Dirt Bike Engine Gaskets and Kits
Dirt Bike Engine Gaskets & Top-End Kits for Yamaha, Honda XR650L & CRF at JJ Motorsports
Refresh your dirt bike's top end with premium engine gaskets and complete kits from JJ Motorsports, precision-manufactured for leak-free sealing, optimal compression, and reliable performance in motocross, enduro, and trail riding. Our selection includes full gasket sets, top-end rebuild kits, O-rings, and head/base gaskets designed for perfect fitment, heat resistance, and easy installation without machining. Compatible with popular models like Yamaha YZ/WR, Honda XR650L, CRF, and more, these high-quality components from trusted brands ensure smoother operation, reduced oil consumption, and extended engine life under dusty, high-RPM conditions. From Moose Racing's comprehensive off-road sets to ProX and Athena's OEM-spec top-end kits, get everything needed for a professional rebuild—head gaskets, valve seals, base gaskets, and more—to restore power and prevent blow-by on every ride.
Shop brands like Moose Racing, ProX, and Athena for race-proven quality. Explore related categories such as dirt bike piston and ring kits for full rebuilds or dirt bike engine for cylinders and valves.
Top Dirt Bike Engine Gaskets & Kits
- Moose Offroad Complete Gasket Set Yamaha 8080037MSE – Full engine gasket kit for Yamaha models; includes all necessary seals, O-rings, and gaskets for complete top-to-bottom rebuild with OEM reliability.
- ProX Top End Gasket Set Honda XR650L 35.1623 – Precision top-end kit for Honda XR650L; features head, base, and valve stem seals for leak-free compression and easy installation.
- Athena Top End Gasket Kit Honda P400210600323 – High-performance top-end rebuild kit for Honda CRF models; includes multi-layer steel head gasket, O-rings, and seals for maximum sealing under extreme conditions.
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!
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- Price
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VINTCO Top End Gasket Kit - Kawasaki KTE055
VINTCO
$42.95Top End Gasket Kit - Kawasaki Gaskets are made with modern materials and manufacturing techniques to ensure an as good or better than OEM fitment and performance, Top end gaskets kit have all of the critical gaskets you need to complete your top end...09347273- SKU:
- 09347273
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$42.95 -
VINTCO Top End Gasket Kit - Maico KTE058
VINTCO
$63.95Top End Gasket Kit - KTE058 High-quality gaskets designed specifically for Maico engines. Manufactured using modern materials for superior durability. Ensures a perfect fit with OEM specifications. Comprehensive kit includes all...09347274- SKU:
- 09347274
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$63.95 -
VINTCO Top End Gasket Kit - Suzuki KTE020
VINTCO
$42.95Top End Gasket Kit - Suzuki KTE020 Precision-engineered for a perfect fit in Suzuki models. Crafted from modern materials for enhanced durability and performance. Includes all essential gaskets for a complete top end rebuild. Designed to...09347275- SKU:
- 09347275
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$42.95 -
VINTCO Top End Gasket Kit - Yamaha KTE032
VINTCO
$41.95Top End Gasket Kit - Yamaha Gaskets are made with modern materials and manufacturing techniques to ensure an as good or better than OEM fitment and performance, Top end gaskets kit have all of the critical gaskets you need to complete your top end build...09347276- SKU:
- 09347276
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$41.95 -
VINTCO Top End Gasket Kit - Suzuki KTE085
VINTCO
$12.95Top End Gasket Kit - Suzuki KTE085 Precision-engineered for optimal fit and performance. Manufactured with modern materials for durability and reliability. Comprehensive kit includes all essential gaskets for top end assembly. Designed...09347277- SKU:
- 09347277
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$12.95 -
VINTCO Top End Gasket Kit - Yamaha KTE037
VINTCO
$54.95Top End Gasket Kit - Yamaha KTE037 Precision-engineered for optimal fit and performance. Manufactured with modern materials for enhanced durability. Complete kit includes all essential gaskets for top end rebuilds. Designed to match or...09347278- SKU:
- 09347278
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$54.95 -
VINTCO Engine Gasket Kit - Maico KEG024
VINTCO
$31.95Engine Gasket Kit - Maico Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347279- SKU:
- 09347279
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$31.95 -
VINTCO Engine Gasket Kit - Honda KEG001
VINTCO
$61.95Engine Gasket Kit - Honda Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347280- SKU:
- 09347280
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
$61.95 -
VINTCO Engine Gasket Kit - Honda KEG008
VINTCO
$33.95Engine Gasket Kit - Honda Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347281- SKU:
- 09347281
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
$33.95 -
VINTCO Engine Gasket Kit - Honda KEG006
VINTCO
$45.95Engine Gasket Kit - KEG006 Comprehensive kit includes essential gaskets for lower engine assembly. Manufactured from high-quality, modern materials for durability. Designed for optimal fitment and performance, matching or exceeding OEM...09347282- SKU:
- 09347282
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$45.95 -
VINTCO Engine Gasket Kit - Honda KEG007
VINTCO
$36.95Engine Gasket Kit - Honda Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347283- SKU:
- 09347283
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$36.95 -
VINTCO Engine Gasket Kit - Honda KEG002
VINTCO
$48.95Engine Gasket Kit - Honda Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347284- SKU:
- 09347284
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
$48.95 -
VINTCO Engine Gasket Kit - Maico KEG022
VINTCO
$31.95Engine Gasket Kit - KEG022 Complete set of gaskets for the lower engine assembly. Manufactured from high-quality modern materials. Ensures superior fitment and performance compared to OEM. Designed for durability and long-lasting...09347285- SKU:
- 09347285
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$31.95 -
VINTCO Engine Gasket Kit - Honda KEG029
VINTCO
$40.95Engine Gasket Kit - Honda KEG029 Complete set of essential gaskets for lower engine assembly Crafted from high-quality modern materials Ensures optimal fitment and performance, matching or exceeding OEM standards Designed for easy...09347286- SKU:
- 09347286
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$40.95 -
VINTCO Engine Gasket Kit - Yamaha KEG046
VINTCO
$20.95Engine Gasket Kit - Yamaha Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347287- SKU:
- 09347287
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$20.95 -
VINTCO Engine Gasket Kit - Honda KEG025
VINTCO
$26.95Engine Gasket Kit - Honda Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347288- SKU:
- 09347288
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$26.95 -
VINTCO Engine Gasket Kit - Yamaha KEG032
VINTCO
$21.95Engine Gasket Kit - Yamaha Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347289- SKU:
- 09347289
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$21.95 -
VINTCO Engine Gasket Kit - Yamaha KEG033
VINTCO
$20.95Engine Gasket Kit - Yamaha Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347290- SKU:
- 09347290
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$20.95 -
VINTCO Engine Gasket Kit - Kawasaki KEG018
VINTCO
$33.95Engine Gasket Kit - Kawasaki Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347291- SKU:
- 09347291
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$33.95 -
VINTCO Engine Gasket Kit - Yamaha KEG038
VINTCO
$33.95Engine Gasket Kit - Yamaha Includes all critical gaskets required for the lower portion of the engine, Gaskets are manufactured from modern materials to ensure as good or better than OEM fitment and performance09347292- SKU:
- 09347292
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
$33.95
