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!
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Dirt Bike Cams and Parts
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Dirt Bike Connecting Rods and Parts
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Dirt Bike Crankcases and Parts
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Dirt Bike Crankshafts and Parts
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Dirt Bike Cylinder Heads and Parts
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Dirt Bike Cylinders and Parts
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Dirt Bike Engine Bearings
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Dirt Bike Engine Covers
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Dirt Bike Engine Gaskets and Kits
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Dirt Bike Engine Rebuild Kits
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Dirt Bike Engine Seals - Orings and Kits
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Dirt Bike Engine Valves and Parts
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Dirt Bike Flywheel and Rod Assemblies
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Dirt Bike Fuel Filters
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Dirt Bike Miscellaneous Engine Parts
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Dirt Bike Oil Coolers
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Dirt Bike Oil Filters
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Dirt Bike Oil Lines
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Dirt Bike Oil Pumps
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Dirt Bike Piston and Ring Kits
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Dirt Bike Piston Rings Only
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Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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WISECO Top End Bearing B1013
WISECO
$23.99WISECO Top End Bearing B1013Forged 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 speedsB1013- SKU:
- B1013
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- LENGTH METRIC:
- 19.8 MM
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER METRIC:
- 19 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- INSIDE DIAMETER METRIC:
- 15 MM
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
$23.99 -
WISECO Top End Bearing B1014
WISECO
$23.99WISECO Top End Bearing B1014Forged 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 speedsB1014- SKU:
- B1014
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- APPLICATION:
- PISTON
- INSIDE DIAMETER METRIC:
- 18 MM
- MATERIAL:
- SILICONE
- LENGTH METRIC:
- 22 MM
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 23 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
$23.99 -
WISECO Cam Chain CC019
WISECO
$104.95WISECO Cam Chain CC019Made from premium materials to reduce friction and increase service life, "M" style chain gives you maximum strength and durability, Wiseco's in-house engineering ensures its cam chains exceed OEM specifications and tolerance9250319- SKU:
- 9250319
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- NUMBER OF LINKS:
- 124
- RIDING STYLE:
- STREET
- CHAIN SIZE:
- 98XRH2010
- PRODUCT NAME:
- CHAIN
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CAM
- UNITS:
- EACH
$104.95 -
WISECO Ring Set 3032XC
WISECO
$49.95WISECO Ring Set 3032XCEach ring set is for one piston9120118- SKU:
- 9120118
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BORE SIZE METRIC:
- 77.00 MM
- DISPLACEMENT:
- 250 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
$49.95 -
WISECO Wrist Pin S660
WISECO
$23.29WISECO Wrist Pin S660Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures9130009- SKU:
- 9130009
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$23.29Qty in Cart: 0Quantity:Price:$23.29Subtotal: -
WISECO Wrist Pin S682
WISECO
$23.99WISECO Wrist Pin S682Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures9130012- SKU:
- 9130012
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- OUTSIDE DIAMETER METRIC:
- 19.00 MM
- PRODUCT NAME:
- WRIST PIN
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 19,00 MM
- RIDING STYLE:
- OFF-ROAD
- LENGTH:
- 62,1 MM
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- LENGTH METRIC:
- 62.1 MM
- UNITS:
- EACH
$23.99 -
WISECO Wrist Pin S563
WISECO
$22.99WISECO Wrist Pin S563Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures9130014- SKU:
- 9130014
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH METRIC:
- 37.80 MM
- PRODUCT NAME:
- WRIST PIN
- APPLICATION:
- PISTON
- LENGTH:
- 37,80 MM
- MATERIAL:
- SILICONE
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER:
- 12,00 MM
- OUTSIDE DIAMETER METRIC:
- 12.00 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$22.99 -
WISECO Wrist Pin S668
WISECO
$22.04WISECO Wrist Pin S668Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures9130015- SKU:
- 9130015
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$22.04Qty in Cart: 0Quantity:Price:$22.04Subtotal: -
WISECO Crankshaft with Bearing and Gasket WPC142
WISECO
$596.70WISECO Crankshaft with Bearing and Gasket WPC142Include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts...9210139- SKU:
- 9210139
- Availability:
- Ships Same Business Day
- Weight:
- 13.54 LBS
- FEATURES:
- INCLUDES BEARING AND GASKET
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 62.80 MM
- TYPE:
- BOTTOM END
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- UNITS:
- KIT
$596.70 -
WISECO Crankshaft WPC161A
WISECO
$330.59WISECO Crankshaft WPC161ACrankshaft kits include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts are...9210547- SKU:
- 9210547
- Availability:
- Ships Same Business Day
- Weight:
- 6.10 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- STROKE LENGTH METRIC:
- 40.00 MM
$330.59 -
WISECO Crankshaft WPC163
WISECO
$384.95WISECO Crankshaft WPC163Crankshaft kits include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts are...9210549- SKU:
- 9210549
- Availability:
- Ships Same Business Day
- Weight:
- 7.95 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
$384.95 -
WISECO Crankshaft WPC164
WISECO
$344.95WISECO Crankshaft WPC164Crankshaft kits include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts are...9210550- SKU:
- 9210550
- Availability:
- Ships Same Business Day
- Weight:
- 6.25 LBS
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
$344.95Qty in Cart: 0Quantity:Price:$344.95Subtotal: -
WISECO Crankshaft WPC165A
WISECO
$479.95WISECO Crankshaft WPC165ACrankshaft kits include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts are...9210551- SKU:
- 9210551
- Availability:
- Ships Same Business Day
- Weight:
- 12.80 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$479.95 -
WISECO Crankshaft WPC165B
WISECO
$480.48WISECO Crankshaft WPC165BCrankshaft kits include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts are...9210552- SKU:
- 9210552
- Availability:
- Ships Same Business Day
- Weight:
- 12.75 LBS
- STROKE LENGTH METRIC:
- 72.00 MM
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
$480.48Qty in Cart: 0Quantity:Price:$480.48Subtotal: -
WISECO Crankshaft WPC166
WISECO
$364.95WISECO Crankshaft WPC166Crankshaft kits include crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job, Only one part number to stock and order, Crankshafts are...9210553- SKU:
- 9210553
- Availability:
- Ships Same Business Day
- Weight:
- 6.55 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- STROKE LENGTH METRIC:
- 46.80 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$364.95 -
WISECO Engine Rebuild Kit PWR160-100
WISECO
$968.82WISECO Engine Rebuild Kit PWR160-100Includes all top and bottom-end components for a complete engine rebuild, 4-stroke kits include a premium forged piston kit with stock compression ratio and a high-quality cam chain, 2-stroke kits include a Pro-Lite®...9031617- SKU:
- 9031617
- Availability:
- Ships Same Business Day
- Weight:
- 14.75 LBS
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 96.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
$968.82Qty in Cart: 0Quantity:Price:$968.82Subtotal: -
WISECO Engine Rebuild Kit PWR166-100
WISECO
$464.95WISECO Engine Rebuild Kit PWR166-100Includes all top and bottom-end components for a complete engine rebuild, 4-stroke kits include a premium forged piston kit with stock compression ratio and a high-quality cam chain, 2-stroke kits include a Pro-Lite®...9031618- SKU:
- 9031618
- Availability:
- Ships Same Business Day
- Weight:
- 8.20 LBS
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 48.00 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
$464.95 -
WISECO Engine Rebuild Kit PWR167-100
WISECO
$841.20WISECO Engine Rebuild Kit PWR167-100Includes all top and bottom-end components for a complete engine rebuild, 4-stroke kits include a premium forged piston kit with stock compression ratio and a high-quality cam chain, 2-stroke kits include a Pro-Lite®...9031619- SKU:
- 9031619
- Availability:
- Ships Same Business Day
- Weight:
- 11.35 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
- COMPRESSION RATIO IMPERIAL:
- 13.4:1
- BORE SIZE METRIC:
- 77.00 MM
$841.20Qty in Cart: 0Quantity:Price:$841.20Subtotal: -
WISECO Engine Rebuild Kit PWR169-100
WISECO
$886.55WISECO Engine Rebuild Kit PWR169-100Includes all top and bottom-end components for a complete engine rebuild, 4-stroke kits include a premium forged piston kit with stock compression ratio and a high-quality cam chain, 2-stroke kits include a Pro-Lite®...9031620- SKU:
- 9031620
- Availability:
- Ships Same Business Day
- Weight:
- 11.30 LBS
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
$886.55Qty in Cart: 0Quantity:Price:$886.55Subtotal: -
WISECO Engine Rebuild Kit PWR175-100
WISECO
$792.70WISECO Engine Rebuild Kit PWR175-100Includes all top and bottom-end components for a complete engine rebuild, 4-stroke kits include a premium forged piston kit with stock compression ratio and a high-quality cam chain, 2-stroke kits include a Pro-Lite®...9031621- SKU:
- 9031621
- Availability:
- Ships Same Business Day
- Weight:
- 10.85 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 56.00 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- ENGINE
$792.70Qty in Cart: 0Quantity:Price:$792.70Subtotal:
