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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HOT CAMS Exhaust Camshaft 2201-1E
HOT CAMS
$268.95HOT CAMS Exhaust Camshaft 2201-1EHigh-performance racing camshafts, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower, Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams...9250657- SKU:
- 9250657
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- EXHAUST DURATION IMPERIAL:
- 239°
- UNITS:
- EACH
- EXHAUST LIFT METRIC:
- 8.38 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
$268.95Qty in Cart: 0Quantity:Price:$268.95Subtotal: -
HOT CAMS Camshaft 2203-2IN
HOT CAMS
$245.95HOT CAMS Camshaft 2203-2INHigh-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...9250659- SKU:
- 9250659
- Availability:
- Ships Same Business Day
- Weight:
- 0.83 LBS
- INTAKE DURATION IMPERIAL:
- 256°
- INTAKE LIFT METRIC:
- 9.40 MM
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- UNITS:
- EACH
$245.95 -
HOT CAMS Exhaust Camshaft 2204-2E
HOT CAMS
$268.95HOT CAMS Exhaust Camshaft 2204-2EHigh-performance racing camshafts, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower, Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams...9250660- SKU:
- 9250660
- Availability:
- Ships Same Business Day
- Weight:
- 1.01 LBS
- EXHAUST DURATION IMPERIAL:
- 244°
- EXHAUST LIFT METRIC:
- 8.89 MM
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 2
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$268.95 -
HOT CAMS Camshaft 2218-1IN
HOT CAMS
$245.95HOT CAMS Camshaft 2218-1INHigh-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...9250661- SKU:
- 9250661
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- INTAKE DURATION IMPERIAL:
- 237°
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- APPLICATION:
- INTAKE
- INTAKE LIFT METRIC:
- 9.14 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$245.95 -
HOT CAMS Exhaust Camshaft 2219-1E
HOT CAMS
$280.95HOT CAMS Exhaust Camshaft 2219-1EHigh-performance racing camshafts, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower, Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams...9250662- SKU:
- 9250662
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- EXHAUST LIFT METRIC:
- 8.38 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 239°
$280.95 -
HOT CAMS Camshaft 2185-1IN
HOT CAMS
$245.95HOT CAMS Camshaft 2185-1INHigh-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...9250553- SKU:
- 9250553
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- INTAKE DURATION IMPERIAL:
- 234°
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CAM
- UNITS:
- EACH
- PRODUCT NAME:
- CAMSHAFT
- APPLICATION:
- INTAKE
- INTAKE LIFT METRIC:
- 9.14 MM
$245.95 -
HOT CAMS Exhaust Camshaft 2186-1E
HOT CAMS
$268.95HOT CAMS Exhaust Camshaft 2186-1EHigh-performance racing camshafts, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower, Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams...9250554- SKU:
- 9250554
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- EXHAUST DURATION IMPERIAL:
- 240°
- EXHAUST LIFT METRIC:
- 8.38 MM
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$268.95 -
HOT CAMS Camshaft 2187-2IN
HOT CAMS
$245.95HOT CAMS Camshaft 2187-2INHigh-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...9250555- SKU:
- 9250555
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- INTAKE DURATION IMPERIAL:
- 250°
- INTAKE LIFT METRIC:
- 9.91 MM
- TYPE:
- CAM
- UNITS:
- EACH
- PRODUCT NAME:
- CAMSHAFT
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
$245.95 -
HOT CAMS Exhaust Camshaft 2188-2E
HOT CAMS
$268.95HOT CAMS Exhaust Camshaft 2188-2EHigh-performance racing camshafts, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower, Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams...9250556- SKU:
- 9250556
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- EXHAUST LIFT METRIC:
- 10.80 MM
- TYPE:
- STAGE 2
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 259°
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
$268.95 -
HOT CAMS Camshaft 2196-1IN
HOT CAMS
$180.95HOT CAMS Camshaft 2196-1INHigh-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...9250563- SKU:
- 9250563
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- INTAKE DURATION IMPERIAL:
- 234°
- TYPE:
- CAM
- UNITS:
- EACH
- PRODUCT NAME:
- CAMSHAFT
- APPLICATION:
- INTAKE
- INTAKE LIFT METRIC:
- 9.14 MM
- RIDING STYLE:
- OFF-ROAD
$180.95 -
HOT CAMS Exhaust Camshaft 2197-1E
HOT CAMS
$200.95HOT CAMS Exhaust Camshaft 2197-1EHigh-performance racing camshafts, In most applications, Stage 1 cams deliver more torque and Stage 2 cams provide more peak horsepower, Select cams feature Hot Cams Improved Throttle Design (ITR) technology; these cams...9250564- SKU:
- 9250564
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- EXHAUST DURATION IMPERIAL:
- 236°
- EXHAUST LIFT METRIC:
- 8.89 MM
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$200.95Qty in Cart: 0Quantity:Price:$200.95Subtotal: -
HOT CAMS Intake Valve 8400001-2
HOT CAMS
$99.00HOT CAMS Intake Valve 8400001-2Forged one-piece OEM replacement valveS, Precision machined valve head and seat surfaces, Nitride coated, Induction hardened valve stem tip, Precision polished surface, Compatible with OEM valve keepers9262598- SKU:
- 9262598
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- BASE COLOR:
- SILVER
- COLOR/FINISH:
- TITANIUM
- MATERIAL:
- NITRIDE COATED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$99.00 -
HOT CAMS Intake Valve 8400002-2
HOT CAMS
$99.00HOT CAMS Intake Valve 8400002-2Forged one-piece OEM replacement valveS, Precision machined valve head and seat surfaces, Nitride coated, Induction hardened valve stem tip, Precision polished surface, Compatible with OEM valve keepers9262601- SKU:
- 9262601
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- COLOR/FINISH:
- TITANIUM
- MATERIAL:
- NITRIDE COATED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- SILVER
$99.00 -
HOT CAMS Exhaust Valve 8400001-1
HOT CAMS
$42.95HOT CAMS Exhaust Valve 8400001-1Forged one-piece OEM replacement valves, Precision machined valve head and seat surfaces, Nitride coated, Induction hardened valve stem tip, Precision polished surface, Compatible with OEM valve keepers9262902- SKU:
- 9262902
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- LENGTH METRIC:
- 82.00 MM
- APPLICATION:
- EXHAUST
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- VALVE
- STEM DIAMETER METRIC:
- 4.970 MM
- UNITS:
- EACH
- OUTSIDE DIAMETER METRIC:
- 26.00 MM
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$42.95 -
HOT CAMS Exhaust Valve 8400001-5
HOT CAMS
$42.95HOT CAMS Exhaust Valve 8400001-5Forged one-piece OEM replacement valves, Precision machined valve head and seat surfaces, Nitride coated, Induction hardened valve stem tip, Precision polished surface, Compatible with OEM valve keepers9262903- SKU:
- 9262903
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- STEM DIAMETER METRIC:
- 4.460 MM
- APPLICATION:
- EXHAUST
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- VALVE
- LENGTH METRIC:
- 82.00 MM
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- OUTSIDE DIAMETER METRIC:
- 26.00 MM
- UNITS:
- EACH
$42.95 -
HOT CAMS Valve Shim - 8.90 x 1.72 - 5 pack 5PK890172
HOT CAMS
$9.35HOT CAMS Valve Shim 8.90 x 1.72 5 pack 5PK890172Replacement packs of shims to refill Valve Shim Kits9261349- SKU:
- 9261349
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 1.72 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
$9.35Qty in Cart: 0Quantity:Price:$9.35Subtotal: -
HOT CAMS Valve Shim - 8.90 x 1.76 - 5 pack 5PK890176
HOT CAMS
$9.35HOT CAMS Valve Shim 8.90 x 1.76 5 pack 5PK890176Replacement packs of shims to refill Valve Shim Kits9261350- SKU:
- 9261350
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 1.76 MM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
$9.35 -
HOT CAMS Valve Shim - 8.90 x 1.84 - 5 pack 5PK890184
HOT CAMS
$9.35HOT CAMS Valve Shim 8.90 x 1.84 5 pack 5PK890184Replacement packs of shims to refill Valve Shim Kits9261352- SKU:
- 9261352
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 1.84 MM
$9.35 -
HOT CAMS Valve Shim - 8.90 x 1.88 - 5 pack 5PK890188
HOT CAMS
$9.35HOT CAMS Valve Shim 8.90 x 1.88 5 pack 5PK890188Replacement packs of shims to refill Valve Shim Kits9261353- SKU:
- 9261353
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 1.88 MM
- RIDING STYLE:
- UTV
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
$9.35 -
HOT CAMS Valve Shim - 8.90 x 1.96 - 5 pack 5PK890196
HOT CAMS
$9.35HOT CAMS Valve Shim 8.90 x 1.96 5 pack 5PK890196Replacement packs of shims to refill Valve Shim Kits9261355- SKU:
- 9261355
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 1.96 MM
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
$9.35
