Dirt Bike Engine
Discover a full range of dirt bike engine components for rebuilding or upgrading your performance. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts.
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Hot Cams Exhaust Camshaft for Kawasaki KLX450R 2008-2009 2199-2E
HOT CAMS
$145.95HOT CAMS Exhaust Camshaft 2199-2E Elevate your racing performance with the HOT CAMS Exhaust Camshaft 2199-2E, designed for high-performance applications. This camshaft optimizes throttle response and enhances power delivery across the RPM range, making...09250566- SKU:
- 09250566
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- EXHAUST LIFT METRIC:
- 9.91 MM
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 2
- EXHAUST DURATION IMPERIAL:
- 250°
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
$145.95 -
Hot Cams Exhaust Camshaft for Yamaha YZ450F 2010-2013 4164-1EX
HOT CAMS
$297.95HOT CAMS Exhaust Camshaft 4164-1EX Elevate your racing performance with the HOT CAMS Exhaust Camshaft 4164-1EX. Designed for high-performance applications, this camshaft optimizes both torque and horsepower, ensuring your engine operates at its peak...09250568- SKU:
- 09250568
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- EXHAUST LIFT METRIC:
- 8.64 MM
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 249°
- UNITS:
- EACH
$297.95 -
Hot Cams Stage 2 Intake Camshaft for Yamaha YZ450F 2010-2013 4165-2IN
HOT CAMS
$297.95HOT CAMS Camshaft 4165-2IN Experience unparalleled performance with the HOT CAMS Camshaft 4165-2IN, engineered for high-performance racing applications. These camshafts are designed for easy installation with stock valve springs, ensuring a seamless...09250569- SKU:
- 09250569
- Availability:
- Ships Same Business Day
- Weight:
- 0.99 LBS
- INTAKE LIFT METRIC:
- 9.78 MM
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- INTAKE DURATION IMPERIAL:
- 265°
- UNITS:
- EACH
$297.95 -
Hot Cams Exhaust Camshaft for Yamaha YZ450F 2010-2013 4166-2EX
HOT CAMS
$297.95HOT CAMS Exhaust Camshaft 4166-2EX Unlock the full potential of your engine with the HOT CAMS Exhaust Camshaft 4166-2EX, designed for high-performance racing applications. This camshaft enhances both torque and horsepower, ensuring optimal throttle...09250570- SKU:
- 09250570
- Availability:
- Ships Same Business Day
- Weight:
- 1.02 LBS
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 2
- EXHAUST DURATION IMPERIAL:
- 254°
- EXHAUST LIFT METRIC:
- 8.90 MM
- UNITS:
- EACH
$297.95 -
Hot Cams Stage 2 Intake Camshaft for 1996-2018 Kawasaki KLR650 2116-2IN
HOT CAMS
$289.95HOT CAMS Camshaft 2116-2IN Unleash your engine's potential with the HOT CAMS Camshaft 2116-2IN, engineered for high-performance racing applications. Available in Stage 1 and Stage 2 options, these camshafts are designed for seamless installation with...09250324- SKU:
- 09250324
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- INTAKE DURATION IMPERIAL:
- 235.75°
- INTAKE LIFT METRIC:
- 9.11 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 2
- APPLICATION:
- INTAKE
$289.95 -
Hot Cams Stage 2 Exhaust Camshaft for Kawasaki KLR650 1996-2018 2117-2E
HOT CAMS
$327.95HOT CAMS Exhaust Camshaft 2117-2E Elevate your engine's performance with the HOT CAMS Exhaust Camshaft 2117-2E, designed for high-performance racing applications. This camshaft optimizes torque delivery and peak horsepower, ensuring your engine operates...09250325- SKU:
- 09250325
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 235.75°
- EXHAUST LIFT METRIC:
- 9.10 MM
- TYPE:
- STAGE 2
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- PRODUCT NAME:
- CAMSHAFT
$327.95 -
Hot Cams 8.9mm Valve Shim Kit for 2005-2018 KTM 250 SX-F HCSHIM00
HOT CAMS
$86.95HOT CAMS Cam Shim Kit HCSHIM00 The HOT CAMS Cam Shim Kit HCSHIM00 is an essential tool for precision engine tuning, designed to enhance performance and ensure optimal valve clearance. Each kit contains high-quality shims that allow for easy adjustments,...09250332- SKU:
- 09250332
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SHIM KIT
- UNITS:
- 5 PACK
- TYPE:
- VALVE
$86.95 -
Hot Cams Stage 2 Camshaft Honda CRF 450 R 2008 1102-2
HOT CAMS
$415.95HOT CAMS Camshaft 1102-2 Elevate your racing performance with the HOT CAMS Camshaft 1102-2, engineered for enthusiasts seeking a competitive edge. With options for both Stage 1 and Stage 2, these camshafts are designed for seamless integration with stock...09250267- SKU:
- 09250267
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- EXHAUST DURATION IMPERIAL:
- 270°
- INTAKE DURATION IMPERIAL:
- 248°
- APPLICATION:
- EXHAUST
- INTAKE LIFT METRIC:
- 10.10 MM
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 2
- EXHAUST LIFT METRIC:
- 8.80 MM
$415.95 -
Hot Cams Stage 3 Camshaft for Honda CRF250R 2004-2009 1104-3
HOT CAMS
$415.95HOT CAMS Camshaft 1104-3 Elevate your engine's performance with the HOT CAMS Camshaft 1104-3, engineered for high-performance racing applications. Available in Stage 1 and Stage 2 options, these camshafts are designed as drop-in solutions that maintain...09250269- SKU:
- 09250269
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- INTAKE DURATION IMPERIAL:
- 254°
- PRODUCT NAME:
- CAMSHAFT
- INTAKE LIFT METRIC:
- 8.61 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 261.5°
- EXHAUST LIFT METRIC:
- 8.13 MM
- TYPE:
- STAGE 3
- UNITS:
- EACH
$415.95 -
Hot Cams Stage 2 Intake Camshaft for Yamaha YZ450F 2003-2009 4089-2IN
HOT CAMS
$310.95HOT CAMS Camshaft 4089-2IN Elevate your racing performance with the HOT CAMS Camshaft 4089-2IN. Engineered for both enthusiasts and professional racers, this camshaft offers a seamless drop-in solution, compatible with stock valve springs. Experience...09250276- SKU:
- 09250276
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- INTAKE DURATION IMPERIAL:
- 260°
- INTAKE LIFT METRIC:
- 8.89 MM
- TYPE:
- STAGE 2
$310.95 -
Hot Cams Stage 2 Exhaust Camshaft for Yamaha YZ450F 2003-2009 4090-2E
HOT CAMS
$310.95HOT CAMS Exhaust Camshaft 4090-2E Unlock the full potential of your engine with the HOT CAMS Exhaust Camshaft 4090-2E. Designed for high-performance racing, this camshaft enhances both torque and horsepower, tailored to your specific needs. Experience...09250277- SKU:
- 09250277
- Availability:
- Ships Same Business Day
- Weight:
- 0.98 LBS
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- EXHAUST LIFT METRIC:
- 8.70 MM
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 254°
- TYPE:
- STAGE 2
$310.95 -
Hot Cams Honda CRF150R 2007-2021 Stage 1 Camshaft 1079-1
HOT CAMS
$337.95HOT CAMS Camshaft 1079-1 Elevate your engine's performance with the HOT CAMS Camshaft 1079-1, engineered for high-performance racing. Available in Stage 1 and Stage 2 configurations, these camshafts are designed for easy installation with stock valve...09250131- SKU:
- 09250131
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- EXHAUST DURATION IMPERIAL:
- 265°
- TYPE:
- STAGE 1
- INTAKE DURATION IMPERIAL:
- 238°
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- APPLICATION:
- INTAKE
- EXHAUST LIFT METRIC:
- 7.45 MM
- INTAKE LIFT METRIC:
- 8.00 MM
- UNITS:
- EACH
$337.95 -
Hot Cams Stage 2 Camshaft for Honda CRF150R 2007-2020 1080-2
HOT CAMS
$337.95HOT CAMS Camshaft 1080-2 Elevate your racing experience with the HOT CAMS Camshaft 1080-2, engineered for high performance. This camshaft offers a perfect blend of torque and horsepower, making it ideal for both enthusiasts and competitive racers. With...09250132- SKU:
- 09250132
- Availability:
- Ships Same Business Day
- Weight:
- 1.47 LBS
- INTAKE DURATION IMPERIAL:
- 254°
- APPLICATION:
- EXHAUST
- INTAKE LIFT METRIC:
- 8.70 MM
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 2
- EXHAUST DURATION IMPERIAL:
- 273.5°
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- EXHAUST LIFT METRIC:
- 7.75 MM
- RIDING STYLE:
- OFF-ROAD
$337.95 -
Hot Cams Stage 1 Camshaft for Honda CRF250X 2004-2009 2012-2013 2015-2017 1039-1
HOT CAMS
$400.95HOT CAMS Camshaft 1039-1 Elevate your engine's performance with the HOT CAMS Camshaft 1039-1, engineered for both serious racers and enthusiasts. Designed as a drop-in solution, this camshaft seamlessly integrates with stock valve springs, providing an...09250049- SKU:
- 09250049
- Availability:
- Ships Same Business Day
- Weight:
- 1.12 LBS
- INTAKE DURATION IMPERIAL:
- 244°
- INTAKE LIFT METRIC:
- 8.10 MM
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- EXHAUST DURATION IMPERIAL:
- 250°
- EXHAUST LIFT METRIC:
- 8.10 MM
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
$400.95 -
Hot Cams Stage 1 Intake Camshaft for 2004-2009 Kawasaki KX250F 2004-2007 Suzuki RM-Z250 2041-1IN
HOT CAMS
$272.95HOT CAMS Camshaft 2041-1IN Elevate your racing performance with the HOT CAMS Camshaft 2041-1IN, engineered for enthusiasts seeking maximum power and responsiveness. Designed as a drop-in solution, this camshaft seamlessly integrates with stock valve...09250050- SKU:
- 09250050
- Availability:
- Ships Same Business Day
- Weight:
- 0.87 LBS
- TYPE:
- STAGE 1
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- INTAKE DURATION IMPERIAL:
- 253°
- INTAKE LIFT METRIC:
- 9.14 MM
- UNITS:
- EACH
$272.95 -
Hot Cams Exhaust Camshaft for Kawasaki KX250F 2004-2010 2040-1E
HOT CAMS
$272.95HOT CAMS Exhaust Camshaft 2040-1E Elevate your racing performance with the HOT CAMS Exhaust Camshaft 2040-1E. Designed for high-performance applications, this camshaft optimizes torque and horsepower, ensuring a thrilling driving experience. With...09250051- SKU:
- 09250051
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- EXHAUST DURATION IMPERIAL:
- 244°
- EXHAUST LIFT METRIC:
- 7.98 MM
- TYPE:
- STAGE 1
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$272.95 -
Hot Cams Stage 3 Camshaft for Honda CRF450R 2002-2006 1056-3
HOT CAMS
$400.95HOT CAMS Camshaft 1056-3 Elevate your engine's performance with the HOT CAMS Camshaft 1056-3, engineered for high-octane racing. Our Stage 1 and Stage 2 camshafts are designed for seamless installation with stock valve springs, maximizing both torque and...09250084- SKU:
- 09250084
- Availability:
- Ships Same Business Day
- Weight:
- 0.96 LBS
- PRODUCT NAME:
- CAMSHAFT
- RIDING STYLE:
- ATV
- APPLICATION:
- EXHAUST
- EXHAUST DURATION IMPERIAL:
- 265°
- EXHAUST LIFT METRIC:
- 9.10 MM
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- INTAKE DURATION IMPERIAL:
- 254°
- INTAKE LIFT METRIC:
- 10.40 MM
- TYPE:
- STAGE 3
$400.95 -
Hot Cams Stage 1 Exhaust Camshaft Yamaha YZ450F 2003-2009 4022-1E
HOT CAMS
$310.95HOT CAMS Exhaust Camshaft 4022-1E Experience unparalleled performance with the HOT CAMS Exhaust Camshaft 4022-1E, designed for high-performance racing applications. This camshaft enhances throttle response and power delivery across the entire RPM range,...09250035- SKU:
- 09250035
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PRODUCT NAME:
- CAMSHAFT
- TYPE:
- STAGE 1
- UNITS:
- EACH
- EXHAUST DURATION IMPERIAL:
- 265°
- EXHAUST LIFT METRIC:
- 8.67 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
$310.95 -
Hot Cams Steel Exhaust Valve for Honda CRF450R 2002-2006 8400002-1
HOT CAMS
$47.95HOT CAMS Exhaust Valve 8400002-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400002-1, designed for precision and durability. Crafted as a one-piece forged OEM replacement, this valve ensures a perfect fit and enhanced...09262904- SKU:
- 09262904
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- BLACK
- LENGTH METRIC:
- 84 MM
- APPLICATION:
- EXHAUST
- STEM DIAMETER METRIC:
- 4.970 MM
- OUTSIDE DIAMETER METRIC:
- 31.00 MM
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
$47.95 -
Hot Cams Exhaust Valve for 2007-2008 Honda CRF450R 8400002-5
HOT CAMS
$49.95HOT CAMS Exhaust Valve 8400002-5 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400002-5, designed for optimal durability and efficiency. This high-quality, forged one-piece valve ensures a perfect fit and reliable operation, making...09262905- SKU:
- 09262905
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- STEM DIAMETER METRIC:
- 4.970 MM
- BASE COLOR:
- BLACK
- LENGTH METRIC:
- 84 MM
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- COLOR/FINISH:
- BLACK
- OUTSIDE DIAMETER METRIC:
- 30 MM
- UNITS:
- EACH
$49.95
