Dirt Bike Engine
Discover a full range of dirt bike engine components for rebuilding or upgrading your performance. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts.
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WRENCH RABBIT Engine Kit - Kawasaki WR101-175
WRENCH RABBIT
$1,121.95WRENCH RABBIT Engine Kit Kawasaki WR101-175Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031308- SKU:
- 09031308
- Availability:
- Ships Same Business Day
- Weight:
- 12.20 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- FEATURES:
- STANDARD COMPRESSION PISTON
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- WRENCH RABBIT
- UNITS:
- KIT
$1,121.95Qty in Cart: 0Quantity:Price:$1,121.95Subtotal: -
WRENCH RABBIT Engine Kit - Kawasaki WR101-174
WRENCH RABBIT
$1,121.95WRENCH RABBIT Engine Kit Kawasaki WR101-174Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031309- SKU:
- 09031309
- Availability:
- Ships Same Business Day
- Weight:
- 16.05 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- WRENCH RABBIT
- RIDING STYLE:
- OFF-ROAD
- FEATURES:
- STANDARD COMPRESSION PISTON
- UNITS:
- KIT
$1,121.95Qty in Cart: 0Quantity:Price:$1,121.95Subtotal: -
WRENCH RABBIT Engine Kit - Kawasaki WR101-170
WRENCH RABBIT
$730.95WRENCH RABBIT Engine Kit Kawasaki WR101-170Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031310- SKU:
- 09031310
- Availability:
- Ships Same Business Day
- Weight:
- 8.05 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- WRENCH RABBIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- FEATURES:
- STANDARD COMPRESSION PISTON
$730.95 -
WRENCH RABBIT Engine Kit - KTM WR101-173
WRENCH RABBIT
$1,011.95WRENCH RABBIT Engine Kit KTM WR101-173Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031313- SKU:
- 09031313
- Availability:
- Ships Same Business Day
- Weight:
- 10.70 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- WRENCH RABBIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- FEATURES:
- STANDARD COMPRESSION PISTON
$1,011.95 -
WRENCH RABBIT Engine Kit - Suzuki WR101-169
WRENCH RABBIT
$1,156.95WRENCH RABBIT Engine Kit Suzuki WR101-169Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031314- SKU:
- 09031314
- Availability:
- Ships Same Business Day
- Weight:
- 12.60 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- FEATURES:
- STANDARD COMPRESSION PISTON
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- WRENCH RABBIT
- UNITS:
- KIT
$1,156.95Qty in Cart: 0Quantity:Price:$1,156.95Subtotal: -
WRENCH RABBIT Engine Kit - Yamaha WR101-168
WRENCH RABBIT
$1,095.95WRENCH RABBIT Engine Kit Yamaha WR101-168Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031315- SKU:
- 09031315
- Availability:
- Ships Same Business Day
- Weight:
- 12.25 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- ENGINE TYPE:
- 4-STROKE
- FEATURES:
- STANDARD COMPRESSION PISTON
- MODEL:
- WRENCH RABBIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$1,095.95 -
WRENCH RABBIT Engine Kit - Kawasaki WR101-111
WRENCH RABBIT
$803.95WRENCH RABBIT Engine Kit Kawasaki WR101-111Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031085- SKU:
- 09031085
- Availability:
- Ships Same Business Day
- Weight:
- 14.15 LBS
- MODEL:
- WRENCH RABBIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- FEATURES:
- STANDARD COMPRESSION PISTON
$803.95 -
WRENCH RABBIT Engine Kit - Kawasaki WR101-115
WRENCH RABBIT
$829.95WRENCH RABBIT Engine Kit Kawasaki WR101-115Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...09031089- SKU:
- 09031089
- Availability:
- Ships Same Business Day
- Weight:
- 14.40 LBS
- FEATURES:
- STANDARD COMPRESSION PISTON
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- WRENCH RABBIT
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
$829.95 -
WSM Top-End Rebuild Kit - Original Series - Standard 010-827-10
WSM
$229.87WSM Top-End Rebuild Kit Original Series Standard 010-827-10Top-quality piston kits, Include pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gaskets09030123- SKU:
- 09030123
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- BORE SIZE METRIC:
- 81.00 MM
- PISTON SIZE METRIC:
- STANDARD
- PRODUCT NAME:
- REBUILD KIT
- PISTON MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- MODEL:
- ORIGINAL SERIES
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- TOP END
$229.87 -
WSM Top-End Rebuild Kit - Original Series - .50 mm 010-827-12
WSM
$229.87WSM Top-End Rebuild Kit Original Series .50 mm 010-827-12Top-quality piston kits, Include pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gaskets09030124- SKU:
- 09030124
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- TYPE:
- TOP END
- PISTON MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 81.50 MM
- MODEL:
- ORIGINAL SERIES
- PISTON SIZE METRIC:
- +0.50 MM
- RIDING STYLE:
- WATERCRAFT
- PRODUCT NAME:
- REBUILD KIT
$229.87 -
XCELDYNE Intake Valve Springs PSIMX2006
XCELDYNE
$75.57XCELDYNE Intake Valve Springs PSIMX2006Single spring, low drag design increases horsepower, Springs can only be used on titanium valves, Designed for use with most cam grinds, Purpose built racing valve spring made from the highest quality Kobe spring...09261269- SKU:
- 09261269
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- SPRING
- UNITS:
- PAIR
$75.57 -
On Sale
XCELDYNE Exhaust Valve Springs PSIMX2008
XCELDYNE
MSRP: $78.95Now: $51.00Was: $78.95XCELDYNE Exhaust Valve Springs PSIMX2008Exhaust Valve Spring for Offroad vehicles09261271- SKU:
- 09261271
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
MSRP: $78.95Now: $51.00Was: $78.95 -
XCELDYNE X2 Titanium Valve - Intake X2TIVM42004
XCELDYNE
$110.19XCELDYNE X2 Titanium Valve Intake X2TIVM42004Offer the off-road enthusiast superior performance at an excellent value, Incorporate a high flow design for maximum power and long service life, Feature the finest materials, tightest tolerances, and best...09262887- SKU:
- 09262887
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- VALVE TRAIN KIT
- UNITS:
- KIT
$110.19 -
XCELDYNE X2 Titanium Valve - Intake X2TIVM43008
XCELDYNE
$110.19XCELDYNE X2 Titanium Valve Intake X2TIVM43008Offer the off-road enthusiast superior performance at an excellent value, Incorporate a high flow design for maximum power and long service life, Feature the finest materials, tightest tolerances, and best...09262898- SKU:
- 09262898
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- VALVE
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$110.19 -
HINSON RACING Clutch Cover - CRF450X C154X
HINSON RACING
$159.99HINSON RACING Clutch Cover CRF450X C154XImproves heat dissipation, Stronger than stock, Race proven, Made in the U.S.A.09400738- SKU:
- 09400738
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
- MODEL:
- BILLETPROOF
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
$159.99 -
HINSON RACING Clutch Cover - RMZ450 C330
HINSON RACING
$169.99HINSON RACING Clutch Cover RMZ450 C330Improves heat dissipation, Stronger than stock, Race proven, Made in the U.S.A.09400816- SKU:
- 09400816
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PRODUCT NAME:
- COVER
- MATERIAL:
- T-6 ALUMINUM
- TYPE:
- CLUTCH
- UNITS:
- EACH
- MODEL:
- BILLETPROOF
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
$169.99 -
HINSON RACING Clutch Cover - KX250F C357
HINSON RACING
$169.99HINSON RACING Clutch Cover KX250F C357Improves heat dissipation, Stronger than stock, Race proven, Made in the U.S.A.09400817- SKU:
- 09400817
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MODEL:
- BILLETPROOF
$169.99Qty in Cart: 0Quantity:Price:$169.99Subtotal: -
HINSON RACING Clutch Cover - CRF450 C389
HINSON RACING
$159.99HINSON RACING Clutch Cover CRF450 C389Improves heat dissipation, Stronger than stock, Race proven, Made in the U.S.A.09400818- SKU:
- 09400818
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MODEL:
- BILLETPROOF
$159.99 -
HINSON RACING Clutch Cover - KX450F C263
HINSON RACING
$169.99HINSON RACING Clutch Cover KX450F C263Improves heat dissipation, Stronger than stock, Race proven, Made in the U.S.A.09400825- SKU:
- 09400825
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH
- COLOR/FINISH:
- BLACK
- MATERIAL:
- T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MODEL:
- BILLETPROOF
$169.99 -
HINSON RACING Clutch Cover C494
HINSON RACING
$199.99HINSON RACING Clutch Cover C494Improves heat dissipation, Stronger than stock, Race proven, Made in the U.S.A.09400980- SKU:
- 09400980
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MATERIAL:
- T-6 ALUMINUM
- TYPE:
- CLUTCH
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- MODEL:
- BILLETPROOF
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal:
