVER
    MATERIAL:
    ARAMID FIBER
    THICKNESS:
    0,51 MM (0,020')
    UNITS:
    EACH
    THICKNESS METRIC:
    0.51 MM
    MSRP: $8.95
    Now: $8.00
    Was: $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.95
    Now: $8.00
    Was: $8.95
    Subtotal:
  • On Sale
    COMETIC Stator Gasket - Yamaha EC376018AFM

    COMETIC Stator Gasket - Yamaha EC376018AFM

    COMETIC

    MSRP: $7.95
    Now: $7.00
    Was: $7.95
    OEM stator cover gaskets fail prematurely due to adhesion to engine cases and material degradation—leaving you stuck mid-season with seeping oil and costly downtime. The COMETIC Stator Gasket eliminates these failures with an AFM composite construction...
    09344015
    SKU:
    09344015
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    UNITS:
    EACH
    PRODUCT NAME:
    GASKET
    MODEL:
    HI-PERFORMANCE
    RIDING STYLE:
    STREET
    TYPE:
    STATOR COVER
    MSRP: $7.95
    Now: $7.00
    Was: $7.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $7.95
    Now: $7.00
    Was: $7.95
    Subtotal:
  • On Sale
    COMETIC Clutch Gasket - Suzuki EC091020F

    COMETIC Clutch Gasket - Suzuki EC091020F

    COMETIC

    MSRP: $11.95
    Now: $11.00
    Was: $11.95
    A failing clutch cover gasket compromises engine sealing and leads to costly fluid leaks and repeated service intervals. The COMETIC EC091020F clutch gasket eliminates these problems with a reinforced aluminum-core construction that prevents weeping and...
    09343990
    SKU:
    09343990
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MODEL:
    HI-PERFORMANCE
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    TYPE:
    CLUTCH COVER
    UNITS:
    EACH
    THICKNESS IMPERIAL:
    0,020'
    MSRP: $11.95
    Now: $11.00
    Was: $11.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11.95
    Now: $11.00
    Was: $11.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - GS 1100/1150 C8730-045

    COMETIC Head Gasket - GS 1100/1150 C8730-045

    COMETIC

    MSRP: $108.95
    Now: $102.00
    Was: $108.95
    A head gasket failure on your GS 1100/1150 will leave you stranded and facing expensive engine damage. The Cometic C8730-045 delivers the precise sealing integrity you need to maintain compression and prevent coolant/oil leakage across demanding riding...
    09343871
    SKU:
    09343871
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    BORE SIZE METRIC:
    79.00 MM
    BORE SIZE:
    79,00 MM
    TYPE:
    CYLINDER HEAD
    DISPLACEMENT:
    1290 CC
    MATERIAL:
    STEEL
    THICKNESS IMPERIAL:
    0,045'
    THICKNESS METRIC:
    1.14 MM
    FEATURES:
    WITH 11 MM DOWEL PINS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MSRP: $108.95
    Now: $102.00
    Was: $108.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $108.95
    Now: $102.00
    Was: $108.95
    Subtotal:
  • On Sale
    COMETIC Gasket Kit - Yamaha C8720

    COMETIC Gasket Kit - Yamaha C8720

    COMETIC

    MSRP: $36.95
    Now: $35.00
    Was: $36.95
    A quality gasket kit is essential for maintaining a reliable seal across your engine's critical junctions—without it, you're risking oil leaks, coolant seepage, and compromised combustion efficiency. The COMETIC C8720 delivers a complete solution with...
    09343861
    SKU:
    09343861
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    BORE SIZE METRIC:
    70.00 MM
    THICKNESS IMPERIAL:
    0,018'
    UNITS:
    KIT
    BORE SIZE:
    70,00 MM
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    STREET
    MODEL:
    HI-PERFORMANCE
    THICKNESS:
    0,46 MM (0,018')
    THICKNESS METRIC:
    0.46 MM
    TYPE:
    ENGINE CASE REBUILD
    MSRP: $36.95
    Now: $35.00
    Was: $36.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $36.95
    Now: $35.00
    Was: $36.95
    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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