ATV/UTV Gaskets and Kits
ATV/UTV Gaskets & Kits at JJ Motorsports
Rebuild your ATV/UTV engine leak-free with premium gasket kits from JJ Motorsports, featuring complete motor sets, top-end kits, and oil seals for reliable sealing on Honda TRX400EX, Suzuki FL250, and more. These high-quality kits ensure perfect fit and long-lasting performance in off-road and racing conditions.
Shop Moose Racing, Vesrah, and Cometic gasket kits for race-proven durability. Explore related categories such as ATV/UTV engine for pistons and cylinders, or ATV/UTV for cams and exhaust to complete your engine rebuild and ride with total confidence across all conditions, from high-speed dunes to technical trails.
Top ATV/UTV Gaskets & Kits
- Moose Racing Motor Gasket Kit with Seal TRX400EX 811829 – Complete motor gasket set with seals; fits Honda TRX400EX for full engine rebuilds.
- Vesrah Complete Gasket Kit FL-250 VG-1029 – Full engine gasket kit for Suzuki FL250 Odyssey; OEM-quality for vintage 2-stroke rebuilds.
- Cometic Top End Gasket Set Honda C3475-EST – MLS head and base gaskets; high-performance top-end kit for Honda sport quads.
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
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On Sale
ATHENA Complete Gasket Kit - Polaris P400427870021
ATHENA
MSRP: $200.95Now: $181.00Was: $200.95Superior-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...09343193- SKU:
- 09343193
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- UTV
- TYPE:
- COMPLETE
MSRP: $200.95Now: $181.00Was: $200.95Qty in Cart: 0Quantity:Price:MSRP: $200.95Now: $181.00Was: $200.95Subtotal: -
On Sale
ATHENA Gasket Kit - Big Bore - KXF/KFX P400250160003
ATHENA
MSRP: $113.95Now: $103.00Was: $113.95Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation instructions, All are bolt-on; no machining required09341536- SKU:
- 09341536
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- BORE SIZE:
- 100,00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 100.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
MSRP: $113.95Now: $103.00Was: $113.95Qty in Cart: 0Quantity:Price:MSRP: $113.95Now: $103.00Was: $113.95Subtotal: -
On Sale
ATHENA Gasket Kit - LTR450 - 100 mm P400510160008
ATHENA
MSRP: $90.95Now: $82.00Was: $90.95Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation instructions, All are bolt-on; no machining required09341540- SKU:
- 09341540
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- BORE SIZE:
- 100,00 MM
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE METRIC:
- 100.00 MM
- RIDING STYLE:
- ATV
MSRP: $90.95Now: $82.00Was: $90.95Qty in Cart: 0Quantity:Price:MSRP: $90.95Now: $82.00Was: $90.95Subtotal: -
On Sale
ATHENA Complete Gasket Kit - Honda P400210850305
ATHENA
MSRP: $129.95Now: $117.00Was: $129.95Engine rebuilds demand precision—gaskets that won't fail under sustained heat and pressure. The ATHENA Complete Gasket Kit delivers the material science and engineering needed for a reliable top-end or full-engine rebuild, whether you're running stock or...09344872- SKU:
- 09344872
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- ENGINE TYPE:
- -
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $129.95Now: $117.00Was: $129.95Qty in Cart: 0Quantity:Price:MSRP: $129.95Now: $117.00Was: $129.95Subtotal: -
On Sale
ATHENA Top End Gasket Kit - Honda P400210600199
ATHENA
MSRP: $146.95Now: $132.00Was: $146.95Whether you're prepping for race day or executing a midseason engine refresh, the ATHENA Top End Gasket Kit ensures your Honda engine maintains peak compression integrity and reliability under high-stress conditions. This kit is engineered for pros and...09344873- SKU:
- 09344873
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- MATERIAL:
- SILICONE
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $146.95Now: $132.00Was: $146.95Qty in Cart: 0Quantity:Price:MSRP: $146.95Now: $132.00Was: $146.95Subtotal: -
HOT RODS Water Pump Repair Kit - Yamaha WPK0025
HOT RODS
$105.95A leaking water pump compromises engine cooling efficiency and can lead to catastrophic overheating if left unaddressed. The HOT RODS Water Pump Repair Kit (WPK0025) gives you precision-engineered replacement components—gaskets, bearings, and seals—that...09342936- SKU:
- 09342936
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
- RIDING STYLE:
- ATV
$105.95 -
HOT RODS Water Pump Repair Kit - Yamaha WPK0062
HOT RODS
$78.95A failing water pump can sideline your machine and compromise engine cooling when you can't afford downtime. This HOT RODS repair kit gives you precision OEM-quality components to restore pump function without replacing the entire assembly, saving time...09344047- SKU:
- 09344047
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
$78.95Qty in Cart: 0Quantity:Price:$78.95Subtotal: -
HOT RODS Water Pump Repair Kit - Yamaha WPK0027
HOT RODS
$27.95A failing water pump doesn't just reduce cooling efficiency—it can cause catastrophic engine damage if left unchecked. This HOT RODS repair kit supplies all the critical internal components needed to restore your pump to OEM specifications, eliminating...09342938- SKU:
- 09342938
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
$27.95 -
COMETIC Top End Gasket Kit - 106 mm - Suzuki C3128-EST
COMETIC
$51.95A quality top-end gasket kit is non-negotiable when you're rebuilding your engine—factory gaskets simply can't handle the pressures and temperatures of modern performance applications. The COMETIC C3128-EST uses multi-layered steel construction with...09340880- SKU:
- 09340880
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 106.00 MM
- UNITS:
- KIT
$51.95Qty in Cart: 0Quantity:Price:$51.95Subtotal: -
COMETIC Top End Gasket Set - Suzuki C3208-EST
COMETIC
$68.95A failing top end gasket kit compromises compression, invites coolant leaks, and tanks your power output—especially in high-boost or naturally aspirated builds running peak cylinder pressures. The COMETIC C3208-EST uses multi-layered steel construction...09344107- SKU:
- 09344107
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- UNITS:
- KIT
- BORE SIZE METRIC:
- 96.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
$68.95 -
COMETIC Clutch Gasket - Suzuki EC1119018AFM
COMETIC
$15.95A worn or failing clutch cover gasket leads to oil seepage, reduced engine efficiency, and costly downtime. The COMETIC Clutch Gasket (EC1119018AFM) eliminates these issues with a chemically bonded AFM material that seals reliably without sealants or...09344377- SKU:
- 09344377
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- ATV
- TYPE:
- CLUTCH COVER
- UNITS:
- EACH
- PRODUCT NAME:
- GASKET
- THICKNESS IMPERIAL:
- 0,018'
- MODEL:
- HI-PERFORMANCE
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
COMETIC Top End Gasket Set - Suzuki C7826
COMETIC
$45.95A quality top-end gasket set is fundamental to preventing coolant and oil leaks that compromise engine reliability and performance. The COMETIC C7826 uses multi-layered steel construction with Viton rubber coating to handle the extreme pressures of...C7826- SKU:
- C7826
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 89.00 MM
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$45.95Qty in Cart: 0Quantity:Price:$45.95Subtotal: -
COMETIC Gasket Set - Polaris 400 C7265
COMETIC
$40.95A failed head gasket can sideline your Polaris 400 and cost you race time or trail days. COMETIC's EST gasket kit eliminates the guesswork with a complete top-end seal package engineered for high-output 4-stroke engines, whether naturally aspirated or...C7265- SKU:
- C7265
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 85.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$40.95 -
COMETIC Top End Gasket Set - Honda C7349
COMETIC
$50.95A failing head gasket compromises combustion sealing and power output—especially critical when running high-boost or naturally aspirated builds pushing serious cylinder pressures. The COMETIC C7349 Top End Gasket Set uses multi-layered steel construction...C7023- SKU:
- C7023
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- THICKNESS METRIC:
- 0.31 MM
- BORE SIZE METRIC:
- 68.00 MM
- THICKNESS IMPERIAL:
- 0,012'
- TYPE:
- TOP END
- UNITS:
- KIT
$50.95Qty in Cart: 0Quantity:Price:$50.95Subtotal: -
COMETIC Top End Gasket Set - Honda C7021
COMETIC
$44.95A failed head gasket means downtime and costly engine damage—prevent catastrophic failure with COMETIC's MLS (multi-layered steel) technology, engineered specifically for high-output 4-stroke engines running naturally aspirated or forced induction setups...C7021- SKU:
- C7021
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 72.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- THICKNESS METRIC:
- 0.31 MM
- THICKNESS IMPERIAL:
- 0,012'
- TYPE:
- TOP END
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
HOT RODS Water Pump Repair Kit - Kawasaki WPK0063
HOT RODS
$42.95A failing water pump can quickly escalate from a minor leak to catastrophic engine damage, making timely repair critical for any high-performance application. This comprehensive repair kit supplies all the internal sealing and bearing components you need...09345914- SKU:
- 09345914
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- ATV
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$42.95Qty in Cart: 0Quantity:Price:$42.95Subtotal: -
On Sale
ATHENA Complete Gasket Kit - Suzuki P400510850047
ATHENA
MSRP: $156.95Now: $141.00Was: $156.95A complete top-end and full-engine rebuild demands gaskets that maintain a reliable seal under extreme temperatures and high combustion pressures. The ATHENA Complete Gasket Kit delivers the precision engineering and material quality required for...09341966- SKU:
- 09341966
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- COMPLETE
MSRP: $156.95Now: $141.00Was: $156.95Qty in Cart: 0Quantity:Price:MSRP: $156.95Now: $141.00Was: $156.95Subtotal: -
COMETIC Gasket Set - 86 mm - Honda C7825-EST
COMETIC
$98.95High-output engines demand gasket sealing that matches their output. The COMETIC C7825-EST uses multi-layered steel construction with Viton rubber coating to handle extreme combustion pressures while maintaining an even torque load across the sealing...09340897- SKU:
- 09340897
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- BORE SIZE METRIC:
- 86.00 MM
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
$98.95 -
COMETIC Gasket Set - 102 mm - Yamaha C7798-EST
COMETIC
$108.95Top-end gasket failure costs you performance and money. The COMETIC Gasket Set with EST (Extreme Sealing Technology) eliminates hot spots and bore distortion that rob power from high-output 4-stroke engines—whether naturally aspirated or boosted. With...09340896- SKU:
- 09340896
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE METRIC:
- 102.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
$108.95Qty in Cart: 0Quantity:Price:$108.95Subtotal: -
COMETIC Top End Gasket Set - Kawasaki C3284-EST
COMETIC
$151.95A quality gasket set is foundational to engine reliability and performance—especially when running high compression or forced induction. The COMETIC C3284-EST uses multi-layered steel construction with Viton rubber coating to maintain a consistent seal...09344135- SKU:
- 09344135
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE METRIC:
- 85.00 MM
- PRODUCT NAME:
- GASKET KIT
$151.95Qty in Cart: 0Quantity:Price:$151.95Subtotal:
