Dirt Bike Engine
Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!
- Dirt Bike Cams and Parts
- Dirt Bike Connecting Rods and Parts
- Dirt Bike Crankcases and Parts
- Dirt Bike Crankshafts and Parts
- Dirt Bike Cylinder Heads and Parts
- Dirt Bike Cylinders and Parts
- Dirt Bike Engine Bearings
- Dirt Bike Engine Covers
- Dirt Bike Engine Gaskets and Kits
- Dirt Bike Engine Rebuild Kits
- Dirt Bike Engine Seals - Orings and Kits
- Dirt Bike Engine Valves and Parts
- Dirt Bike Flywheel and Rod Assemblies
- Dirt Bike Fuel Filters
- Dirt Bike Miscellaneous Engine Parts
- Dirt Bike Oil Coolers
- Dirt Bike Oil Filters
- Dirt Bike Oil Lines
- Dirt Bike Oil Pumps
- Dirt Bike Piston and Ring Kits
- Dirt Bike Piston Rings Only
- Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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WRENCH RABBIT Engine Kit - KTM WR101-172
WRENCH RABBIT
$808.95WRENCH RABBIT Engine Kit KTM WR101-172Convenient 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...9031312- SKU:
- 9031312
- Availability:
- Ships Same Business Day
- Weight:
- 11.05 LBS
$808.95Qty in Cart: 0Quantity:Price:$808.95Subtotal: -
WRENCH RABBIT Engine Kit - KTM WR101-173
WRENCH RABBIT
$913.95WRENCH 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...9031313- SKU:
- 9031313
- 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
$913.95Qty in Cart: 0Quantity:Price:$913.95Subtotal: -
WRENCH RABBIT Engine Kit - Suzuki WR101-169
WRENCH RABBIT
$1,044.95WRENCH 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...9031314- SKU:
- 9031314
- 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
$1,044.95Qty in Cart: 0Quantity:Price:$1,044.95Subtotal: -
WRENCH RABBIT Engine Kit - Yamaha WR101-168
WRENCH RABBIT
$989.95WRENCH 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...9031315- SKU:
- 9031315
- 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
$989.95 -
WRENCH RABBIT Engine Kit - Kawasaki WR101-111
WRENCH RABBIT
$725.95WRENCH 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...9031085- SKU:
- 9031085
- 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
$725.95 -
WRENCH RABBIT Engine Kit - Kawasaki WR101-115
WRENCH RABBIT
$748.95WRENCH 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...9031089- SKU:
- 9031089
- 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
$748.95 -
WSM Top-End Rebuild Kit - Original Series - Standard 010-827-10
WSM
$241.86WSM 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 gaskets9030123- SKU:
- 9030123
- 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
$241.86Qty in Cart: 0Quantity:Price:$241.86Subtotal: -
WSM Top-End Rebuild Kit - Original Series - .50 mm 010-827-12
WSM
$241.86WSM 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 gaskets9030124- SKU:
- 9030124
- 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
$241.86 -
XCELDYNE Intake Valve Springs PSIMX2006
XCELDYNE
$78.95XCELDYNE 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...9261269- SKU:
- 9261269
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- SPRING
- UNITS:
- PAIR
$78.95 -
XCELDYNE Exhaust Valve Springs PSIMX2007
XCELDYNE
$78.95XCELDYNE Exhaust Valve Springs PSIMX2007Exhaust Valve Spring for Offroad vehicles9261270- SKU:
- 9261270
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STAINLESS STEEL
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$78.95Qty in Cart: 0Quantity:Price:$78.95Subtotal: -
XCELDYNE Exhaust Valve Springs PSIMX2008
XCELDYNE
MSRP: $78.95Now: $51.32Was: $78.95XCELDYNE Exhaust Valve Springs PSIMX2008Exhaust Valve Spring for Offroad vehicles9261271- SKU:
- 9261271
- 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: $51.32Was: $78.95 -
XCELDYNE X2 Titanium Valve - Intake X2TIVM42004
XCELDYNE
$117.95XCELDYNE 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...9262887- SKU:
- 9262887
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- VALVE TRAIN KIT
- UNITS:
- KIT
$117.95 -
XCELDYNE X2 Titanium Valve - Exhaust X2TEVM42003
XCELDYNE
$117.95XCELDYNE X2 Titanium Valve Exhaust X2TEVM42003Offer 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...9262888- SKU:
- 9262888
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE TRAIN KIT
- MATERIAL:
- TITANIUM
$117.95Qty in Cart: 0Quantity:Price:$117.95Subtotal: -
XCELDYNE X2 Titanium Valve Kit - Intake X2VIK42004T
XCELDYNE
$339.95Offer 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 finishes, X2 Titanium Valves are full CrN coated...9262891- SKU:
- 9262891
- Weight:
- 4.00 LBS
$339.95Qty in Cart: 0Quantity:Price:$339.95Subtotal: -
XCELDYNE X2 Titanium Valve - Exhaust X2TEVM43005
XCELDYNE
$117.95XCELDYNE X2 Titanium Valve Exhaust X2TEVM43005Offer 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...9262897- SKU:
- 9262897
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$117.95Qty in Cart: 0Quantity:Price:$117.95Subtotal: -
XCELDYNE X2 Titanium Valve - Intake X2TIVM43008
XCELDYNE
$117.95XCELDYNE 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...9262898- SKU:
- 9262898
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- VALVE
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$117.95 -
XCELDYNE Complete Valve Kit X2VMK11000
XCELDYNE
$454.95XCELDYNE Complete Valve Kit X2VMK11000Offer the off-road enthusiast superior performance at an excellent value, Incorporate a high flow design for maximum power and long service life, X2 Titanium Valves are full CrN coated for extended service life, The...9262096- SKU:
- 9262096
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- APPLICATION:
- INTAKE
- BASE FINISH:
- NATURAL
- COLOR/FINISH:
- STEEL
- MATERIAL:
- STEEL
- APPLICATION:
- EXHAUST
- MODEL:
- X2
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$454.95Qty in Cart: 0Quantity:Price:$454.95Subtotal: -
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.9400738- SKU:
- 9400738
- 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.9400816- SKU:
- 9400816
- 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.9400817- SKU:
- 9400817
- 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: