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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On Sale
HOT RODS Crankshaft Kit CBK0071
HOT RODS
MSRP: $754.95Now: $692.96Was: $769.95HOT RODS Crankshaft Kit CBK0071Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210319- SKU:
- 9210319
- Availability:
- Ships Same Business Day
- Weight:
- 10.41 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
MSRP: $754.95Now: $692.96Was: $769.95 -
On Sale
HOT RODS Crankshaft Kit CBK0072
HOT RODS
MSRP: $484.95Now: $445.46Was: $494.95HOT RODS Crankshaft Kit CBK0072Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210320- SKU:
- 9210320
- Availability:
- Ships Same Business Day
- Weight:
- 15.30 LBS
- TYPE:
- OEM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $484.95Now: $445.46Was: $494.95 -
On Sale
HOT RODS Crankshaft Kit CBK0073
HOT RODS
MSRP: $506.95Now: $465.26Was: $516.95HOT RODS Crankshaft Kit CBK0073Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210321- SKU:
- 9210321
- Availability:
- Ships Same Business Day
- Weight:
- 6.20 LBS
- TYPE:
- OEM
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
MSRP: $506.95Now: $465.26Was: $516.95 -
On Sale
HOT RODS Crankshaft Kit CBK0074
HOT RODS
MSRP: $506.95Now: $465.26Was: $516.95HOT RODS Crankshaft Kit CBK0074Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210322- SKU:
- 9210322
- Availability:
- Ships Same Business Day
- Weight:
- 9.45 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
MSRP: $506.95Now: $465.26Was: $516.95 -
On Sale
HOT RODS Crankshaft Kit CBK0077
HOT RODS
MSRP: $409.95Now: $376.16Was: $417.95HOT RODS Crankshaft Kit CBK0077Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210325- SKU:
- 9210325
- Availability:
- Ships Same Business Day
- Weight:
- 8.50 LBS
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CRANKSHAFT KIT
- UNITS:
- KIT
MSRP: $409.95Now: $376.16Was: $417.95 -
On Sale
HOT RODS Crankshaft Kit CBK0078
HOT RODS
MSRP: $484.95Now: $445.46Was: $494.95HOT RODS Crankshaft Kit CBK0078Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210326- SKU:
- 9210326
- Availability:
- Ships Same Business Day
- Weight:
- 12.45 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $484.95Now: $445.46Was: $494.95 -
On Sale
HOT RODS Crankshaft Kit CBK0079
HOT RODS
MSRP: $484.95Now: $445.46Was: $494.95HOT RODS Crankshaft Kit CBK0079Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210327- SKU:
- 9210327
- Availability:
- Ships Same Business Day
- Weight:
- 12.30 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
MSRP: $484.95Now: $445.46Was: $494.95Qty in Cart: 0Quantity:Price:MSRP: $484.95Now: $445.46Was: $494.95Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0135
HOT RODS
MSRP: $484.95Now: $445.46Was: $494.95HOT RODS Crankshaft Kit CBK0135Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210367- SKU:
- 9210367
- Availability:
- Ships Same Business Day
- Weight:
- 11.90 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- OEM
- UNITS:
- KIT
MSRP: $484.95Now: $445.46Was: $494.95Qty in Cart: 0Quantity:Price:MSRP: $484.95Now: $445.46Was: $494.95Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0138
HOT RODS
MSRP: $625.95Now: $574.16Was: $637.95HOT RODS Crankshaft Kit CBK0138Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210368- SKU:
- 9210368
- Availability:
- Ships Same Business Day
- Weight:
- 13.20 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- UNITS:
- KIT
MSRP: $625.95Now: $574.16Was: $637.95Qty in Cart: 0Quantity:Price:MSRP: $625.95Now: $574.16Was: $637.95Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0139
HOT RODS
MSRP: $625.95Now: $574.16Was: $637.95HOT RODS Crankshaft Kit CBK0139Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210369- SKU:
- 9210369
- Availability:
- Ships Same Business Day
- Weight:
- 10.85 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- UNITS:
- KIT
MSRP: $625.95Now: $574.16Was: $637.95 -
On Sale
HOT RODS Crankshaft Kit CBK0141
HOT RODS
MSRP: $711.95Now: $653.36Was: $725.95HOT RODS Crankshaft Kit CBK0141Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210370- SKU:
- 9210370
- Availability:
- Ships Same Business Day
- Weight:
- 12.75 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $711.95Now: $653.36Was: $725.95 -
On Sale
HOT RODS Crankshaft Kit CBK0142
HOT RODS
MSRP: $298.91Now: $269.02Was: $298.91Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely rebuildable with genuine Hot Rods...9210371- SKU:
- 9210371
- Weight:
- 108.00 LBS
MSRP: $298.91Now: $269.02Was: $298.91Qty in Cart: 0Quantity:Price:MSRP: $298.91Now: $269.02Was: $298.91Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0148
HOT RODS
MSRP: $469.95Now: $422.96Was: $469.95Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely rebuildable with genuine Hot Rods...9210375- SKU:
- 9210375
- Weight:
- 8.45 LBS
MSRP: $469.95Now: $422.96Was: $469.95Qty in Cart: 0Quantity:Price:MSRP: $469.95Now: $422.96Was: $469.95Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0153
HOT RODS
MSRP: $691.80Now: $622.62Was: $691.80Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely rebuildable with genuine Hot Rods...9210376- SKU:
- 9210376
- Weight:
- 155.00 LBS
MSRP: $691.80Now: $622.62Was: $691.80Qty in Cart: 0Quantity:Price:MSRP: $691.80Now: $622.62Was: $691.80Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0159
HOT RODS
MSRP: $679.95Now: $624.56Was: $693.95HOT RODS Crankshaft Kit CBK0159Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210381- SKU:
- 9210381
- Availability:
- Ships Same Business Day
- Weight:
- 13.15 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
MSRP: $679.95Now: $624.56Was: $693.95 -
On Sale
HOT RODS Crankshaft Kit CBK0165
HOT RODS
MSRP: $797.95Now: $732.56Was: $813.95HOT RODS Crankshaft Kit CBK0165Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210386- SKU:
- 9210386
- Availability:
- Ships Same Business Day
- Weight:
- 13.35 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STROKER
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
MSRP: $797.95Now: $732.56Was: $813.95 -
On Sale
HOT RODS Crankshaft Kit CBK0167
HOT RODS
MSRP: $754.95Now: $692.96Was: $769.95HOT RODS Crankshaft Kit CBK0167Assembly sold complete with Hot Rods connecting rod, Factory assembled and true to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance, Ready for installation, Crankshaft is completely...9210387- SKU:
- 9210387
- Availability:
- Ships Same Business Day
- Weight:
- 10.05 LBS
- TYPE:
- OEM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $754.95Now: $692.96Was: $769.95 -
On Sale
HOT RODS Crankshaft 4021
HOT RODS
MSRP: $420.95Now: $386.06Was: $428.95HOT RODS Crankshaft 4021Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...9210388- SKU:
- 9210388
- Availability:
- Ships Same Business Day
- Weight:
- 7.18 LBS
- COLOR/FINISH:
- STEEL
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- DISPLACEMENT:
- 250 CC
- FEATURES:
- HEAVY DUTY CRANKSHAFT
- MODEL:
- 4-CYCLE
- STROKE LENGTH METRIC:
- 53.60 MM
- TYPE:
- OEM STROKE
MSRP: $420.95Now: $386.06Was: $428.95 -
On Sale
HOT RODS Crankshaft 4031
HOT RODS
MSRP: $355.95Now: $326.66Was: $362.95HOT RODS Crankshaft 4031Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...9210389- SKU:
- 9210389
- Availability:
- Ships Same Business Day
- Weight:
- 4.06 LBS
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- STROKE LENGTH METRIC:
- 40.80 MM
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- DISPLACEMENT:
- 65 CC
- FEATURES:
- STANDARD CRANKSHAFT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- OEM STROKE
- MATERIAL:
- 4140 STEEL
- MODEL:
- 2-CYCLE
MSRP: $355.95Now: $326.66Was: $362.95 -
On Sale
HOT RODS Crankshaft 4098
HOT RODS
MSRP: $409.95Now: $376.16Was: $417.95HOT RODS Crankshaft 4098Sold complete with the original proven Hot Rods connecting rods, top-end bearings and crankshaft webs, Factory assembled and trued to OEM specifications; meet or surpass OEM in performance and durability, Complete and ready for...9210244- SKU:
- 9210244
- Availability:
- Ships Same Business Day
- Weight:
- 9.45 LBS
- FEATURES:
- STANDARD CRANKSHAFT
- MODEL:
- 4-CYCLE
- TYPE:
- OEM STROKE
- DISPLACEMENT:
- 450 CC
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- COLOR/FINISH:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 60.80 MM
MSRP: $409.95Now: $376.16Was: $417.95
