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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
    COMETIC Clutch Gasket - Kawasaki EC950032AFM

    COMETIC Clutch Gasket - Kawasaki EC950032AFM

    COMETIC

    MSRP: $22.95
    Now: $22.00
    Was: $22.95
    A quality clutch gasket is critical to maintaining a reliable seal and preventing oil weeping that can compromise engine performance and cleanliness. The COMETIC Clutch Gasket (EC950032AFM) eliminates the need for messy sealants and simplifies service...
    09344042
    SKU:
    09344042
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    UNITS:
    EACH
    MODEL:
    HI-PERFORMANCE
    PRODUCT NAME:
    GASKET
    TYPE:
    CLUTCH COVER
    RIDING STYLE:
    STREET
    MSRP: $22.95
    Now: $22.00
    Was: $22.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $22.95
    Now: $22.00
    Was: $22.95
    Subtotal:
  • On Sale
    COMETIC Valve Cover Gasket - Honda VC122060AFM

    COMETIC Valve Cover Gasket - Honda VC122060AFM

    COMETIC

    MSRP: $24.95
    Now: $23.00
    Was: $24.95
    A failing valve cover gasket leads to oil seepage, potential engine bay contamination, and the risk of oil reaching ignition sources. The COMETIC VC122060AFM restores a factory-fresh seal using engineered materials designed specifically for your Honda...
    09344043
    SKU:
    09344043
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    UNITS:
    EACH
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    MODEL:
    HI-PERFORMANCE
    PRODUCT NAME:
    GASKET
    TYPE:
    VALVE COVER
    RIDING STYLE:
    STREET
    MSRP: $24.95
    Now: $23.00
    Was: $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $24.95
    Now: $23.00
    Was: $24.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - GSXR 750/1000 C8214-018

    COMETIC Head Gasket - GSXR 750/1000 C8214-018

    COMETIC

    MSRP: $123.95
    Now: $117.00
    Was: $123.95
    A head gasket failure can sideline your bike and compromise engine integrity—especially on high-output GSXR models running aggressive boost or elevated compression. The COMETIC C8214-018 delivers OEM-grade sealing with multi-layer construction designed...
    09343579
    SKU:
    09343579
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    BORE SIZE METRIC:
    75.00 MM
    FEATURES:
    WITH NO DOWEL PINS
    PRODUCT NAME:
    GASKET
    THICKNESS IMPERIAL:
    0,018'
    TYPE:
    CYLINDER HEAD
    BORE SIZE:
    75,00 MM
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MATERIAL:
    STEEL
    THICKNESS METRIC:
    0.46 MM
    MSRP: $123.95
    Now: $117.00
    Was: $123.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $123.95
    Now: $117.00
    Was: $123.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - GSXR 1300 C8218

    COMETIC Head Gasket - GSXR 1300 C8218

    COMETIC

    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    A head gasket failure on your GSXR 1300 means catastrophic engine damage and downtime you can't afford. The COMETIC C8218 is engineered to handle extreme combustion pressures and temperature swings without compromise, giving you the reliability needed...
    09343580
    SKU:
    09343580
    Availability:
    Ships Same Business Day
    Weight:
    0.41 LBS
    PRODUCT NAME:
    GASKET
    THICKNESS METRIC:
    0.76 MM
    TYPE:
    CYLINDER HEAD
    THICKNESS IMPERIAL:
    0,030'
    BORE SIZE:
    81,00 MM
    MATERIAL:
    STEEL
    BORE SIZE METRIC:
    81.00 MM
    FEATURES:
    WITH 13 MM STUDS
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    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 Head Gasket - GSXR 1300 C8656

    COMETIC Head Gasket - GSXR 1300 C8656

    COMETIC

    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    A head gasket is your engine's first line of defense against combustion pressure and fluid leakage. The COMETIC C8656 is engineered for the GSXR 1300 with multi-layer construction and premium sealing surfaces, ensuring reliable performance whether you're...
    09343790
    SKU:
    09343790
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    DISPLACEMENT:
    1299 CC
    FEATURES:
    WITH NO DOWEL PINS
    MATERIAL:
    STEEL
    TYPE:
    CYLINDER HEAD
    BORE SIZE METRIC:
    81.00 MM
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    BORE SIZE:
    81,00 MM
    THICKNESS IMPERIAL:
    0,030'
    THICKNESS METRIC:
    0.76 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 Head Gasket - GSXR 1300 C8658

    COMETIC Head Gasket - GSXR 1300 C8658

    COMETIC

    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    A head gasket failure can compromise your GSXR 1300's compression integrity and lead to costly engine damage. The COMETIC C8658 is engineered to seal reliably across extreme combustion pressures and temperature fluctuations without degradation. Choose...
    09343793
    SKU:
    09343793
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    BORE SIZE METRIC:
    84.00 MM
    DISPLACEMENT:
    1396 CC
    BORE SIZE:
    84,00 MM
    FEATURES:
    WITH NO DOWEL PINS
    MATERIAL:
    STEEL
    TYPE:
    CYLINDER HEAD
    THICKNESS IMPERIAL:
    0,030'
    THICKNESS METRIC:
    0.76 MM
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    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 Clutch Gasket - Yamaha EC1151032AFM

    COMETIC Clutch Gasket - Yamaha EC1151032AFM

    COMETIC

    MSRP: $21.95
    Now: $21.00
    Was: $21.95
    A reliable clutch gasket is essential for maintaining a solid seal on your engine case and preventing oil weepage that can compromise performance and create a mess in your engine bay. The COMETIC Clutch Gasket uses an AFM composite material—a chemically...
    09343994
    SKU:
    09343994
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MODEL:
    HI-PERFORMANCE
    TYPE:
    CLUTCH COVER
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MSRP: $21.95
    Now: $21.00
    Was: $21.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $21.95
    Now: $21.00
    Was: $21.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-307

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-307

    RICK'S MOTORSPORT ELECTRIC

    $17.95
    A worn or damaged stator cover gasket compromises your engine's seal integrity, leading to oil seepage, contamination of electrical components, and potential mid-race failure. RICK'S MOTORSPORT ELECTRIC's OEM-equivalent gasket restores a reliable barrier...
    09342603
    SKU:
    09342603
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TYPE:
    STATOR COVER
    PRODUCT NAME:
    GASKET
    $17.95
    Qty in Cart: 0
    Quantity:
    Price:
    $17.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-308

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-308

    RICK'S MOTORSPORT ELECTRIC

    $12.95
    Replacements for OEM stator cover gaskets
    09342604
    SKU:
    09342604
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    TYPE:
    STATOR COVER
    $12.95
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
  • RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-310

    RICK'S MOTORSPORT ELECTRIC Stator Gasket - Suzuki 25-310

    RICK'S MOTORSPORT ELECTRIC

    $12.95
    Replacements for OEM stator cover gaskets
    09342606
    SKU:
    09342606
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    STATOR COVER
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    $12.95
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
  • On Sale
    COMETIC Head Gasket - ZX10R - 76 mm C8680-018

    COMETIC Head Gasket - ZX10R - 76 mm C8680-018

    COMETIC

    MSRP: $115.95
    Now: $109.00
    Was: $115.95
    A head gasket failure can sideline your ZX10R at the worst possible moment—whether you're pushing peak horsepower on the track or cruising on the street. The COMETIC C8680-018 is engineered to handle the extreme combustion pressures and thermal cycling...
    09340504
    SKU:
    09340504
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    BORE SIZE:
    76,00 MM
    THICKNESS IMPERIAL:
    0,018'
    TYPE:
    CYLINDER HEAD
    FEATURES:
    WITH NO DOWEL PINS
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    BORE SIZE METRIC:
    76.00 MM
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    998 CC
    MATERIAL:
    STEEL
    THICKNESS METRIC:
    0.46 MM
    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 - 73 mm - GSXR 750/1000 C8663-018

    COMETIC Head Gasket - 73 mm - GSXR 750/1000 C8663-018

    COMETIC

    MSRP: $115.95
    Now: $109.00
    Was: $115.95
    A head gasket failure can sideline your GSXR in seconds, compromising compression and letting coolant into your oil. The COMETIC C8663-018 is engineered to handle extreme cylinder pressures and thermal cycling without sacrificing reliability. Built with...
    09340507
    SKU:
    09340507
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    BORE SIZE:
    73,00 MM
    FEATURES:
    WITH NO DOWEL PINS
    PRODUCT NAME:
    GASKET
    THICKNESS IMPERIAL:
    0,018'
    MATERIAL:
    STEEL
    THICKNESS METRIC:
    0.46 MM
    UNITS:
    EACH
    BORE SIZE METRIC:
    73.00 MM
    RIDING STYLE:
    STREET
    TYPE:
    CYLINDER HEAD
    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 - 81 mm - GSX1300R C8656-018

    COMETIC Head Gasket - 81 mm - GSX1300R C8656-018

    COMETIC

    MSRP: $115.95
    Now: $109.00
    Was: $115.95
    A proper head gasket seal is critical to maintaining combustion pressure, preventing coolant leaks, and ensuring your GSX1300R delivers consistent power delivery. The COMETIC C8656-018 is engineered with a multi-layer design that handles both high boost...
    09340508
    SKU:
    09340508
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    BORE SIZE METRIC:
    81.00 MM
    DISPLACEMENT:
    1299 CC
    FEATURES:
    WITH NO DOWEL PINS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    TYPE:
    CYLINDER HEAD
    BORE SIZE:
    81,00 MM
    MATERIAL:
    STEEL
    THICKNESS METRIC:
    0.46 MM
    UNITS:
    EACH
    THICKNESS IMPERIAL:
    0,018'
    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 - GSXR 750/1000 C8663

    COMETIC Head Gasket - GSXR 750/1000 C8663

    COMETIC

    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    A compromised head gasket is the fastest way to lose compression, leak coolant, and watch your GSXR's performance tank. The COMETIC C8663 is engineered to seal reliably across the extreme thermal cycles and combustion pressures your sportbike generates,...
    09343798
    SKU:
    09343798
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MATERIAL:
    STEEL
    THICKNESS IMPERIAL:
    0,030'
    UNITS:
    EACH
    BORE SIZE:
    73,00 MM
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    BORE SIZE METRIC:
    73.00 MM
    THICKNESS METRIC:
    0.76 MM
    TYPE:
    CYLINDER HEAD
    FEATURES:
    WITH NO DOWEL PINS
    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 Gasket Kit - Kawasaki C8682

    COMETIC Gasket Kit - Kawasaki C8682

    COMETIC

    MSRP: $49.95
    Now: $47.00
    Was: $49.95
    A complete gasket kit is essential for any engine rebuild or top-end overhaul—sealing failures lead to oil leaks, compression loss, and catastrophic engine damage. The COMETIC C8682 delivers OEM-equivalent sealing performance with superior material...
    09343810
    SKU:
    09343810
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    UNITS:
    KIT
    MODEL:
    HI-PERFORMANCE
    TYPE:
    ENGINE CASE REBUILD
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    STREET
    MSRP: $49.95
    Now: $47.00
    Was: $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $49.95
    Now: $47.00
    Was: $49.95
    Subtotal:
  • On Sale
    COMETIC Gasket Kit - Suzuki C8742

    COMETIC Gasket Kit - Suzuki C8742

    COMETIC

    MSRP: $54.95
    Now: $52.00
    Was: $54.95
    A proper gasket seal is critical for maintaining compression, preventing oil leaks, and ensuring your engine runs reliably under boost or sustained RPM. The COMETIC Gasket Kit C8742 provides OEM-equivalent sealing with the precision quality that...
    09343883
    SKU:
    09343883
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    ENGINE CASE REBUILD
    BORE SIZE:
    70,00 MM
    BORE SIZE METRIC:
    70.00 MM
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    MODEL:
    HI-PERFORMANCE
    MSRP: $54.95
    Now: $52.00
    Was: $54.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $54.95
    Now: $52.00
    Was: $54.95
    Subtotal:
  • On Sale
    COMETIC Exhaust Gasket - Suzuki C8745

    COMETIC Exhaust Gasket - Suzuki C8745

    COMETIC

    MSRP: $34.95
    Now: $33.00
    Was: $34.95
    A failing exhaust gasket will compromise your engine's performance and create costly vacuum leaks—COMETIC's C8745 is engineered to eliminate this problem with precision sealing under extreme temperatures. Built with a steel-tanged outer layer and...
    09343884
    SKU:
    09343884
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    RIDING STYLE:
    STREET
    MODEL:
    HI-PERFORMANCE
    TYPE:
    EXHAUST
    UNITS:
    SET
    PRODUCT NAME:
    GASKET
    MSRP: $34.95
    Now: $33.00
    Was: $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $34.95
    Now: $33.00
    Was: $34.95
    Subtotal:
  • On Sale
    COMETIC Base Gasket - Suzuki C8747

    COMETIC Base Gasket - Suzuki C8747

    COMETIC

    MSRP: $36.95
    Now: $35.00
    Was: $36.95
    A properly sealed combustion chamber is non-negotiable for consistent power output and engine longevity. The COMETIC Base Gasket C8747 uses multi-layer steel construction with load control embossments to distribute clamping force evenly across the...
    09343886
    SKU:
    09343886
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MODEL:
    HI-PERFORMANCE
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    THICKNESS IMPERIAL:
    0,010'
    TYPE:
    CYLINDER BASE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    THICKNESS METRIC:
    0.25 MM
    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:
  • On Sale
    COMETIC Head Gasket - GSXR 1000 C8772-018

    COMETIC Head Gasket - GSXR 1000 C8772-018

    COMETIC

    MSRP: $103.95
    Now: $98.00
    Was: $103.95
    A failing head gasket compromises cylinder sealing, leading to coolant leaks, compression loss, and catastrophic engine damage. The COMETIC C8772-018 delivers reliable sealing across extreme temperatures and boost conditions, ensuring your GSXR 1000...
    09343902
    SKU:
    09343902
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    BORE SIZE:
    74,50 MM
    BORE SIZE METRIC:
    74.00 MM
    THICKNESS METRIC:
    0.46 MM
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    THICKNESS IMPERIAL:
    0,018'
    TYPE:
    CYLINDER HEAD
    UNITS:
    EACH
    FEATURES:
    WITH NO DOWEL PINS
    MATERIAL:
    STEEL
    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 Head Gasket - Ducati 1098 C8807

    COMETIC Head Gasket - Ducati 1098 C8807

    COMETIC

    MSRP: $102.95
    Now: $97.00
    Was: $102.95
    A head gasket failure on your Ducati 1098 means catastrophic engine damage and expensive downtime. The COMETIC C8807 is engineered to seal reliably across extreme combustion pressures and thermal cycles, using a proven multi-layer design that...
    09343913
    SKU:
    09343913
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    THICKNESS METRIC:
    0.69 MM
    BORE SIZE METRIC:
    64.70 MM
    BORE SIZE:
    64,70 MM
    TYPE:
    CYLINDER HEAD
    UNITS:
    EACH
    FEATURES:
    WITH NO DOWEL PINS
    MATERIAL:
    STEEL
    THICKNESS IMPERIAL:
    0,027'
    MSRP: $102.95
    Now: $97.00
    Was: $102.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $102.95
    Now: $97.00
    Was: $102.95
    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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