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COMETIC

COMETIC

COMETIC

Cometic Gaskets, Head Gaskets, and Seal Kits at JJ Motorsports

Cometic Gasket, founded in 1989 by Bob Gorman in the USA, is a leading manufacturer in the powersports and automotive industries, specializing in high-performance gaskets and sealing solutions. Starting from a small facility dedicated to powersports, Cometic has grown to provide innovative products that withstand extreme pressures and temperatures, catering to engine builders, racers, and enthusiasts worldwide.

At JJ Motorsports, we offer a wide range of Cometic products designed for reliable engine maintenance and upgrades. Harley-Davidson riders can enhance their setups with the durable Derby Seal Cover C10306F5 or the precise Head Gasket 3.937" x 0.036" for M8 models. For exhaust systems, the Muffler Gasket for M8/FXST/XL ensures a tight seal. We also carry options for other brands, such as the Top End Gasket Kit 68 mm for Honda and the comprehensive Top End Gasket Kit for Yamaha. Whether you're rebuilding an engine or preventing leaks, Cometic delivers compatible solutions for various vehicles. Explore our inventory to find the perfect fit for your needs.

Key features of Cometic products include Multi-Layer Steel (MLS) technology for superior durability, custom bore sizes and thicknesses for precise applications, high-temperature resistance to handle demanding conditions, and advanced materials that maintain compression and prevent failures. Shop now and secure your ride with Cometic's trusted quality!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    COMETIC Oil Pump Inner Small O-Ring C9449

    COMETIC Oil Pump Inner Small O-Ring C9449

    COMETIC

    Now: $7.00
    Was: $7.40
    A failing oil pump seal compromises lubrication pressure across your entire engine, risking catastrophic bearing wear and sudden failure. The COMETIC Oil Pump Inner Small O-Ring (C9449) is engineered...
    09350159
    SKU:
    09350159
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    VITON
    PRODUCT NAME:
    O-RING
    APPLICATION:
    OIL PUMP
    RIDING STYLE:
    STREET
    UNITS:
    10 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $7.00
    Was: $7.40
    Subtotal:
  • On Sale
    COMETIC Derby Cover O-Ring - Big Twin C9662

    COMETIC Derby Cover O-Ring - Big Twin C9662

    COMETIC

    Now: $14.00
    Was: $15.40
    The COMETIC Derby Cover O-Ring is engineered to prevent oil leakage and maintain proper crankcase sealing on your Big Twin—critical for consistent engine performance and longevity. Built from premium...
    09350160
    SKU:
    09350160
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    DERBY COVER
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    O-RING
    UNITS:
    5 PACK
    MATERIAL:
    NITRILE RUBBER
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $14.00
    Was: $15.40
    Subtotal:
  • On Sale
    COMETIC Cam Support O-Ring C9631

    COMETIC Cam Support O-Ring C9631

    COMETIC

    Now: $3.00
    Was: $3.20
    Cam support o-rings are critical sealing components that prevent oil leakage and maintain pressure integrity in your engine's cam cover assembly. A compromised o-ring leads to oil weeping, potential...
    09350165
    SKU:
    09350165
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    CAM SUPPORT
    UNITS:
    10 PACK
    MATERIAL:
    VITON
    PRODUCT NAME:
    O-RING
    RIDING STYLE:
    STREET
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3.00
    Was: $3.20
    Subtotal:
  • On Sale
    COMETIC EFI Map Senser Seal - Twin Cam C9630

    COMETIC EFI Map Senser Seal - Twin Cam C9630

    COMETIC

    Now: $12.00
    Was: $12.70
    Engine gasket seals demand absolute reliability—even minor fuel leakage or pressure loss compromises performance and risks engine damage. The Cometic EFI Map Sensor Seal (C9630) is engineered...
    09350166
    SKU:
    09350166
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    CAM MANIFOLD
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    STREET
    UNITS:
    10 PACK
    MATERIAL:
    SILICONE
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $12.00
    Was: $12.70
    Subtotal:
  • On Sale
    COMETIC Umbrella Seal C9481

    COMETIC Umbrella Seal C9481

    COMETIC

    Now: $8.00
    Was: $8.40
    Umbrella seals are critical for preventing oil seepage and maintaining pressure integrity in high-performance engines, especially under sustained boost and elevated operating temperatures. The...
    09350167
    SKU:
    09350167
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    SEAL
    UNITS:
    10 PACK
    RIDING STYLE:
    STREET
    MATERIAL:
    VITON
    APPLICATION:
    UMBRELLA VALVE
    Now: $8.00
    Was: $8.40
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $8.00
    Was: $8.40
    Subtotal:
  • On Sale
    COMETIC O-Ring C9459

    COMETIC O-Ring C9459

    COMETIC

    Now: $3.00
    Was: $3.20
    Cometic O-Ring seals are engineered to withstand extreme pressures and temperature fluctuations in high-performance applications where standard gaskets fail. Whether you're building a forced...
    09350170
    SKU:
    09350170
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    APPLICATION:
    DIPSTICK COVER
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    O-RING
    UNITS:
    25 PACK
    APPLICATION:
    PUSHROD COVER
    MATERIAL:
    NITRILE RUBBER
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3.00
    Was: $3.20
    Subtotal:
  • On Sale
    COMETIC Intake Manifold Seal Kit - Evolution C9131

    COMETIC Intake Manifold Seal Kit - Evolution C9131

    COMETIC

    MSRP: $14.95
    Now: $14.00
    Was: $14.95
    Intake manifold seal degradation creates vacuum leaks that compromise fuel mixture precision and reduce engine efficiency—problems that compound over time. The COMETIC Evolution C9131 kit delivers...
    09350172
    SKU:
    09350172
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE MANIFOLD TO CARBURETOR
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    PRODUCT NAME:
    SEAL
    MSRP: $14.95
    Now: $14.00
    Was: $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $14.95
    Now: $14.00
    Was: $14.95
    Subtotal:
  • On Sale
    COMETIC Carb/Manifold Sealing Ring C9088

    COMETIC Carb/Manifold Sealing Ring C9088

    COMETIC

    MSRP: $10.95
    Now: $10.00
    Was: $10.95
    Carburetor and manifold sealing rings are critical interfaces in your fuel system—a leak or deterioration here compromises air-fuel ratios and can cause fuel seepage into your engine bay. The COMETIC...
    09350173
    SKU:
    09350173
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    FIBER
    APPLICATION:
    INTAKE MANIFOLD TO CARBURETOR
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SEAL
    THICKNESS IMPERIAL:
    0.031'
    UNITS:
    EACH
    MSRP: $10.95
    Now: $10.00
    Was: $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $10.95
    Now: $10.00
    Was: $10.95
    Subtotal:
  • On Sale
    COMETIC Derby Cover Bolt Washer C9363

    COMETIC Derby Cover Bolt Washer C9363

    COMETIC

    MSRP: $5.20
    Now: $5.00
    Was: $5.20
    Derby cover bolt washers are a small but critical component that prevents fasteners from loosening due to vibration and thermal cycling—a common failure point in high-performance engines. The COMETIC...
    09350177
    SKU:
    09350177
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    PRODUCT NAME:
    WASHER
    UNITS:
    5 PACK
    RIDING STYLE:
    STREET
    APPLICATION:
    DERBY COVER
    MSRP: $5.20
    Now: $5.00
    Was: $5.20
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $5.20
    Now: $5.00
    Was: $5.20
    Subtotal:
  • On Sale
    COMETIC Starter Housing O-Ring Pack C9433

    COMETIC Starter Housing O-Ring Pack C9433

    COMETIC

    Now: $5.00
    Was: $5.30
    A leaking starter housing can compromise engine reliability and create costly downtime in the garage or on the track. COMETIC's O-ring pack delivers OEM-spec sealing with the durability to handle...
    09350179
    SKU:
    09350179
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    PRODUCT NAME:
    O-RING
    UNITS:
    25 PACK
    RIDING STYLE:
    STREET
    APPLICATION:
    STARTER HOUSING
    MATERIAL:
    NITRILE RUBBER
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $5.00
    Was: $5.30
    Subtotal:
  • On Sale
    COMETIC Starter Shaft Seal C9379

    COMETIC Starter Shaft Seal C9379

    COMETIC

    Now: $14.00
    Was: $14.80
    A leaking starter shaft seal compromises engine oil integrity and increases the risk of costly internal damage. The COMETIC C9379 Starter Shaft Seal delivers OEM-quality sealing performance with...
    09350181
    SKU:
    09350181
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    PRODUCT NAME:
    SEAL
    APPLICATION:
    STARTER SHAFT
    UNITS:
    5 PACK
    MATERIAL:
    VITON
    RIDING STYLE:
    STREET
    Now: $14.00
    Was: $14.80
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $14.00
    Was: $14.80
    Subtotal:
  • On Sale
    COMETIC Starter Shaft Seal C9509

    COMETIC Starter Shaft Seal C9509

    COMETIC

    Now: $16.00
    Was: $16.90
    A failing starter shaft seal compromises engine reliability and creates potential oil leakage at a critical junction. The COMETIC C9509 delivers precision sealing that prevents costly internal damage...
    09350182
    SKU:
    09350182
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    APPLICATION:
    STARTER SHAFT
    UNITS:
    5 PACK
    PRODUCT NAME:
    SEAL
    MATERIAL:
    DUAL LIP VITON
    RIDING STYLE:
    STREET
    Now: $16.00
    Was: $16.90
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $16.00
    Was: $16.90
    Subtotal:
  • On Sale
    COMETIC Drain Plug Washer C9498

    COMETIC Drain Plug Washer C9498

    COMETIC

    Now: $6.00
    Was: $6.70
    A worn or degraded drain plug washer is an often-overlooked source of slow oil leaks that compound maintenance headaches over time. The COMETIC C9498 eliminates this vulnerability with a premium,...
    09350185
    SKU:
    09350185
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    NYLON
    RIDING STYLE:
    STREET
    THICKNESS:
    0,063'
    THICKNESS IMPERIAL:
    0.063'
    UNITS:
    10 PACK
    APPLICATION:
    DRAIN PLUG
    PRODUCT NAME:
    WASHER
    Now: $6.00
    Was: $6.70
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $6.00
    Was: $6.70
    Subtotal:
  • On Sale
    COMETIC Counter Shaft O-Ring C9529

    COMETIC Counter Shaft O-Ring C9529

    COMETIC

    Now: $6.00
    Was: $6.40
    Counter shaft seals are critical to maintaining proper engine pressurization and preventing fuel leakage in high-performance applications. The COMETIC C9529 O-Ring is engineered from premium,...
    09350187
    SKU:
    09350187
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    PRODUCT NAME:
    O-RING
    RIDING STYLE:
    STREET
    UNITS:
    10 PACK
    APPLICATION:
    COUNTERSHAFT
    MATERIAL:
    BUNA RUBBER
    Now: $6.00
    Was: $6.40
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $6.00
    Was: $6.40
    Subtotal:
  • On Sale
    COMETIC Right Mainshaft O-Ring C9495

    COMETIC Right Mainshaft O-Ring C9495

    COMETIC

    Now: $5.00
    Was: $5.30
    A compromised mainshaft seal is a fast track to fluid leakage and catastrophic drivetrain failure. The COMETIC Right Mainshaft O-Ring (C9495) replaces worn or damaged seals with a...
    09350188
    SKU:
    09350188
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    UNITS:
    25 PACK
    APPLICATION:
    MAIN DRIVE GEAR
    RIDING STYLE:
    STREET
    MATERIAL:
    VITON
    PRODUCT NAME:
    O-RING
    APPLICATION:
    TRANSMISSION
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $5.00
    Was: $5.30
    Subtotal:
  • On Sale
    COMETIC Mainshaft Quad Seal C9361

    COMETIC Mainshaft Quad Seal C9361

    COMETIC

    Now: $10.00
    Was: $10.60
    Mainshaft seals are critical to preventing internal transmission fluid leakage and maintaining hydraulic pressure—especially under high-performance driving conditions where vibration and heat...
    09350189
    SKU:
    09350189
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    MAIN DRIVE GEAR
    MATERIAL:
    VITON
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SEAL
    UNITS:
    10 PACK
    APPLICATION:
    TRANSMISSION
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $10.00
    Was: $10.60
    Subtotal:
  • On Sale
    COMETIC Filler Plug O-Ring C9263

    COMETIC Filler Plug O-Ring C9263

    COMETIC

    MSRP: $4.15
    Now: $4.00
    Was: $4.20
    A leaking filler plug can compromise your entire cooling system's integrity and lead to catastrophic engine damage. The COMETIC Filler Plug O-Ring C9263 delivers a reliable, OEM-quality seal that...
    09350191
    SKU:
    09350191
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    STREET
    UNITS:
    10 PACK
    MATERIAL:
    VITON
    PRODUCT NAME:
    O-RING
    APPLICATION:
    FILLER PLUG
    MSRP: $4.15
    Now: $4.00
    Was: $4.20
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $4.15
    Now: $4.00
    Was: $4.20
    Subtotal:
  • On Sale
    COMETIC Clutch Cable O-Ring C9447

    COMETIC Clutch Cable O-Ring C9447

    COMETIC

    Now: $3.00
    Was: $3.20
    A worn or degraded clutch cable O-ring compromises shift precision and can lead to cable binding or premature failure—especially under sustained track conditions. The COMETIC C9447 replaces that...
    09350192
    SKU:
    09350192
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    VITON
    APPLICATION:
    CLUTCH CABLE
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    O-RING
    UNITS:
    25 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $3.00
    Was: $3.20
    Subtotal:
  • On Sale
    COMETIC Head Gasket - .03" - Evo - 3.5" C9688

    COMETIC Head Gasket - .03" - Evo - 3.5" C9688

    COMETIC

    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    A failed head gasket can mean catastrophic engine damage and costly downtime—especially on a high-compression Evo platform. The COMETIC C9688 uses multi-layer steel construction with load control...
    DS172086
    SKU:
    DS172086
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MATERIAL:
    LAYERED STEEL
    THICKNESS IMPERIAL:
    0,030'
    BORE SIZE:
    3,500'
    BORE SIZE IMPERIAL:
    3.500'
    PRODUCT NAME:
    GASKET
    THICKNESS METRIC:
    0.76 MM
    TYPE:
    CYLINDER HEAD
    UNITS:
    PAIR
    RIDING STYLE:
    STREET
    THICKNESS:
    0,76 MM (0,030')
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Subtotal:
  • On Sale
    COMETIC Head Gasket - .03"- Evo - 3.625" C9690

    COMETIC Head Gasket - .03"- Evo - 3.625" C9690

    COMETIC

    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    A head gasket is your engine's critical seal—any compromise in material or design directly impacts compression, power output, and longevity. The COMETIC C9690 uses multi-layer steel construction with...
    DS172088
    SKU:
    DS172088
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    BORE SIZE IMPERIAL:
    3.670'
    MATERIAL:
    LAYERED STEEL
    THICKNESS:
    0,76 MM (0,030')
    THICKNESS IMPERIAL:
    0,030'
    THICKNESS METRIC:
    0.76 MM
    PRODUCT NAME:
    GASKET
    TYPE:
    CYLINDER HEAD
    RIDING STYLE:
    STREET
    UNITS:
    PAIR
    BORE SIZE:
    3,670'
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Subtotal:
  • On Sale
    COMETIC Head Gasket - .030" - 95" - Twin Cam C9721

    COMETIC Head Gasket - .030" - 95" - Twin Cam C9721

    COMETIC

    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    A properly sealed combustion chamber is non-negotiable for engine reliability and power output—especially in high-performance Twin Cam applications where heat cycling and boost pressure demand...
    DS172104
    SKU:
    DS172104
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    BORE SIZE:
    3,875'
    PRODUCT NAME:
    GASKET
    MATERIAL:
    LAYERED STEEL
    THICKNESS:
    0,76 MM (0,030')
    THICKNESS IMPERIAL:
    0,030'
    BORE SIZE IMPERIAL:
    3.875'
    TYPE:
    CYLINDER HEAD
    RIDING STYLE:
    STREET
    THICKNESS METRIC:
    0.76 MM
    UNITS:
    PAIR
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Subtotal:
  • On Sale
    COMETIC Head Gasket - .030" - 88" - Twin Cam C9790

    COMETIC Head Gasket - .030" - 88" - Twin Cam C9790

    COMETIC

    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    A quality head gasket is fundamental to engine reliability and performance—it's the barrier between combustion pressure and coolant passages, so compromise here means potential catastrophic failure...
    DS172106
    SKU:
    DS172106
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    GASKET
    TYPE:
    CYLINDER HEAD
    UNITS:
    PAIR
    BORE SIZE IMPERIAL:
    3.750'
    MATERIAL:
    LAYERED STEEL
    THICKNESS IMPERIAL:
    0,030'
    THICKNESS METRIC:
    0.76 MM
    BORE SIZE:
    3,750'
    THICKNESS:
    0,76 MM (0,030')
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $61.90
    Now: $58.00
    Was: $61.90
    Subtotal:
  • On Sale
    COMETIC Primary Gasket C9307F5

    COMETIC Primary Gasket C9307F5

    COMETIC

    Now: $113.00
    Was: $120.50
    A primary gasket failure can compromise your entire engine seal system, leading to oil weeping, air leaks, and potential catastrophic damage during high-RPM operation. The COMETIC C9307F5 delivers...
    20111487
    SKU:
    20111487
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MOUNTING POSITION:
    OUTER
    THICKNESS IMPERIAL:
    0.060'
    TYPE:
    PRIMARY COVER
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    PRODUCT NAME:
    GASKET
    UNITS:
    5 PACK
    THICKNESS:
    1,52 MM (0,060')
    RIDING STYLE:
    STREET
    THICKNESS METRIC:
    1.52 MM
    Now: $113.00
    Was: $120.50
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $113.00
    Was: $120.50
    Subtotal:
  • On Sale
    COMETIC Tappet Screw O-Ring C9448

    COMETIC Tappet Screw O-Ring C9448

    COMETIC

    MSRP: $4.15
    Now: $4.00
    Was: $4.20
    Valve cover gasket leaks are a common culprit behind oil seepage and engine bay mess. The COMETIC Tappet Screw O-Ring (C9448) provides a precision seal at the critical junction where fasteners pass...
    09350225
    SKU:
    09350225
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    VITON
    PRODUCT NAME:
    O-RING
    APPLICATION:
    TAPPET GUIDE
    RIDING STYLE:
    STREET
    UNITS:
    10 PACK
    MSRP: $4.15
    Now: $4.00
    Was: $4.20
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $4.15
    Now: $4.00
    Was: $4.20
    Subtotal:
  • On Sale
    COMETIC Upper Tappet Block O-Ring C9443

    COMETIC Upper Tappet Block O-Ring C9443

    COMETIC

    Now: $8.00
    Was: $8.40
    The upper tappet block o-ring is a critical seal in your engine's valve train system—when it fails, oil leakage and compromised cylinder head pressure follow immediately. Cometic's C9443 is...
    09350226
    SKU:
    09350226
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    VITON
    APPLICATION:
    UPPER TAPPET BLOCK
    UNITS:
    10 PACK
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    O-RING
    Now: $8.00
    Was: $8.40
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $8.00
    Was: $8.40
    Subtotal:
  • On Sale
    COMETIC Lower Pushrod O-Ring C9295

    COMETIC Lower Pushrod O-Ring C9295

    COMETIC

    Now: $13.00
    Was: $14.10
    Pushrod sealing integrity is critical to maintaining proper oil pressure and preventing catastrophic engine leakage. The COMETIC Lower Pushrod O-Ring C9295 delivers the precision engineering and...
    09350228
    SKU:
    09350228
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MATERIAL:
    NITRILE RUBBER
    UNITS:
    10 PACK
    APPLICATION:
    PUSHROD COVER
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    O-RING
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $13.00
    Was: $14.10
    Subtotal:
  • COMETIC Tappet Pin Cover O-Ring C9296

    COMETIC Tappet Pin Cover O-Ring C9296

    COMETIC

    $4.00
    A failing tappet pin cover O-ring will compromise your engine's seal integrity and lead to oil leakage that degrades performance and creates messy maintenance headaches. The COMETIC C9296 delivers...
    09350229
    SKU:
    09350229
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    RIDING STYLE:
    STREET
    APPLICATION:
    TAPPET COVER
    MATERIAL:
    NITRILE
    UNITS:
    10 PACK
    PRODUCT NAME:
    O-RING
    $4.00
    Qty in Cart: 0
    Quantity:
    Price:
    $4.00
    Subtotal:
  • On Sale
    COMETIC Point Cover Seal C9355

    COMETIC Point Cover Seal C9355

    COMETIC

    Now: $8.00
    Was: $8.20
    A failing point cover seal leads to oil leaks, contamination of ignition components, and potential engine damage—problems that compound quickly on the track or in the shop. The COMETIC C9355...
    09350230
    SKU:
    09350230
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    UNITS:
    5 PACK
    MATERIAL:
    VITON
    RIDING STYLE:
    STREET
    APPLICATION:
    CAM COVER
    PRODUCT NAME:
    SEAL
    Now: $8.00
    Was: $8.20
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $8.00
    Was: $8.20
    Subtotal:
  • On Sale
    COMETIC Inspection Cover O-Ring C9439

    COMETIC Inspection Cover O-Ring C9439

    COMETIC

    Now: $6.00
    Was: $6.40
    Inspection cover o-rings are critical sealing components that prevent oil leakage and contamination in high-performance engines. The COMETIC C9439 is engineered with fuel-resistant materials that...
    09350232
    SKU:
    09350232
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    O-RING
    APPLICATION:
    CHAIN INSPECTION COVER
    UNITS:
    10 PACK
    MATERIAL:
    NITRILE RUBBER
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $6.00
    Was: $6.40
    Subtotal:
  • On Sale
    COMETIC Motor Sprocket Seal C9353

    COMETIC Motor Sprocket Seal C9353

    COMETIC

    Now: $16.00
    Was: $17.20
    A failing sprocket seal allows oil to migrate past your crankshaft, leading to contamination, reduced bearing protection, and potential catastrophic engine failure. The COMETIC Motor Sprocket Seal...
    09350234
    SKU:
    09350234
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MATERIAL:
    VITON
    PRODUCT NAME:
    SEAL
    APPLICATION:
    TRANSMISSION
    RIDING STYLE:
    STREET
    APPLICATION:
    MAIN CRANKSHAFT
    UNITS:
    5 PACK
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $16.00
    Was: $17.20
    Subtotal:
  • On Sale
    COMETIC Starter Gasket - AFM C9312F

    COMETIC Starter Gasket - AFM C9312F

    COMETIC

    Now: $6.00
    Was: $6.10
    A failing starter gasket compromises your engine's seal integrity and can lead to costly oil leaks and starter failure. The COMETIC C9312F is engineered to deliver a reliable, long-lasting seal that...
    09350238
    SKU:
    09350238
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    PRODUCT NAME:
    GASKET
    UNITS:
    10 PACK
    THICKNESS:
    0,032'
    TYPE:
    MOTOR
    TYPE:
    STARTER
    THICKNESS IMPERIAL:
    0.032'
    RIDING STYLE:
    STREET
    Now: $6.00
    Was: $6.10
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $6.00
    Was: $6.10
    Subtotal:
  • On Sale
    COMETIC Aluminum Inner Spacer Gasket C9199F5

    COMETIC Aluminum Inner Spacer Gasket C9199F5

    COMETIC

    Now: $100.00
    Was: $106.00
    A quality inner spacer gasket is critical to maintaining proper cylinder head sealing and preventing coolant or oil leakage in high-performance applications. The COMETIC Aluminum Inner Spacer Gasket...
    09350241
    SKU:
    09350241
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    PRIMARY SPACER
    MATERIAL:
    SILICONE
    MOUNTING POSITION:
    INNER
    UNITS:
    5 PACK
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    Now: $100.00
    Was: $106.00
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $100.00
    Was: $106.00
    Subtotal:
  • On Sale
    COMETIC Cam Gasket Kit - M8 C10178-FP

    COMETIC Cam Gasket Kit - M8 C10178-FP

    COMETIC

    MSRP: $60.85
    Now: $57.00
    Was: $60.85
    A cam change demands precision—using OEM-spec gaskets and seals ensures zero leakage and reliable valve timing. This complete kit eliminates the guesswork of sourcing individual components, saving...
    09346316
    SKU:
    09346316
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    FEATURES:
    WITH ROCKER COVER
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    CAM CHANGE
    UNITS:
    KIT
    MSRP: $60.85
    Now: $57.00
    Was: $60.85
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $60.85
    Now: $57.00
    Was: $60.85
    Subtotal:
  • On Sale
    COMETIC Cylinder Base Gasket Pair C10195

    COMETIC Cylinder Base Gasket Pair C10195

    COMETIC

    MSRP: $33.55
    Now: $32.00
    Was: $33.55
    A quality cylinder base gasket is critical to maintaining reliable compression and preventing coolant leakage in high-stress engine environments. The COMETIC C10195 uses multi-layer steel...
    09345958
    SKU:
    09345958
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    BORE SIZE IMPERIAL:
    4.500'
    THICKNESS IMPERIAL:
    0,014'
    UNITS:
    2 PACK
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MATERIAL:
    VITON
    THICKNESS METRIC:
    0.36 MM
    TYPE:
    CYLINDER BASE
    MSRP: $33.55
    Now: $32.00
    Was: $33.55
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $33.55
    Now: $32.00
    Was: $33.55
    Subtotal:
  • On Sale
    COMETIC Primary Seal Gasket Kit C10196

    COMETIC Primary Seal Gasket Kit C10196

    COMETIC

    MSRP: $87.10
    Now: $82.00
    Was: $87.10
    Primary seal degradation is one of the fastest ways to lose oil containment and compromise engine reliability. The COMETIC C10196 Primary Seal Gasket Kit eliminates guesswork with a complete solution...
    09345959
    SKU:
    09345959
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    TYPE:
    PRIMARY
    TYPE:
    STARTER
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    MSRP: $87.10
    Now: $82.00
    Was: $87.10
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $87.10
    Now: $82.00
    Was: $87.10
    Subtotal:
  • On Sale
    COMETIC Oil Pan Gasket Kit - M8 - FLHT C10197

    COMETIC Oil Pan Gasket Kit - M8 - FLHT C10197

    COMETIC

    MSRP: $102.85
    Now: $97.00
    Was: $102.85
    An oil pan gasket failure can turn a routine ride into a costly repair. The COMETIC Oil Pan Gasket Kit eliminates leaks at the source with precision-engineered sealing surfaces designed specifically...
    09345960
    SKU:
    09345960
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    TYPE:
    OIL PAN
    UNITS:
    KIT
    MSRP: $102.85
    Now: $97.00
    Was: $102.85
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $102.85
    Now: $97.00
    Was: $102.85
    Subtotal:
  • On Sale
    COMETIC Primary Gasket C10198F1

    COMETIC Primary Gasket C10198F1

    COMETIC

    MSRP: $45.10
    Now: $42.00
    Was: $45.10
    A properly sealed primary gasket is non-negotiable for reliable engine operation and consistent performance. Cometic's AFM gaskets deliver the durability and heat resistance required for high-output...
    09345961
    SKU:
    09345961
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    THICKNESS IMPERIAL:
    0.060'
    UNITS:
    EACH
    THICKNESS:
    1,52 MM (0,060')
    THICKNESS METRIC:
    1.52 MM
    TYPE:
    PRIMARY COVER
    MSRP: $45.10
    Now: $42.00
    Was: $45.10
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $45.10
    Now: $42.00
    Was: $45.10
    Subtotal:
  • On Sale
    COMETIC Primary Gasket C10198F5

    COMETIC Primary Gasket C10198F5

    COMETIC

    Now: $113.00
    Was: $120.50
    Primary gasket failures can leave you stranded on the track or roadside—and cheap gaskets won't survive the heat cycles your engine generates. The COMETIC C10198F5 uses aerospace-grade AFM (Aluminum...
    09345962
    SKU:
    09345962
    Availability:
    Ships Same Business Day
    Weight:
    0.61 LBS
    THICKNESS METRIC:
    1.52 MM
    THICKNESS:
    1,52 MM (0,060')
    TYPE:
    PRIMARY COVER
    UNITS:
    5 PACK
    THICKNESS IMPERIAL:
    0.060'
    MATERIAL:
    AFM (ALUMINUM FOAM MATERIAL)
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    Now: $113.00
    Was: $120.50
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $113.00
    Was: $120.50
    Subtotal:
  • On Sale
    COMETIC Top End Gasket Kit - Twin Cooled - .040" C10138

    COMETIC Top End Gasket Kit - Twin Cooled - .040" C10138

    COMETIC

    MSRP: $183.70
    Now: $173.00
    Was: $183.70
    A failed head gasket doesn't just sideline your engine—it compromises every system downstream. The COMETIC Top End Gasket Kit eliminates hot spots that cause premature failure by actively dissipating...
    09344836
    SKU:
    09344836
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MATERIAL:
    RUBBER
    MATERIAL:
    VITON
    UNITS:
    KIT
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    GASKET KIT
    THICKNESS IMPERIAL:
    0,040'
    THICKNESS METRIC:
    1.02 MM
    BORE SIZE:
    4,000'
    DISPLACEMENT:
    110'
    BORE SIZE IMPERIAL:
    4.000'
    RIDING STYLE:
    STREET
    TYPE:
    TOP END
    MSRP: $183.70
    Now: $173.00
    Was: $183.70
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $183.70
    Now: $173.00
    Was: $183.70
    Subtotal:
  • On Sale
    COMETIC Coolant Tube O-Ring Set C10139

    COMETIC Coolant Tube O-Ring Set C10139

    COMETIC

    MSRP: $31.45
    Now: $30.00
    Was: $31.45
    Proper O-ring seals are critical to preventing coolant leaks and maintaining system integrity during cylinder head service. The COMETIC C10139 O-ring set eliminates guesswork by providing all...
    09344838
    SKU:
    09344838
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    O-RING
    UNITS:
    KIT
    APPLICATION:
    COOLANT TUBE
    RIDING STYLE:
    STREET
    MSRP: $31.45
    Now: $30.00
    Was: $31.45
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $31.45
    Now: $30.00
    Was: $31.45
    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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