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
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Rekluse Clutch Cover for Yamaha YZ250F 2015-2019 WR250F 2015-2019 RMS-478
REKLUSE
$189.00The stock clutch cover on your YZ/WR250F leaves your engine vulnerable to rock strikes and debris during aggressive trail and track riding. Rekluse's billet aluminum cover replaces that weakness with reinforced protection while simultaneously increasing...09401837- SKU:
- 09401837
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- TYPE:
- CLUTCH
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$189.00 -
Rekluse Clutch Cover Kawasaki KX250 2021-2024 RMS-0404140
REKLUSE
$189.00The stock KX250 clutch cover is vulnerable to impact damage and thermal stress during aggressive riding. Rekluse's billet aluminum cover replaces the OEM unit with a reinforced design that withstands rock strikes and boot catches while delivering greater...09401998- SKU:
- 09401998
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 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 Kawasaki KX450F 2021-2023 RMS-0404047
REKLUSE
$189.00The stock clutch cover on your KX450F is a vulnerability waiting to happen—one solid rock strike can compromise your oil seal and leave you stranded. The Rekluse Clutch Cover replaces that weak point with billet aluminum engineering that handles impacts...09401999- SKU:
- 09401999
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- UNITS:
- EACH
$189.00 -
Hinson Racing Billetproof Clutch Cover 2021-2025 Kawasaki KX250 C557-2101
HINSON RACING
$169.99Stock clutch covers on the KX250 struggle to manage heat during sustained racing, leading to premature wear and inconsistent engagement under load. The Hinson Racing Billetproof clutch cover eliminates this weakness with optimized cooling geometry and...09402006- SKU:
- 09402006
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- MODEL:
- BILLETPROOF
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$169.99 -
Hinson Racing Clutch Cover for Honda CRF250R 2018-2026 C794-0817
HINSON RACING
$159.99Stock clutch covers on the CRF250R aren't built for sustained high-rpm riding or the thermal stress of competitive racing. The Hinson Racing Clutch Cover replaces that weakness with billet T-6 aircraft aluminum construction, delivering superior heat...09401724- SKU:
- 09401724
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- T-6 ALUMINUM
$159.99 -
Rekluse Clutch Cover Beta 250 RR 2013-2017 RMS-321
REKLUSE
$189.00The stock clutch cover on your Beta 250 RR is vulnerable to the abuse of off-road riding—impacts from rocks and logs will eventually compromise it. The Rekluse Clutch Cover RMS-321 replaces that weak point with billet aluminum construction that absorbs...09401787- SKU:
- 09401787
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- CLUTCH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
$189.00 -
Rekluse Clutch Cover Beta 250 RR 2018-2025 RMS-322
REKLUSE
$189.00Trail riding demands components that can withstand repeated impacts without compromising oil circulation—stock clutch covers are notoriously vulnerable to punctures from rocks and debris. The Rekluse billet aluminum clutch cover replaces that weak point...09401788- SKU:
- 09401788
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$189.00 -
REKLUSE Clutch Cover - Beta 350-430RR RMS-323
REKLUSE
$179.00If you're running a Beta 350-430RR in aggressive terrain, your clutch cover needs to withstand constant punishment from rocks, logs, and riding boots without compromising oil retention. The REKLUSE RMS-323 delivers billet aluminum durability with a...09401789- SKU:
- 09401789
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- UNITS:
- EACH
$179.00 -
Rekluse Clutch Cover Sherco 250 SE-R 2018-2025 RMS-324
REKLUSE
$189.00Off-road riding demands clutch protection that won't compromise durability or oil cooling. The Rekluse Clutch Cover for Sherco 250 SE-R delivers billet aluminum construction with increased capacity—giving you enhanced lubrication under aggressive terrain...09401790- SKU:
- 09401790
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- CLUTCH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
$189.00 -
Rekluse Clutch Cover Beta 350 RR 2011-2017 RMS-323
REKLUSE
$179.00The stock clutch cover on your Beta 350 RR is a vulnerability point during aggressive trail work and high-impact riding. This Rekluse billet aluminum replacement eliminates that weakness while increasing oil capacity for sustained engine cooling and...09401791- SKU:
- 09401791
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$179.00 -
Rekluse Clutch Cover Husaberg FE 390 2010-2012 RMS-327
REKLUSE
$189.00The stock clutch cover on your Husaberg 390 limits oil capacity and offers minimal protection against impact and wear. This Rekluse replacement delivers increased lubrication flow for sustained clutch performance while the billet aluminum construction...09401792- SKU:
- 09401792
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- UNITS:
- EACH
$189.00 -
Rekluse Clutch Cover Husqvarna TC85 2014-2017 RMS-331
REKLUSE
$189.00If you're running a TC85 in competitive or high-intensity riding conditions, the stock clutch cover won't cut it. The Rekluse Clutch Cover RMS-331 replaces that vulnerable plastic with precision-engineered billet aluminum that absorbs impacts from rocks,...09401794- SKU:
- 09401794
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$189.00 -
Rekluse Clutch Cover KTM 450 EXC 2008-2011 RMS-332
REKLUSE
$189.00If you're running a KTM 450 EXC hard in technical terrain, the stock clutch cover becomes a liability—not a feature. The Rekluse RMS-332 replaces that vulnerable component with billet aluminum engineered to absorb impacts from rocks and logs while...09401795- SKU:
- 09401795
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
$189.00 -
Rekluse Clutch Cover KTM 450 SX-F 2012-2016 RMS-334
REKLUSE
$189.00If you're running a KTM 450 SX-F, your clutch cover takes a beating—rocks, logs, and high-speed impacts are part of the game. The Rekluse RMS-334 replaces that vulnerable OEM plastic with billet aluminum that actually absorbs punishment while maintaining...09401796- SKU:
- 09401796
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$189.00 -
Rekluse Clutch Cover KTM 250 SX-F 2024 RMS-335
REKLUSE
$189.00The stock clutch cover on your 2024 KTM 250 SX-F is your first line of defense against impact damage and premature wear. A billet aluminum replacement with increased oil capacity keeps your clutch system cooler and more reliable during aggressive riding,...09401797- SKU:
- 09401797
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
$189.00 -
Rekluse Clutch Cover KTM 250 EXC 2004-2012 300 EXC 2004-2007 RMS-336
REKLUSE
$189.00Trail riding demands a clutch cover that can handle repeated impacts while maintaining consistent oil cooling and lubrication. The Rekluse RMS-336 delivers both durability and performance by upgrading OEM capacity and impact resistance without adding...09401798- SKU:
- 09401798
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
$189.00 -
Rekluse Clutch Cover Husqvarna TC 125 2014-2015 RMS-337
REKLUSE
$189.00The stock clutch cover on your Husqvarna TC 125 is vulnerable to trail damage and limited in oil capacity. Rekluse's billet aluminum cover delivers superior impact protection while increasing cooling efficiency through a deeper reservoir design. This...09401799- SKU:
- 09401799
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- UNITS:
- EACH
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
$189.00 -
Rekluse Clutch Cover KTM 250 SX-F 2015 RMS-338
REKLUSE
$189.00The stock clutch cover on your KTM 250 SX-F is vulnerable to damage from impacts and inadequate in oil capacity for sustained performance. The Rekluse clutch cover RMS-338 replaces it with a billet aluminum component that offers superior protection,...09401800- SKU:
- 09401800
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- RIDING STYLE:
- STREET
- 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 Kawasaki KX85 1998-2025 RMS-342
REKLUSE
$189.00The stock clutch cover on your KX85 is vulnerable to trail damage that compromises both protection and oil retention. The Rekluse billet aluminum clutch cover eliminates this liability with a reinforced design that handles impacts from rocks and...09401802- SKU:
- 09401802
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$189.00 -
Rekluse Clutch Cover Husqvarna TC 250 2010-2012 RMS-355
REKLUSE
$179.00Protect your clutch cover from impact damage while improving engine cooling and lubrication with this purpose-built billet aluminum replacement. The Rekluse design increases oil capacity beyond OEM specifications, reducing heat stress on your drivetrain...09401805- SKU:
- 09401805
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- TYPE:
- CLUTCH
- RIDING STYLE:
- STREET
$179.00
