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 Bottom End Kit CBK0205
HOT RODS
MSRP: $582.95Now: $535.46Was: $594.95HOT RODS Bottom End Kit CBK0205Kit features everything needed to complete crankshaft installation including Hot Rods main bearings and seals kit plus a complete engine gasket set that includes all gaskets and seals for a complete engine rebuild, "Stroker...9210576- SKU:
- 9210576
- Availability:
- Ships Same Business Day
- Weight:
- 10.00 LBS
- MODEL:
- 4-CYCLE
- UNITS:
- KIT
- MATERIAL:
- 4140 STEEL
- STROKE LENGTH METRIC:
- STANDARD
- TYPE:
- OE REPLACEMENT
- COLOR/FINISH:
- STEEL
- PRODUCT NAME:
- BOTTOM END KIT
- RIDING STYLE:
- OFF-ROAD
MSRP: $582.95Now: $535.46Was: $594.95 -
On Sale
HOT RODS Crankshaft Kit CBK0091
HOT RODS
MSRP: $387.95Now: $356.36Was: $395.95HOT RODS Crankshaft Kit CBK0091Assembly 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...9210336- SKU:
- 9210336
- Availability:
- Ships Same Business Day
- Weight:
- 8.25 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- OEM
MSRP: $387.95Now: $356.36Was: $395.95 -
On Sale
HOT RODS Crankshaft Kit CBK0092
HOT RODS
MSRP: $610.95Now: $549.86Was: $610.95HOT RODS Crankshaft Kit CBK0092Assembly 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...9210337- SKU:
- 9210337
- Availability:
- Ships Same Business Day
- Weight:
- 11.95 LBS
- TYPE:
- OEM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $610.95Now: $549.86Was: $610.95 -
On Sale
HOT RODS Crankshaft Kit CBK0093
HOT RODS
MSRP: $560.95Now: $514.76Was: $571.95HOT RODS Crankshaft Kit CBK0093Assembly 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...9210338- SKU:
- 9210338
- Availability:
- Ships Same Business Day
- Weight:
- 12.85 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $560.95Now: $514.76Was: $571.95 -
On Sale
HOT RODS Crankshaft Kit CBK0094
HOT RODS
MSRP: $582.95Now: $535.46Was: $594.95HOT RODS Crankshaft Kit CBK0094Assembly 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...9210339- SKU:
- 9210339
- Availability:
- Ships Same Business Day
- Weight:
- 12.55 LBS
- TYPE:
- OEM
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
MSRP: $582.95Now: $535.46Was: $594.95 -
On Sale
HOT RODS Crankshaft Kit CBK0095
HOT RODS
MSRP: $711.95Now: $653.36Was: $725.95HOT RODS Crankshaft Kit CBK0095Assembly 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...9210340- SKU:
- 9210340
- Availability:
- Ships Same Business Day
- Weight:
- 13.35 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $711.95Now: $653.36Was: $725.95 -
On Sale
HOT RODS Crankshaft Kit CBK0099
HOT RODS
MSRP: $603.95Now: $554.36Was: $615.95HOT RODS Crankshaft Kit CBK0099Assembly 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...9210341- SKU:
- 9210341
- Availability:
- Ships Same Business Day
- Weight:
- 9.90 LBS
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CRANKSHAFT KIT
MSRP: $603.95Now: $554.36Was: $615.95 -
On Sale
HOT RODS Crankshaft Kit CBK0100
HOT RODS
MSRP: $344.95Now: $316.76Was: $351.95HOT RODS Crankshaft Kit CBK0100Assembly 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...9210342- SKU:
- 9210342
- Availability:
- Ships Same Business Day
- Weight:
- 6.30 LBS
- TYPE:
- OEM
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $344.95Now: $316.76Was: $351.95Qty in Cart: 0Quantity:Price:MSRP: $344.95Now: $316.76Was: $351.95Subtotal: -
On Sale
HOT RODS Crankshaft Kit CBK0101
HOT RODS
MSRP: $344.95Now: $316.76Was: $351.95HOT RODS Crankshaft Kit CBK0101Assembly 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...9210343- SKU:
- 9210343
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- OEM
- UNITS:
- KIT
MSRP: $344.95Now: $316.76Was: $351.95 -
On Sale
HOT RODS Crankshaft Kit CBK0102
HOT RODS
MSRP: $323.95Now: $296.96Was: $329.95HOT RODS Crankshaft Kit CBK0102Assembly 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...9210344- SKU:
- 9210344
- Availability:
- Ships Same Business Day
- Weight:
- 6.65 LBS
- PRODUCT NAME:
- CRANKSHAFT KIT
- TYPE:
- OEM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $323.95Now: $296.96Was: $329.95 -
On Sale
HOT RODS Crankshaft 4075
HOT RODS
MSRP: $269.95Now: $247.46Was: $274.95HOT RODS Crankshaft 4075Sold 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...9210127- SKU:
- 9210127
- Availability:
- Ships Same Business Day
- Weight:
- 5.25 LBS
- COLOR/FINISH:
- STEEL
- DISPLACEMENT:
- 150 CC
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 43.80 MM
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- FEATURES:
- HEAVY DUTY CRANKSHAFT
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- MODEL:
- 4-CYCLE
- TYPE:
- OEM STROKE
MSRP: $269.95Now: $247.46Was: $274.95 -
On Sale
HOT RODS Crankshaft 4083
HOT RODS
MSRP: $355.95Now: $326.66Was: $362.95HOT RODS Crankshaft 4083Sold 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...9210128- SKU:
- 9210128
- Availability:
- Ships Same Business Day
- Weight:
- 7.17 LBS
- STROKE LENGTH METRIC:
- 52.20 MM
- FEATURES:
- HEAVY DUTY CRANKSHAFT
- MATERIAL:
- 4140 STEEL
- UNITS:
- ASSEMBLY
- COLOR/FINISH:
- STEEL
- PRODUCT NAME:
- CRANKSHAFT ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 250 CC
- MODEL:
- 4-CYCLE
- TYPE:
- OEM STROKE
MSRP: $355.95Now: $326.66Was: $362.95 -
COMETIC Top End Gasket Set - Gas Gas C3261
COMETIC
$56.95COMETIC Top End Gasket Set Gas Gas C3261Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...9344128- SKU:
- 9344128
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$56.95 -
HOT CAMS Cam Chain HC98XRH2010124
HOT CAMS
$60.95HOT CAMS Cam Chain HC98XRH2010124Silent chain, Exclusive heat-treated links create excellent friction and impact resistance, Engineered to exceed OEM specifications and tolerances9250765- SKU:
- 9250765
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MODEL:
- SILENT
- RIDING STYLE:
- STREET
- BASE FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CAM
- CHAIN SIZE:
- 98XRH2010
- PRODUCT NAME:
- CHAIN
- COLOR/FINISH:
- RAW
- MATERIAL:
- STEEL
- UNITS:
- EACH
$60.95Qty in Cart: 0Quantity:Price:$60.95Subtotal: -
HOT CAMS Cam Chain HC92RH2015108
HOT CAMS
$64.95HOT CAMS Cam Chain HC92RH2015108Silent chain, Exclusive heat-treated links create excellent friction and impact resistance, Engineered to exceed OEM specifications and tolerances9250822- SKU:
- 9250822
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BASE FINISH:
- RAW
- CHAIN SIZE:
- 92RH2015
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- CHAIN
- MODEL:
- SILENT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CAM
- COLOR/FINISH:
- RAW
- MATERIAL:
- STEEL
- UNITS:
- EACH
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
HOT CAMS Cam Chain HC98XRH2015112
HOT CAMS
$100.95HOT CAMS Cam Chain HC98XRH2015112Silent chain, Exclusive heat-treated links create excellent friction and impact resistance, Engineered to exceed OEM specifications and tolerances9250823- SKU:
- 9250823
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BASE FINISH:
- RAW
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MODEL:
- SILENT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CAM
- CHAIN SIZE:
- 98XRH2015
- COLOR/FINISH:
- RAW
- PRODUCT NAME:
- CHAIN
- UNITS:
- EACH
$100.95 -
HOT CAMS Cam Chain HC82RH2015126
HOT CAMS
$50.95HOT CAMS Cam Chain HC82RH2015126Silent chain, Exclusive heat-treated links create excellent friction and impact resistance, Engineered to exceed OEM specifications and tolerances9250860- SKU:
- 9250860
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CHAIN SIZE:
- 82RH2015
- COLOR/FINISH:
- RAW
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- CHAIN
- BASE FINISH:
- RAW
- RIDING STYLE:
- STREET
- TYPE:
- CAM
- MODEL:
- SILENT
$50.95 -
HOT CAMS Cam Chain HC98XRH2010120
HOT CAMS
$39.95HOT CAMS Cam Chain HC98XRH2010120Silent chain, Exclusive heat-treated links create excellent friction and impact resistance, Engineered to exceed OEM specifications and tolerances9250864- SKU:
- 9250864
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- BASE FINISH:
- RAW
- MATERIAL:
- STEEL
- MODEL:
- SILENT
- TYPE:
- CAM
- CHAIN SIZE:
- 98XRH2010
- RIDING STYLE:
- ATV
- COLOR/FINISH:
- RAW
- PRODUCT NAME:
- CHAIN
- UNITS:
- EACH
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
HOT CAMS Camshaft 1264-1
HOT CAMS
$362.95HOT CAMS Camshaft 1264-1High-performance racing camshafts, Stage 1 and Stage 2 performance camshafts are drop-in cams that are designed to be used with stock valve springs, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide...9250865- SKU:
- 9250865
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 266°
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- ITR DESIGN
- APPLICATION:
- INTAKE
- EXHAUST LIFT METRIC:
- 8.84 MM
- UNITS:
- EACH
- INTAKE DURATION IMPERIAL:
- 241°
- INTAKE LIFT METRIC:
- 8.26 MM
- PRODUCT NAME:
- CAMSHAFT
$362.95 -
HOT CAMS Camshaft 2200-1IN
HOT CAMS
$245.95HOT CAMS Camshaft 2200-1INHigh-performance racing camshafts, Stage 1 and Stage 2 performance camshafts are drop-in cams that are designed to be used with stock valve springs, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide...9250656- SKU:
- 9250656
- Availability:
- Ships Same Business Day
- Weight:
- 0.87 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- CAMSHAFT
- INTAKE LIFT METRIC:
- 9.40 MM
- UNITS:
- EACH
- INTAKE DURATION IMPERIAL:
- 237°
$245.95
