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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PROX Crank Bearing and Seal Kit 23.CBS62001
PROX
$106.79PROX Crank Bearing and Seal Kit 23.CBS62001Made to exact OEM specifications for maximum performance and durability, Includes all necessary bearings/seals for a component's replacement, For use with OEM or Pro X crankshafts9240363- SKU:
- 9240363
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PRODUCT NAME:
- BEARING AND SEAL KIT
- TYPE:
- BALL
- STYLE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- STREET
$106.79 -
PROX Crank Bearing and Seal Kit 23.CBS63000
PROX
$124.36PROX Crank Bearing and Seal Kit 23.CBS63000Made to exact OEM specifications for maximum performance and durability, Includes all necessary bearings/seals for a component's replacement, For use with OEM or Pro X crankshafts9240364- SKU:
- 9240364
- Availability:
- Ships Same Business Day
- Weight:
- 1.34 LBS
$124.36Qty in Cart: 0Quantity:Price:$124.36Subtotal: -
PROX Crank Bearing and Seal Kit 23.CBS63004
PROX
$128.18PROX Crank Bearing and Seal Kit 23.CBS63004Made to exact OEM specifications for maximum performance and durability, Includes all necessary bearings/seals for a component's replacement, For use with OEM or Pro X crankshafts9240365- SKU:
- 9240365
- Availability:
- Ships Same Business Day
- Weight:
- 1.33 LBS
- PRODUCT NAME:
- BEARING AND SEAL KIT
- TYPE:
- BALL
- STYLE:
- 2-STROKE
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$128.18 -
PROX Crank Bearing and Seal Kit 23.CBS63006
PROX
$150.78PROX Crank Bearing and Seal Kit 23.CBS63006Made to exact OEM specifications for maximum performance and durability, Includes all necessary bearings/seals for a component's replacement, For use with OEM or Pro X crankshafts9240366- SKU:
- 9240366
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PRODUCT NAME:
- BEARING AND SEAL KIT
- STYLE:
- 4-STROKE
- TYPE:
- BALL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- CRANKSHAFT
$150.78 -
PROX Connecting Rod Kit - KTM 125/150 SX 03.6226
PROX
$129.43PROX Connecting Rod Kit KTM 125/150 SX 03.6226Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230471- SKU:
- 9230471
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- FORGED
- MATERIAL:
- STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
$129.43 -
PROX Connecting Rod Kit - Honda CRF450R 03.1417
PROX
$188.84PROX Connecting Rod Kit Honda CRF450R 03.1417Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230460- SKU:
- 9230460
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$188.84 -
PROX Connecting Rod Kit - Kawasaki KX 250 F 03.4347
PROX
$238.04PROX Connecting Rod Kit Kawasaki KX 250 F 03.4347Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230461- SKU:
- 9230461
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- UNITS:
- KIT
- MATERIAL:
- STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 4-STROKE
- MATERIAL:
- FORGED
$238.04 -
PROX Connecting Rod Kit - Honda CRF250R 03.1348
PROX
$180.50PROX Connecting Rod Kit Honda CRF250R 03.1348Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230561- SKU:
- 9230561
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- CONNECTING ROD KIT
$180.50 -
PROX Connecting Rod Kit - KTM 85 SX/Husqvarna TC 85 03.6113
PROX
$111.14PROX Connecting Rod Kit KTM 85 SX/Husqvarna TC 85 03.6113Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230331- SKU:
- 9230331
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- ENGINE TYPE:
- 2-STROKE
- MATERIAL:
- FORGED
- MATERIAL:
- STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$111.14 -
PROX Connecting Rod 03.6029
PROX
$114.19PROX Connecting Rod 03.6029Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230277- SKU:
- 9230277
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 2-STROKE
- MATERIAL:
- FORGED STEEL
$114.19 -
PROX Connecting Rod Kit 03.2440
PROX
$188.84PROX Connecting Rod Kit 03.2440Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230279- SKU:
- 9230279
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- FORGED STEEL
$188.84 -
PROX Connecting Rod Kit 03.4340
PROX
$180.50PROX Connecting Rod Kit 03.4340Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230280- SKU:
- 9230280
- Availability:
- Ships Same Business Day
- Weight:
- 1.17 LBS
- UNITS:
- EACH
- ENGINE TYPE:
- 4-STROKE
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
$180.50 -
PROX Connecting Rod Kit 03.6336
PROX
$181.90PROX Connecting Rod Kit 03.6336Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230281- SKU:
- 9230281
- Availability:
- Ships Same Business Day
- Weight:
- 1.14 LBS
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- FORGED STEEL
- ENGINE TYPE:
- 4-STROKE
$181.90 -
PROX Connecting Rod Kit 03.6340
PROX
$181.90PROX Connecting Rod Kit 03.6340Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230282- SKU:
- 9230282
- Availability:
- Ships Same Business Day
- Weight:
- 1.22 LBS
- FEATURES:
- INCLUDES THRUST WASHERS
- MATERIAL:
- FORGED STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
$181.90 -
PROX Connecting Rod Kit 03.6519
PROX
$205.65PROX Connecting Rod Kit 03.6519Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230283- SKU:
- 9230283
- Availability:
- Ships Same Business Day
- Weight:
- 2.38 LBS
- UNITS:
- EACH
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- FORGED STEEL
$205.65 -
PROX Connecting Rod Kit - Honda CRF150R 03.1227
PROX
$148.83PROX Connecting Rod Kit Honda CRF150R 03.1227Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230237- SKU:
- 9230237
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
- ENGINE TYPE:
- 2-STROKE
- MATERIAL:
- FORGED
- MATERIAL:
- STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$148.83 -
PROX Connecting Rod Kit - Honda XR250R 03.1357
PROX
$174.51PROX Connecting Rod Kit Honda XR250R 03.1357Come complete with crankpin, big-end bearing, small-end bearing and washers, Easy to install9230238- SKU:
- 9230238
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
$174.51Qty in Cart: 0Quantity:Price:$174.51Subtotal: -
PROX Connecting Rod Kit 03.1405
PROX
$188.84PROX Connecting Rod Kit 03.1405Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230239- SKU:
- 9230239
- Availability:
- Ships Same Business Day
- Weight:
- 1.71 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- FEATURES:
- INCLUDES THRUST WASHERS
- MATERIAL:
- FORGED STEEL
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- ATV
$188.84 -
PROX Connecting Rod Kit 03.1660
PROX
$205.65PROX Connecting Rod Kit 03.1660Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230241- SKU:
- 9230241
- Availability:
- Ships Same Business Day
- Weight:
- 2.27 LBS
- ENGINE TYPE:
- 4-STROKE
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$205.65 -
PROX Connecting Rod Kit 03.4409
PROX
$188.84PROX Connecting Rod Kit 03.4409Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install9230245- SKU:
- 9230245
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- ENGINE TYPE:
- 4-STROKE
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- CONNECTING ROD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$188.84