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
COMETIC Clutch Gasket - Yamaha EC763032AFM
COMETIC
MSRP: $13.95Now: $12.56Was: $13.95A quality clutch gasket is critical to preventing oil seepage and maintaining engine integrity during high-rpm operation. The COMETIC Clutch Gasket uses an aluminum-core AFM material that resists creep and weeping—eliminating the need for messy sealants...09344492- SKU:
- 09344492
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- ATV
- TYPE:
- CLUTCH COVER
- UNITS:
- EACH
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET
- THICKNESS IMPERIAL:
- 0,032'
MSRP: $13.95Now: $12.56Was: $13.95 -
On Sale
COMETIC Clutch Gasket - Honda EC650032AFM
COMETIC
MSRP: $30.95Now: $27.86Was: $30.95A quality clutch gasket is critical to maintaining a reliable seal and preventing oil weepage that can compromise engine performance and cleanliness. The COMETIC Clutch Gasket EC650032AFM uses advanced AFM material—a chemically blown nitrile synthetic...09344485- SKU:
- 09344485
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET
- THICKNESS IMPERIAL:
- 0,032'
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH COVER
MSRP: $30.95Now: $27.86Was: $30.95Qty in Cart: 0Quantity:Price:MSRP: $30.95Now: $27.86Was: $30.95Subtotal: -
On Sale
COMETIC Bottom End Gasket Set - Honda C7349BE
COMETIC
MSRP: $82.95Now: $74.66Was: $82.95A complete bottom end gasket kit is essential when rebuilding your engine—skipping it invites oil leaks, coolant seepage, and catastrophic failures down the line. COMETIC's engineered gasket set ensures proper sealing across all critical lower-engine...09344293- SKU:
- 09344293
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MODEL:
- HI-PERFORMANCE
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- BOTTOM END
MSRP: $82.95Now: $74.66Was: $82.95 -
On Sale
COMETIC Top End Gasket Set - Polaris C7312
COMETIC
MSRP: $61.95Now: $55.76Was: $61.95A failing top-end gasket compromises combustion seal integrity and invites coolant leaks that sideline your engine. COMETIC's EST gasket kit eliminates guesswork with OEM-correct fitment and multi-layered steel construction engineered to handle the...09344279- SKU:
- 09344279
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 95.00 MM
- UNITS:
- KIT
MSRP: $61.95Now: $55.76Was: $61.95 -
On Sale
ATHENA Complete Gasket Kit - Honda P400210850063
ATHENA
MSRP: $79.95Now: $72.00Was: $79.95A complete top-end rebuild demands gasket materials engineered to withstand extreme combustion pressures and thermal cycling without failure. The ATHENA Complete Gasket Kit eliminates the guesswork of sourcing individual components by delivering...09342566- SKU:
- 09342566
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- TYPE:
- COMPLETE
- UNITS:
- KIT
- ENGINE TYPE:
- -
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
MSRP: $79.95Now: $72.00Was: $79.95Qty in Cart: 0Quantity:Price:MSRP: $79.95Now: $72.00Was: $79.95Subtotal: -
On Sale
ATHENA Top End Gasket Kit - Yamaha P400485600062
ATHENA
MSRP: $117.95Now: $106.00Was: $117.95A top-end gasket kit refresh is essential maintenance before race season or mid-season competition, ensuring your engine maintains proper compression and reliability under high-load conditions. The ATHENA P400485600062 gives you the flexibility to run...09342564- SKU:
- 09342564
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- KIT
MSRP: $117.95Now: $106.00Was: $117.95 -
On Sale
ATHENA Top End Gasket Kit - Honda P400210600063
ATHENA
MSRP: $71.95Now: $65.00Was: $71.95Whether you're prepping for race day or executing a midseason engine refresh, a quality top-end gasket kit is essential for maintaining compression integrity and preventing leakage. The ATHENA Top End Gasket Kit gives you the flexibility to run standard...09342562- SKU:
- 09342562
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- MATERIAL:
- RUBBER
- UNITS:
- KIT
- TYPE:
- TOP END
MSRP: $71.95Now: $65.00Was: $71.95Qty in Cart: 0Quantity:Price:MSRP: $71.95Now: $65.00Was: $71.95Subtotal: -
MOOSE RACING Motor Gasket Kit with Seal - Kawasaki 811850
MOOSE RACING
$59.12A complete engine and transmission rebuild demands precision-fit gaskets and seals—compromising here risks oil leaks, compression loss, and catastrophic failure down the line. This MOOSE RACING kit eliminates the guesswork by bundling every gasket and...09342082- SKU:
- 09342082
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
$59.12Qty in Cart: 0Quantity:Price:$59.12Subtotal: -
On Sale
ATHENA Complete Gasket Kit - Suzuki P400510850401
ATHENA
MSRP: $233.95Now: $211.00Was: $233.95A complete gasket kit is essential when rebuilding any engine—even one small leak can compromise compression and force you back into the shop. The ATHENA Complete Gasket Kit delivers the precision sealing required for professional-grade engine work, with...09341965- SKU:
- 09341965
- Availability:
- Ships Same Business Day
- Weight:
- 0.57 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- COMPLETE
- ENGINE TYPE:
- -
- UNITS:
- KIT
MSRP: $233.95Now: $211.00Was: $233.95 -
On Sale
ATHENA Complete Gasket Kit - Kawasaki P400250850018
ATHENA
MSRP: $74.95Now: $67.00Was: $74.95A complete gasket kit is essential for any top-end or full engine rebuild, as failed gaskets lead to compression loss, oil leakage, and catastrophic engine damage. The ATHENA P400250850018 delivers the reliability you need with precision engineering and...09341963- SKU:
- 09341963
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- PRODUCT NAME:
- GASKET KIT
- ENGINE TYPE:
- -
- TYPE:
- COMPLETE
- UNITS:
- KIT
- RIDING STYLE:
- ATV
MSRP: $74.95Now: $67.00Was: $74.95 -
On Sale
ATHENA Complete Gasket Kit - Kawasaki P400250850017
ATHENA
MSRP: $70.95Now: $64.00Was: $70.95Engine gasket integrity is critical for maintaining compression, preventing coolant and oil cross-contamination, and ensuring reliable performance under high heat and boost conditions. The ATHENA Complete Gasket Kit delivers OEM-quality sealing across...09341962- SKU:
- 09341962
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- ENGINE TYPE:
- -
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $70.95Now: $64.00Was: $70.95Qty in Cart: 0Quantity:Price:MSRP: $70.95Now: $64.00Was: $70.95Subtotal: -
On Sale
ATHENA Top End Gasket Kit - Kawasaki P400250600018
ATHENA
MSRP: $49.95Now: $45.00Was: $49.95When you're prepping for race day, a fresh top end is non-negotiable—and the ATHENA Top End Gasket Kit ensures you're sealing every cylinder with precision-engineered components. This kit gives you the flexibility to run either standard fuel with stock...09341959- SKU:
- 09341959
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- TYPE:
- TOP END
- RIDING STYLE:
- ATV
- MATERIAL:
- RUBBER
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $49.95Now: $45.00Was: $49.95Qty in Cart: 0Quantity:Price:MSRP: $49.95Now: $45.00Was: $49.95Subtotal: -
On Sale
ATHENA Top End Gasket Kit - Kawasaki P400250600017
ATHENA
MSRP: $40.95Now: $37.00Was: $40.95Engine gasket degradation is inevitable, but the timing of a rebuild doesn't have to derail your season. The ATHENA Top End Gasket Kit delivers OEM-quality sealing for mid-season freshening or pre-race preparation, letting you maintain peak compression...09341958- SKU:
- 09341958
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TYPE:
- TOP END
- MATERIAL:
- RUBBER
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- GASKET KIT
MSRP: $40.95Now: $37.00Was: $40.95Qty in Cart: 0Quantity:Price:MSRP: $40.95Now: $37.00Was: $40.95Subtotal: -
On Sale
COMETIC Gasket Set - 94 mm - Kawasaki C7979-EST
COMETIC
MSRP: $77.95Now: $70.16Was: $77.95High-output 4-stroke engines demand gasket sets engineered for extreme cylinder pressures and sustained heat cycles. COMETIC's EST technology delivers the sealing reliability and thermal management needed to maintain peak performance while eliminating...09340938- SKU:
- 09340938
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- BORE SIZE METRIC:
- 94.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
MSRP: $77.95Now: $70.16Was: $77.95 -
On Sale
COMETIC Gasket Set - 94 mm - Honda C7877-EST
COMETIC
MSRP: $88.95Now: $80.06Was: $88.95High-output 4-stroke engines demand gasket materials engineered to withstand extreme cylinder pressures and heat cycles without compromise. The Cometic C7877-EST delivers the sealing integrity your 94 mm top end needs, whether you're running naturally...09340899- SKU:
- 09340899
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 94.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
MSRP: $88.95Now: $80.06Was: $88.95 -
On Sale
COMETIC Gasket Set - 89 mm - Honda C7826-EST
COMETIC
MSRP: $98.95Now: $89.06Was: $98.95If you're running a high-output 4-stroke engine—whether naturally aspirated or forced induction—gasket failure is a real risk when cylinder pressures climb. The COMETIC C7826-EST addresses this head-on with multi-layered steel construction and advanced...09340898- SKU:
- 09340898
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- UNITS:
- KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 89.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
MSRP: $98.95Now: $89.06Was: $98.95 -
On Sale
COMETIC Gasket Set - TRX350 C7402
COMETIC
MSRP: $45.95Now: $41.36Was: $45.95A quality gasket set is foundational to engine reliability, especially when you're pushing higher horsepower or boost levels on your TRX350. The COMETIC C7402 uses multi-layered steel construction with Viton coating to handle elevated cylinder pressures...09340273- SKU:
- 09340273
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- THICKNESS METRIC:
- 0.31 MM
- TYPE:
- TOP END
- THICKNESS IMPERIAL:
- 0,012'
- BORE SIZE METRIC:
- 82.00 MM
- UNITS:
- KIT
MSRP: $45.95Now: $41.36Was: $45.95 -
On Sale
COMETIC Bottom End Gasket Set - Yamaha C3338
COMETIC
MSRP: $71.95Now: $64.76Was: $71.95A complete bottom end gasket kit is essential when rebuilding your engine—using OEM-engineered seals and gaskets ensures proper oil containment, prevents coolant leaks, and maintains critical pressure ratings that cheaper alternatives simply cannot...09344148- SKU:
- 09344148
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- BOTTOM END
- UNITS:
- KIT
MSRP: $71.95Now: $64.76Was: $71.95 -
On Sale
COMETIC Bottom End Gasket Set - Yamaha C3339
COMETIC
MSRP: $49.95Now: $44.96Was: $49.95A complete bottom end gasket set is essential when rebuilding your engine—using OEM-equivalent seals and gaskets ensures proper compression, prevents oil leakage, and maintains coolant integrity throughout your engine block. COMETIC's C3339 kit includes...09344149- SKU:
- 09344149
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- BOTTOM END
- UNITS:
- KIT
MSRP: $49.95Now: $44.96Was: $49.95 -
On Sale
COMETIC Bottom End Gasket Set - Yamaha C3419
COMETIC
MSRP: $55.95Now: $50.36Was: $55.95A proper bottom end gasket set is non-negotiable when you're doing serious engine work—it's the difference between a rebuild that holds and one that weeps oil or coolant. COMETIC's C3419 kit gives you all the seals, O-rings, and gaskets engineered...09344159- SKU:
- 09344159
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- BOTTOM END
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $55.95Now: $50.36Was: $55.95
