Dirt Bike Engine Covers
Dirt Bike Engine Covers & Clutch Covers for Kawasaki, Honda & Yamaha at JJ Motorsports
Protect your dirt bike's engine internals and improve durability with premium engine covers and clutch covers from JJ Motorsports, precision-machined for perfect fitment, enhanced heat dissipation, and superior impact resistance in motocross, enduro, and trail riding. Our selection includes billet aluminum clutch covers, water pump covers with impellers, and OEM-style replacements designed to safeguard against rocks, debris, and crashes while maintaining oil flow and cooling efficiency. Compatible with top models like Kawasaki KX250F/KX450F, Honda CRF, Yamaha YZ/WR, and more, these high-quality components from trusted brands ensure leak-free sealing, reduced weight, and race-ready performance in dusty, high-speed conditions. Upgrade to billet covers for ultimate strength or impeller-equipped designs for better water circulation—perfect for preventing overheating and extending engine life on every aggressive ride.
Shop brands like Hinson Racing, Moose Racing, and Pro Circuit for race-proven quality. Explore related categories such as dirt bike engine for pistons and gaskets or dirt bike clutch for plates and hubs.
Top Dirt Bike Engine Covers
- Hinson Racing Clutch Cover Kawasaki C663-2102 – Billet aluminum clutch cover for Kawasaki KX250F 2009-2016; hard anodized for durability, improves oil flow, and protects internals from damage.
- Moose Racing Clutch Cover Kawasaki D70-2474MB – Black anodized aluminum clutch cover for Kawasaki KX450F 2009-2018; lightweight design with enhanced sealing for off-road protection.
- Pro Circuit Water Pump Cover with Impeller Kawasaki WPK21250 – Billet water pump cover and impeller kit for Kawasaki KX250F 2021-2023; increases coolant flow by 30% for better engine cooling.
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
-
Rekluse Clutch Cover Husqvarna TC 450 2006-2010 RMS-356
REKLUSE
$189.00Elevate your riding experience with the REKLUSE Clutch Cover, meticulously designed for the Husqvarna 450/510. Crafted from high-quality billet aluminum, this clutch cover not only enhances the aesthetic of your bike but also delivers exceptional...09401806- SKU:
- 09401806
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$189.00 -
Rekluse Clutch Cover Honda CR250R 1992-2001 RMS-369
REKLUSE
$189.00Elevate your riding experience with the REKLUSE Clutch Cover, meticulously crafted to deliver exceptional strength and performance. Designed for the adventurous rider, this clutch cover withstands the toughest terrains while enhancing your bike's oil...09401809- SKU:
- 09401809
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$189.00 -
Rekluse Clutch Cover Husqvarna FC 450 2016-2021 RMS-380
REKLUSE
$189.00Elevate your off-road experience with the REKLUSE Clutch Cover, designed specifically for Husqvarna and KTM 450/501 models. This premium component combines exceptional durability with a sleek aesthetic, ensuring you can tackle any terrain with confidence...09401816- SKU:
- 09401816
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
$189.00 -
Rekluse Clutch Cover Husqvarna TE 250 2014-2016 RMS-386
REKLUSE
$189.00Elevate your riding experience with the REKLUSE Clutch Cover, expertly crafted for the TE/TC/KTM250 models. Designed for maximum resilience, this clutch cover not only enhances performance but also adds a sleek touch to your bike. With its advanced...09401817- SKU:
- 09401817
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- CLUTCH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
$189.00 -
Rekluse Clutch Cover Honda CRF450R 2019-2024 RMS-0401002
REKLUSE
$0.00Engineered for the ultimate in durability and performance, the REKLUSE Clutch Cover RMS-0401002 is a must-have for any serious rider. Its robust design not only enhances your bike's aesthetics but also offers superior protection against the toughest...9402050- SKU:
- 9402050
- Availability:
- Ships Same Business Day
- Weight:
- 16.00 LBS
- COLOR/FINISH:
- ANODIZED
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
Rekluse Clutch Cover Honda CRF250R 2018-2022 RMS-0401101
REKLUSE
$0.00Elevate your riding experience with the REKLUSE Clutch Cover RMS-0401101, meticulously crafted for exceptional durability and performance. This stylish component is engineered to withstand the toughest terrains, ensuring you stay ready for any adventure...9402103- SKU:
- 9402103
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$0.00Qty in Cart: 0Quantity:Price:$0.00Subtotal: -
On Sale
Pro Circuit Water Pump Cover with Impeller for Honda CRF450R 2019 WPH09450
PRO CIRCUIT
MSRP: $239.95Now: $211.16Was: $239.95Upgrade your Honda's performance with the PRO CIRCUIT Water Pump Cover, expertly crafted from CNC-machined billet aluminum. This cover not only enhances durability but also optimizes water flow, ensuring your engine runs cooler and more efficiently...09401180- SKU:
- 09401180
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- MACHINED
- TYPE:
- WATER PUMP
- UNITS:
- SET
MSRP: $239.95Now: $211.16Was: $239.95Qty in Cart: 0Quantity:Price:MSRP: $239.95Now: $211.16Was: $239.95Subtotal: -
On Sale
Pro Circuit Water Pump Cover with Impeller for 2004-2006 Suzuki RM-Z250 WPK04250
PRO CIRCUIT
MSRP: $239.95Now: $211.16Was: $239.95Enhance your engine's cooling efficiency with the PRO CIRCUIT Water Pump Cover, expertly crafted from CNC-machined billet aluminum. This robust yet lightweight design ensures exceptional durability, delivering superior protection and performance for your...09400464- SKU:
- 09400464
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- COVER
- TYPE:
- WATER PUMP
- COLOR/FINISH:
- MACHINED
- UNITS:
- SET
MSRP: $239.95Now: $211.16Was: $239.95Qty in Cart: 0Quantity:Price:MSRP: $239.95Now: $211.16Was: $239.95Subtotal: -
MOOSE RACING Clutch Cover - Honda D70-1425MB
MOOSE RACING
$152.95Made from machined bullet aircraft-quality aluminum for added strength, Stronger than OEM cover, Dissipates heat better than OEM cover, Hard-coated finish for long-lasting durability09401852- SKU:
- 09401852
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
$152.95Qty in Cart: 0Quantity:Price:$152.95Subtotal: -
MOOSE RACING Oil Pump Cover - KTM/Husky T04-5102B
MOOSE RACING
$32.95CNC Machined covers made from 6061 T6 Aluminum, Black anodized finish for added looks and appeal, Aluminum cover helps dissipate added heat from engine oil, Light weight and durable design09401937- SKU:
- 09401937
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- 6061 T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- MACHINED
- TYPE:
- OIL PUMP
- UNITS:
- EACH
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
MOOSE RACING Oil Filter Cover - Kawasaki T14-2301GB
MOOSE RACING
$32.95CNC Machined covers made from 6061 T6 Aluminum, Black anodized finish for added looks and appeal, Aluminum cover helps dissipate added heat from engine oil, Light weight and durable design09401941- SKU:
- 09401941
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- ANODIZED
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- MACHINED
- MATERIAL:
- 6061 T-6 ALUMINUM
- TYPE:
- OIL FILTER
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
MOOSE RACING Water Pump Cover - Black - Gas Gas I04-5255B
MOOSE RACING
$79.95Provides added durability over the stock cast OEM covers. Comes with OEM type gasket and brass washer drain-plug for quick and easy installation. Can be used with all OEM radiator hoses and clamps.09401934- SKU:
- 09401934
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- WATER PUMP
$79.95Qty in Cart: 0Quantity:Price:$79.95Subtotal: -
MOOSE RACING Oil Filter Cover - Kawasaki T14-2300GB
MOOSE RACING
$32.95CNC Machined covers made from 6061 T6 Aluminum, Black anodized finish for added looks and appeal, Aluminum cover helps dissipate added heat from engine oil, Light weight and durable design09401940- SKU:
- 09401940
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- MACHINED
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- 6061 T-6 ALUMINUM
- TYPE:
- OIL FILTER
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
$32.95Qty in Cart: 0Quantity:Price:$32.95Subtotal: -
ACERBIS X-Power Cover Kit - Blue - Yamaha 2780680211
ACERBIS
$76.95Engine crankcase and Ignition/clutch cover, Protects against dirt, debris and impact, Installs easily with stock crankcase and Ignition/clutch cover bolts, Molded openings for easy access to oil cap and filter cover, Heat resistant; won't interfere with...09401894- SKU:
- 09401894
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER KIT
- MODEL:
- X-POWER
- PRODUCT NAME:
- COVER
- TYPE:
- ENGINE
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$76.95Qty in Cart: 0Quantity:Price:$76.95Subtotal: -
Hinson Racing Ignition Cover Suzuki RM-Z450 2009-2025 IC430
HINSON RACING
$399.99Elevate your RMZ450's performance with the HINSON RACING Ignition Cover, designed to withstand the toughest conditions. Crafted from high-quality T-6 aircraft-grade aluminum, this ignition cover not only enhances durability but also optimizes heat...09401362- SKU:
- 09401362
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- MATERIAL:
- T-6 ALUMINUM
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- IGNITION
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
BOYESEN Ignition Cover - Black - CR250 SC-02AB
BOYESEN
$87.95Factory Ignition Cover SC02AB Professional appearance enhances your bike's aesthetics. Seals effectively to protect the engine from dirt and water. Durable design outlasts standard stock covers. Constructed from premium-grade aluminum...SC02AB- SKU:
- SC02AB
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- POWDER-COATED
- MATERIAL:
- ALUMINUM
- MODEL:
- FACTORY RACING
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- IGNITION
$87.95Qty in Cart: 0Quantity:Price:$87.95Subtotal: -
BOYESEN Impeller Water Pump - Magnesium - YZ125 WPK-31AM
BOYESEN
$219.95Increased coolant flow at all rpm ranges, Patented Nautilus-style impeller for hydrodynamic efficiency09401472- SKU:
- 09401472
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- GOLD
- MODEL:
- SUPERCOOLER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- NAUTILUS
- COLOR/FINISH:
- MAGNESIUM
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- COVER
- TYPE:
- WATER PUMP
- UNITS:
- KIT
- PRODUCT NAME:
- IMPELLER
- BASE COLOR:
- GOLD
$219.95Qty in Cart: 0Quantity:Price:$219.95Subtotal: -
BOYESEN Ignition Cover - Gold SC-41M
BOYESEN
$87.95Look like a professional with the Factory Ignition Cover, Seals properly, guarding inside of engine from dirt and water and outlasts stock covers, Boyesen Factory Covers are cast from the highest grade of aluminum and are strong yet lightweight,...09400700- SKU:
- 09400700
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- IGNITION
- COLOR/FINISH:
- MAGNESIUM
- COLOR/FINISH:
- POWDER-COATED
- MATERIAL:
- ALUMINUM
- MODEL:
- FACTORY RACING
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$87.95Qty in Cart: 0Quantity:Price:$87.95Subtotal: -
BOYESEN Clutch Cover - Gold - CR250/500 CC-02M
BOYESEN
$95.95Set your ride apart from the rest with the ultimate look in race performance, Lightweight factory clutch covers provide years of outstanding protection, Individually surfaced for a perfect, leak-free fit, Super-tough, powder-coated finish resists...09400222- SKU:
- 09400222
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- COLOR/FINISH:
- MAGNESIUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- COLOR/FINISH:
- POWDER-COATED
- MODEL:
- FACTORY RACING
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$95.95Qty in Cart: 0Quantity:Price:$95.95Subtotal: -
BOYESEN Ignition Cover - Gold - CR250 SC-02M
BOYESEN
$87.95Look like a professional with the Factory Ignition Cover, Seals properly, guarding inside of engine from dirt and water and outlasts stock covers, Boyesen Factory Covers are cast from the highest grade of aluminum and are strong yet lightweight,...09400210- SKU:
- 09400210
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- COLOR/FINISH:
- MAGNESIUM
- COLOR/FINISH:
- POWDER-COATED
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- COVER
- MODEL:
- FACTORY RACING
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- IGNITION
- UNITS:
- EACH
$87.95Qty in Cart: 0Quantity:Price:$87.95Subtotal:
