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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WISECO Valve Kit SVKB3338
WISECO
$344.95WISECO Valve Kit SVKB3338Complete package with valves and springs for intake and exhaust, Matched steel valves and springs provide an engineered solution to your engine, OEM-quality valves manufactured by leading OEM suppliers, Precision valve springs...9263070- SKU:
- 9263070
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- MATERIAL:
- STEEL
- APPLICATION:
- INTAKE
$344.95 -
WISECO Piston - Standard - Kawasaki KX 250 617M06640
WISECO
$199.95WISECO Piston Standard Kawasaki KX 250 617M06640Forged from high-silicon aluminum alloy for maximum strength and dependability, Wiseco offers a complete range of popular piston models and years for both trail and racing applications, Durability,...617M06640- SKU:
- 617M06640
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
- BORE SIZE METRIC:
- 66.40 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
$199.95 -
WISECO Top End Bearing B1022
WISECO
$23.99WISECO Top End Bearing B1022Forged from high-silicon aluminum alloy for maximum strength and dependability, High-quality bearings are manufactured to the highest standards; case-hardened for maximum life and smooth operation at high engine speedsB1022X- SKU:
- B1022X
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- LENGTH METRIC:
- 23.5 MM
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 22 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
- APPLICATION:
- PISTON
- INSIDE DIAMETER METRIC:
- 18 MM
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- RIDING STYLE:
- WATERCRAFT
$23.99 -
WORKS CONNECTION Engine Timing Plug - Blue - Yamaha 24-550
WORKS CONNECTION
$49.95WORKS CONNECTION Engine Timing Plug Blue Yamaha 24-550Precision-machined from 6061 T-6 aluminum, Simple positive installation with an Allen wrench, Set of two plugs replaces the stock plugs, Polished to a mirror finish prior to anodizing, resulting in a...9500102- SKU:
- 9500102
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLUE
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 6061 T-6 ALUMINUM
- TYPE:
- ENGINE
- UNITS:
- SET
$49.95 -
WORKS CONNECTION Engine Timing Plug - Red 24-575
WORKS CONNECTION
$49.95WORKS CONNECTION Engine Timing Plug Red 24-575Precision-machined from 6061 T-6 aluminum, Simple positive installation with an Allen wrench, Set of two plugs replaces the stock plugs, Polished to a mirror finish prior to anodizing, resulting in a...9500111- SKU:
- 9500111
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- RED
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- UNITS:
- SET
- MATERIAL:
- 6061 T-6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
WORKS CONNECTION Engine Timing Plug - Blue - Kawasaki 24-543
WORKS CONNECTION
$49.95WORKS CONNECTION Engine Timing Plug Blue Kawasaki 24-543Precision-machined from 6061 T-6 aluminum, Simple positive installation with an Allen wrench, Set of two plugs replaces the stock plugs, Polished to a mirror finish prior to anodizing, resulting in...9500196- SKU:
- 9500196
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- PLUG
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- UNITS:
- SET
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLUE
- MATERIAL:
- 6061 T-6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
WORKS CONNECTION Dipstick - Red - CRF250R 24-246
WORKS CONNECTION
$49.95WORKS CONNECTION Dipstick Red CRF250R 24-246Machined from 6061 T-6 billet aluminum, Durable, lightweight and pre-drilled for safety wire, Pre-drilled for wire, Made in the U.S.A.9500319- SKU:
- 9500319
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- DIPSTICK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- RED
- TYPE:
- ENGINE
$49.95 -
WOSSNER Connecting Rod - 250 EXC P2023
WOSSNER
$120.95WOSSNER Connecting Rod 250 EXC P2023Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230410- SKU:
- 9230410
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- STYLE:
- STANDARD
$120.95 -
WOSSNER Connecting Rod - RM250 P2025
WOSSNER
$120.95WOSSNER Connecting Rod RM250 P2025Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230411- SKU:
- 9230411
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- STYLE:
- STANDARD
$120.95 -
WOSSNER Connecting Rod - RM250 P2027
WOSSNER
$120.95WOSSNER Connecting Rod RM250 P2027Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230412- SKU:
- 9230412
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- STYLE:
- STANDARD
$120.95Qty in Cart: 0Quantity:Price:$120.95Subtotal: -
WOSSNER Connecting Rod - YZ250 P2028
WOSSNER
$120.95WOSSNER Connecting Rod YZ250 P2028Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230413- SKU:
- 9230413
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
$120.95 -
WOSSNER Connecting Rod - YZ250 P2029
WOSSNER
$120.95WOSSNER Connecting Rod YZ250 P2029Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230414- SKU:
- 9230414
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- STYLE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$120.95 -
WOSSNER Connecting Rod - LTR450 P4011
WOSSNER
$152.95WOSSNER Connecting Rod LTR450 P4011Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230437- SKU:
- 9230437
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- STYLE:
- STANDARD
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- ATV
$152.95Qty in Cart: 0Quantity:Price:$152.95Subtotal: -
WOSSNER Connecting Rod - CRF450 P4026
WOSSNER
$164.95WOSSNER Connecting Rod CRF450 P4026Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230441- SKU:
- 9230441
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- STYLE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$164.95 -
WOSSNER Connecting Rod - CRF450 P4027
WOSSNER
$164.95WOSSNER Connecting Rod CRF450 P4027Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230442- SKU:
- 9230442
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- STYLE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$164.95 -
WOSSNER Connecting Rod - YFM700 P4031
WOSSNER
$165.00WOSSNER Connecting Rod YFM700 P4031Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230445- SKU:
- 9230445
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- RIDING STYLE:
- UTV
- STYLE:
- STANDARD
$165.00 -
WOSSNER Connecting Rod - EXC250 P4048
WOSSNER
$164.95WOSSNER Connecting Rod EXC250 P4048Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230450- SKU:
- 9230450
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
- UNITS:
- KIT
$164.95Qty in Cart: 0Quantity:Price:$164.95Subtotal: -
WOSSNER Connecting Rod - KX65 P2002
WOSSNER
MSRP: $98.95Now: $64.32Was: $98.95WOSSNER Connecting Rod KX65 P2002Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230455- SKU:
- 9230455
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- STYLE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $98.95Now: $64.32Was: $98.95Qty in Cart: 0Quantity:Price:MSRP: $98.95Now: $64.32Was: $98.95Subtotal: -
WOSSNER Connecting Rod - RM125 P2014
WOSSNER
$120.95WOSSNER Connecting Rod RM125 P2014Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230456- SKU:
- 9230456
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- STYLE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
$120.95 -
WOSSNER Connecting Rod - TRX450 P4023
WOSSNER
$164.95WOSSNER Connecting Rod TRX450 P4023Connecting Rod Kit contains all parts needed for crankshaft rebuild, Designed to fit OEM bearing and crank pin, Shot peened for ultimate strength and long life, 8620 forged alloy, FEA (computer simulation) used to fine...9230457- SKU:
- 9230457
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- STYLE:
- STANDARD
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- ATV
$164.95