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!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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ACERBIS X-Power Kit - Blue - Husqvarna/KTM 2983230003
ACERBIS
$76.95Off-road riding exposes your engine to constant abuse—flying rocks, mud, water, and extreme heat can damage critical components like your clutch cover, water pump, and ignition system. The ACERBIS X-Power Kit provides comprehensive protection where it...09402145- SKU:
- 09402145
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- COLOR/FINISH:
- BLUE
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MODEL:
- X-POWER
- TYPE:
- SIDE COVER
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
$76.95 -
ACERBIS X-Power Kit - Black - Honda CRF 2982510001
ACERBIS
$76.95Your crankcase and clutch housing face constant abuse from impact, abrasion, and debris—especially in off-road conditions. The ACERBIS X-Power Kit provides direct OEM-fitment protection engineered to absorb impacts while maintaining optimal engine...09402146- SKU:
- 09402146
- Availability:
- Ships Same Business Day
- Weight:
- 1.34 LBS
- MODEL:
- X-POWER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
- MATERIAL:
- NYLON
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Red - Honda CRF 2982510004
ACERBIS
$76.95Your crankcase and clutch housing face constant abuse from impacts, mud, sand, and debris—damage that translates to expensive repairs and downtime. The ACERBIS X-Power Kit provides OEM-fitted protection on both sides of your Honda CRF engine, using...09402147- SKU:
- 09402147
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
- UNITS:
- KIT
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- MODEL:
- X-POWER
- MATERIAL:
- NYLON
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Orange - Husqvarna/KTM 2983235226
ACERBIS
$76.95Off-road riding exposes your engine to relentless punishment—mud, sand, rocks, and extreme heat all threaten critical components like your clutch cover, water pump, and ignition system. The ACERBIS X-Power Kit delivers comprehensive protection where it...09402148- SKU:
- 09402148
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
- TYPE:
- SIDE COVER
- MATERIAL:
- PLASTIC
- MODEL:
- X-POWER
$76.95 -
ACERBIS X-Power Kit - Orange - Husqvarna/KTM 2981365226
ACERBIS
$76.95Dirt bikes experience relentless punishment from mud, sand, and debris—and your engine covers shouldn't be the weak link. The ACERBIS X-Power Kit delivers comprehensive protection for your clutch, water pump, and ignition systems while maintaining...09402149- SKU:
- 09402149
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- X-POWER KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- COLOR/FINISH:
- ORANGE
- MODEL:
- X-POWER
- MATERIAL:
- NYLON
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Black - Husqvarna/KTM 2981360001
ACERBIS
$76.95If you're running a Husqvarna or KTM dirt bike, engine cover damage isn't just a cosmetic issue—it compromises protection for critical components like your clutch cover, water pump, and ignition system. The ACERBIS X-Power Kit shields these vulnerable...09402150- SKU:
- 09402150
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- BRASS
- PRODUCT NAME:
- X-POWER KIT
- MATERIAL:
- NYLON
- MODEL:
- X-POWER
- TYPE:
- SIDE COVER
- COLOR/FINISH:
- BLACK
$76.95 -
ACERBIS X-Power Kit - Blue - Husqvarna/KTM 2981360003
ACERBIS
$76.95Dirt bike racing demands engine protection that actually performs under extreme conditions. The ACERBIS X-Power Kit shields your clutch cover, water pump, lower crankcase, and ignition system from the constant barrage of mud, sand, rocks, and debris that...09402151- SKU:
- 09402151
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- X-POWER KIT
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- NYLON
- MODEL:
- X-POWER
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Orange - Husqvarna/KTM 2981475226
ACERBIS
$76.95Off-road riding subjects your engine to constant assault from mud, sand, and debris—a single uncovered section can lead to costly damage or catastrophic failure. The ACERBIS X-Power Kit provides comprehensive protection for your Husqvarna or KTM's most...09402152- SKU:
- 09402152
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- COLOR/FINISH:
- ORANGE
- RIDING STYLE:
- STREET
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- X-POWER KIT
- TYPE:
- SIDE COVER
- MATERIAL:
- NYLON
- MODEL:
- X-POWER
$76.95 -
ACERBIS X-Power Kit - Black - Husqvarna/KTM 2981470001
ACERBIS
$76.95Off-road riding exposes your engine to constant punishment—mud, sand, rocks, and extreme temperatures degrade unprotected components quickly. The ACERBIS X-Power Kit shields your clutch cover, water pump, lower crankcase, and ignition cover with durable,...09402153- SKU:
- 09402153
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- X-POWER KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- MODEL:
- X-POWER
- MATERIAL:
- NYLON
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Blue - Husqvarna/KTM 2981470003
ACERBIS
$76.95If you're running a Husqvarna or KTM two-stroke, engine case protection isn't optional—it's essential. The ACERBIS X-Power Kit shields your clutch cover, water pump, lower crankcase, and ignition cover from the constant barrage of rocks, mud, and debris...09402154- SKU:
- 09402154
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MODEL:
- X-POWER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLUE
- UNITS:
- KIT
- MATERIAL:
- BRASS
- PRODUCT NAME:
- X-POWER KIT
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- NYLON
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Black - Yamaha YZ450F 2981870001
ACERBIS
$76.95Protect your YZ450F's most vulnerable components from the harsh realities of off-road riding. The ACERBIS X-Power Kit shields both your ignition and clutch crankcases from impacts, abrasion, and debris without compromising engine cooling or...09402156- SKU:
- 09402156
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- NYLON
- MODEL:
- X-POWER
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BRASS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- X-POWER KIT
- TYPE:
- SIDE COVER
$76.95 -
ACERBIS X-Power Kit - Blue - Yamaha YZ450F 2981870211
ACERBIS
$76.95Dirt bike racing demands protection against the constant barrage of mud, sand, and debris—especially on your YZ450F's vulnerable crankcase components. The ACERBIS X-Power Kit shields both your ignition and clutch crankcases from impact and abrasion while...09402157- SKU:
- 09402157
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- COLOR/FINISH:
- BLUE
- MODEL:
- X-POWER
- MATERIAL:
- NYLON
- TYPE:
- SIDE COVER
- MATERIAL:
- BRASS
- PRODUCT NAME:
- X-POWER KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$76.95 -
ACERBIS X-Power Kit - Black - Gas Gas/Husqvarna/KTM 2983260001
ACERBIS
$76.95When you're pushing your Gas Gas, Husqvarna, or KTM to its limits, unprotected engine covers become vulnerable to flying debris, mud, and impacts that can compromise critical components. The Acerbis X-Power Kit shields your clutch cover, water pump,...09402158- SKU:
- 09402158
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- TYPE:
- SIDE COVER
- MODEL:
- X-POWER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- MATERIAL:
- PLASTIC
- UNITS:
- KIT
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
- RIDING STYLE:
- OFF-ROAD
$76.95 -
ACERBIS X-Power Kit - Blue - Gas Gas/Husqvarna/KTM 2983260003
ACERBIS
$76.95Dirt bike racing demands protection that keeps up with your intensity—and the ACERBIS X-Power Kit delivers exactly that. Whether you're tackling rocky terrain, muddy trails, or high-speed desert runs, this kit shields your engine's most vulnerable...09402159- SKU:
- 09402159
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- PLASTIC
- MODEL:
- X-POWER
- TYPE:
- SIDE COVER
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
- COLOR/FINISH:
- BLUE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$76.95 -
ACERBIS X-Power Kit - Orange - Gas Gas/Husqvarna/KTM 2983265226
ACERBIS
$76.95Offroad riding exposes your engine to relentless punishment—flying rocks, mud, water, and debris that compromise critical components. The ACERBIS X-Power Kit shields your clutch cover, water pump, lower crankcase, and ignition cover with durable...09402160- SKU:
- 09402160
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- MODEL:
- X-POWER
- TYPE:
- SIDE COVER
- COLOR/FINISH:
- ORANGE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- X-POWER KIT
$76.95 -
Rekluse Clutch Cover for KTM 250 300 2T 2023-2025 RMS-0413186
REKLUSE
$189.00KTM 250/300 2T riders demand reliability on technical terrain where clutch heat and debris exposure test stock components. This Rekluse clutch cover delivers the durability and thermal management you need without compromising your bike's lightweight...09402102- SKU:
- 09402102
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- TYPE:
- CLUTCH
- COLOR/FINISH:
- ANODIZED
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$189.00 -
Pro Circuit Engine Plug Kit for Kawasaki KX250F 2011-2024 PC4009-0001
PRO CIRCUIT
$69.95If you're running a KX250F, the stock engine plugs are functionally adequate but visually unremarkable. The Pro Circuit Engine Plug Kit elevates both the look and longevity of your engine bay with aircraft-grade aluminum components that resist corrosion...09400659- SKU:
- 09400659
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- COLOR/FINISH:
- ANODIZED
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- MIRROR
- PRODUCT NAME:
- PLUG KIT
- UNITS:
- KIT
- COLOR/FINISH:
- RED
- MATERIAL:
- ALUMINUM
- TYPE:
- ENGINE
$69.95 -
Pro Circuit Clutch Cover for Kawasaki KX250F 2009-2020 CCK09250
PRO CIRCUIT
$169.95The stock clutch cover on your KX250F can become a heat trap during intense motocross sessions, compromising cooling efficiency and reliability when you need it most. Pro Circuit's billet aluminum cover addresses this directly with superior heat...09400820- SKU:
- 09400820
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- COLOR/FINISH:
- ALUMINUM
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$169.95 -
Pro Circuit Engine Plug Kit Yamaha YZ450F 2010-2020 PC40009-0019
PRO CIRCUIT
$69.95Engine covers and filler caps are exposed to constant heat, vibration, and mud—stock plastic plugs crack and degrade quickly. The Pro Circuit Engine Plug Kit replaces these wear items with aircraft-grade aluminum components that won't fail mid-season,...09401993- SKU:
- 09401993
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- MATERIAL:
- ALUMINUM
- COLOR/FINISH:
- MIRROR
- TYPE:
- ENGINE
- COLOR/FINISH:
- BLUE
- PRODUCT NAME:
- PLUG KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- COLOR/FINISH:
- ANODIZED
$69.95 -
Pro Circuit Ignition Cover for Kawasaki KLX110 2010-2025 ICK20110
PRO CIRCUIT
$63.00The ignition cover is one of the most exposed components on your KLX110, taking direct hits from roost, mud, and debris during aggressive riding. This Pro Circuit ignition cover shields your bike's electrical system while improving heat...09401985- SKU:
- 09401985
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- IGNITION
$63.00
