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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KIBBLEWHITE Intake Valve - Yamaha 80-80762T
KIBBLEWHITE
$109.33KIBBLEWHITE Intake Valve Yamaha 80-80762TTensilite® valves are CNC machined from one-piece forgings of 6AL4V or 6-2-4-2 titanium alloy, Finished with a CrN PVD coating that has a low coefficient of friction, and is impact, abrasion, and corrosion...09262768- SKU:
- 09262768
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- HEAD DIAMETER METRIC:
- 36.00 MM
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.2160'
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- MODEL:
- TENSILITE®
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 20°
$109.33 -
KIBBLEWHITE Exhaust Valve - Yamaha 80-80766T
KIBBLEWHITE
$109.33KIBBLEWHITE Exhaust Valve Yamaha 80-80766TTensilite® valves are CNC machined from one-piece forgings of 6AL4V or 6-2-4-2 titanium alloy, Finished with a CrN PVD coating that has a low coefficient of friction, and is impact, abrasion, and corrosion...09262769- SKU:
- 09262769
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- STEM DIAMETER IMPERIAL:
- 0.2155'
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 20°
- HEAD DIAMETER METRIC:
- 30.00 MM
- MATERIAL:
- TITANIUM
- MODEL:
- TENSILITE®
- UNITS:
- EACH
$109.33Qty in Cart: 0Quantity:Price:$109.33Subtotal: -
KIBBLEWHITE Intake Valve - Yamaha 80-80872T
KIBBLEWHITE
$109.33KIBBLEWHITE Intake Valve Yamaha 80-80872TTensilite® valves are CNC machined from one-piece forgings of 6AL4V or 6-2-4-2 titanium alloy, Finished with a CrN PVD coating that has a low coefficient of friction, and is impact, abrasion, and corrosion...09262770- SKU:
- 09262770
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- TENSILITE®
- TULIP ANGLE:
- 18°
- MATERIAL:
- TITANIUM
- STEM DIAMETER IMPERIAL:
- 0.2160'
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE
$109.33 -
KIBBLEWHITE Exhaust Valve Guide 96-96430
KIBBLEWHITE
$24.89KIBBLEWHITE Exhaust Valve Guide 96-96430All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09262711- SKU:
- 09262711
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4352'
- RIDING STYLE:
- OFF-ROAD
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.1955'
- MATERIAL:
- AMPCO-45
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- NICKEL
- MATERIAL:
- STAINLESS STEEL
$24.89 -
KIBBLEWHITE Valve Guide Seal - Intake/Exhaust 71040-4
KIBBLEWHITE
$13.96KIBBLEWHITE Valve Guide Seal Intake/Exhaust 71040-4Viton intake/exhaust seals, Made in the U.S.A.09263100- SKU:
- 09263100
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SEAL
- STEM DIAMETER IMPERIAL:
- 0.333'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4550'
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- TYPE:
- VALVE GUIDE
- MATERIAL:
- VITON
- UNITS:
- 4 PACK
$13.96 -
KIBBLEWHITE Cylinder Head Service Kit 80-82400
KIBBLEWHITE
$556.38KIBBLEWHITE Cylinder Head Service Kit 80-82400Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models, Cylinder Head Service Kits include the below components:, Lightweight Racing Valve Spring...09263233- SKU:
- 09263233
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- MATERIAL:
- C630 BRONZE
- MATERIAL:
- TITANIUM
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
- SPRING LIFT IMPERIAL:
- 0.380'
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- CYLINDER HEAD SERVICE KIT
- SPRING LIFT:
- 0,380'
- SPRING SEAT PRESSURE:
- 39 LB
- RIDING STYLE:
- OFF-ROAD
- SPRING OPEN PRESSURE:
- 86 LB
- UNITS:
- KIT
$556.38 -
KIBBLEWHITE Valve Spring Kit 80-80206
KIBBLEWHITE
$317.71KIBBLEWHITE Valve Spring Kit 80-80206Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; White Diamond® valves feature one-piece construction and...09260095- SKU:
- 09260095
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- ATV
- SPRING LIFT IMPERIAL:
- 0.380'
- SPRING OPEN PRESSURE:
- 86 LB
- SPRING LIFT:
- 0,380'
- SPRING SEAT PRESSURE:
- 39 LB
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$317.71 -
KIBBLEWHITE Intake Valve Guide 80-80220
KIBBLEWHITE
$14.34KIBBLEWHITE Intake Valve Guide 80-80220All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09260096- SKU:
- 09260096
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- C630 BRONZE
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.1768'
- OUTSIDE DIAMETER IMPERIAL:
- 0.3957'
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$14.34 -
KIBBLEWHITE Exhaust Valve Guide 80-80230
KIBBLEWHITE
$14.34KIBBLEWHITE Exhaust Valve Guide 80-80230All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.09260101- SKU:
- 09260101
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE GUIDE
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER IMPERIAL:
- 0.1961'
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.3957'
- UNITS:
- EACH
$14.34 -
KIBBLEWHITE Intake Valve 80-80213H
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve 80-80213HWhite Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel or Inconel-751, Electroplated with a 360º anode, to produce an even coat of the highest grade hard chrome finish, Made in the U.S.A.09260106- SKU:
- 09260106
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 27.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 3.040'
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1765'
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 15°
$37.55 -
K&S TECHNOLOGIES Water Pump Repair Gasket Kit - CRF450R 75-1001
K&S TECHNOLOGIES
$37.95K&S TECHNOLOGIES Water Pump Repair Gasket Kit CRF450R 75-1001Each kit includes all necessary gaskets, washers, seals and O-rings; kit contents vary by model09341909- SKU:
- 09341909
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
$37.95 -
K&S TECHNOLOGIES Water Pump Repair Gasket Kit - CRF250R 75-1002
K&S TECHNOLOGIES
$37.95K&S TECHNOLOGIES Water Pump Repair Gasket Kit CRF250R 75-1002Each kit includes all necessary gaskets, washers, seals and O-rings; kit contents vary by model09341910- SKU:
- 09341910
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- WATER PUMP REPAIR
- PRODUCT NAME:
- GASKET KIT
$37.95 -
Cylinder Works Big Bore Gasket Kit 2016-2018 Husqvarna FC350 KTM 350 SX-F 350 XC-F 51007-G01
CYLINDER WORKS
$135.95CYLINDER WORKS Gasket Kit Big Bore 51007-G01 Enhance your engine's performance with the CYLINDER WORKS Gasket Kit Big Bore 51007-G01, proudly made in the U.S.A. This high-quality gasket kit is designed to provide a perfect seal for your big bore engine,...09346006- SKU:
- 09346006
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE IMPERIAL:
- OVERSIZE (+2.00 MM)
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- CYLINDER
$135.95 -
Cylinder Works Big Bore Cylinder Kit 2020-2022 KTM 350 EXC-F CW51008K01
CYLINDER WORKS
$885.95CYLINDER WORKS Big Bore Cylinder Kit CW51008K01 Elevate your engine's performance with the CYLINDER WORKS Big Bore Cylinder Kit CW51008K01. Designed for seamless installation, this kit provides an exceptional upgrade over OEM cylinders, enhancing both...09310967- SKU:
- 09310967
- Availability:
- Ships Same Business Day
- Weight:
- 4.60 LBS
- OVERBORE IMPERIAL:
- +2.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 90,00 MM
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 90.00 MM
- DISPLACEMENT:
- 366 CC
- ENGINE TYPE:
- 4-CYCLE
- RIDING STYLE:
- STREET
$885.95Qty in Cart: 0Quantity:Price:$885.95Subtotal: -
Cylinder Works Honda CRF450X 2005-2017 Standard Bore Cylinder 10008
CYLINDER WORKS
$390.95CYLINDER WORKS Cylinder Standard 10008 Upgrade your ride with the CYLINDER WORKS Cylinder Standard 10008, designed for seamless installation and optimal performance. This direct bolt-on cylinder mirrors the quality and appearance of OEM cylinders,...09311013- SKU:
- 09311013
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- ENGINE TYPE:
- 4-CYCLE
- STYLE:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 96.00 MM
- CYLINDER DIAMETER:
- 96,00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER
$390.95 -
Cylinder Works Standard Bore Cylinder KTM 65 SX 2009-2022 50005
CYLINDER WORKS
$584.95CYLINDER WORKS Cylinder Standard 50005 Upgrade your engine with the Cylinder Works Standard 50005, a high-performance, ready-to-install direct bolt-on cylinder. Engineered for durability and precision, this cylinder offers a seamless fit and exceptional...09311015- SKU:
- 09311015
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- ENGINE TYPE:
- 2-CYCLE
- STYLE:
- STANDARD
- CYLINDER DIAMETER:
- 45,00 MM
- CYLINDER DIAMETER METRIC:
- 45.00 MM
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
$584.95 -
Cylinder Works Cylinder Head Kit Kawasaki KX250F 2006-2008 CH3001-K01
CYLINDER WORKS
$637.95CYLINDER WORKS Cylinder Head Kit Standard Bore CH3001-K01 Upgrade your engine's performance with the CYLINDER WORKS Cylinder Head Kit. Designed for enthusiasts seeking enhanced power and efficiency, this kit features precision-engineered components that...09311018- SKU:
- 09311018
- Availability:
- Ships Same Business Day
- Weight:
- 5.50 LBS
- PRODUCT NAME:
- CYLINDER KIT
- STYLE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$637.95 -
Cylinder Works Cylinder Head Kit 2004-2006 Suzuki RM-Z250 CH3002-K01
CYLINDER WORKS
$634.95Upgrade your engine's performance with the CYLINDER WORKS Cylinder Head Kit Standard Bore CH3002-K01. This high-quality replacement cylinder head is expertly designed to enhance airflow and optimize combustion, ensuring your engine runs efficiently and...09311019- SKU:
- 09311019
- Availability:
- Ships Same Business Day
- Weight:
- 5.45 LBS
- PRODUCT NAME:
- CYLINDER KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
- UNITS:
- KIT
$634.95 -
Cylinder Works Standard Bore Cylinder Yamaha YZ450F 2020 CW20014
CYLINDER WORKS
$390.95CYLINDER WORKS Cylinder Standard CW20014 Upgrade your engine's performance with the CYLINDER WORKS Standard CW20014. This ready-to-install, direct bolt-on cylinder is designed to fit seamlessly with your existing setup, offering durability and...09311020- SKU:
- 09311020
- Availability:
- Ships Same Business Day
- Weight:
- 3.55 LBS
- CYLINDER DIAMETER METRIC:
- 97.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER
- ENGINE TYPE:
- 4-CYCLE
- CYLINDER DIAMETER:
- 97,00 MM
- STYLE:
- STANDARD
$390.95 -
Cylinder Works Cylinder for KTM 250 SX-F 2013-2015 250 XC-F 2013-2015 250 XCF-W 2014 50004
CYLINDER WORKS
$487.95CYLINDER WORKS Cylinder Standard 50004 Enhance your engine's performance with the Cylinder Works Standard 50004. Designed for seamless installation, these direct bolt-on cylinders offer a perfect fit without the need for re-plating. Crafted with Nickel...09310492- SKU:
- 09310492
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- STANDARD
- ENGINE TYPE:
- 4-CYCLE
- PRODUCT NAME:
- CYLINDER
- BORE SIZE METRIC:
- 77.95 MM
- CYLINDER DIAMETER:
- 78,00 MM
- CYLINDER DIAMETER METRIC:
- 78.00 MM
- UNITS:
- EACH
$487.95
