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 Exhaust Valve Guide 96-96020
KIBBLEWHITE
$22.29KIBBLEWHITE Exhaust Valve Guide 96-96020All 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.09261702- SKU:
- 09261702
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- VALVE GUIDE
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4745'
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.2360'
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
$22.29 -
KIBBLEWHITE Exhaust Valve 96-96266
KIBBLEWHITE
$54.10KIBBLEWHITE Exhaust Valve 96-96266Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the...09261713- SKU:
- 09261713
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1955'
- TULIP ANGLE:
- 30°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- HEAD DIAMETER METRIC:
- 26.60 MM
- LENGTH IMPERIAL:
- 3.665'
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
$54.10 -
KIBBLEWHITE Intake Valve Guide 96-96270
KIBBLEWHITE
$24.89KIBBLEWHITE Intake Valve Guide 96-96270All 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.09261715- SKU:
- 09261715
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- OUTSIDE DIAMETER IMPERIAL:
- 0.3958'
- PRODUCT NAME:
- VALVE GUIDE
- INSIDE DIAMETER IMPERIAL:
- 0.1960'
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- OFF-ROAD
$24.89 -
KIBBLEWHITE Exhaust Valve Guide 96-96280
KIBBLEWHITE
$24.89KIBBLEWHITE Exhaust Valve Guide 96-96280All 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.09261716- SKU:
- 09261716
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.1960'
- MATERIAL:
- C630 BRONZE
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.3958'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- OFF-ROAD
$24.89 -
KIBBLEWHITE Intake Valve Guide 30-30730
KIBBLEWHITE
$15.92KIBBLEWHITE Intake Valve Guide 30-30730All 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, Keepers are not included, Made in the U.S.A.09300019- SKU:
- 09300019
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MATERIAL:
- AMPCO-45
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4360'
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$15.92 -
KIBBLEWHITE Exhaust Valve Guide 30-30740
KIBBLEWHITE
$15.92KIBBLEWHITE Exhaust Valve Guide 30-30740All 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, Keepers are not included, Made in the U.S.A.09300021- SKU:
- 09300021
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.2150'
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.4360'
- MATERIAL:
- AMPCO-45
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$15.92 -
K&S TECHNOLOGIES Water Pump Repair Gasket Kit - YZF450 75-4003
K&S TECHNOLOGIES
$38.95K&S TECHNOLOGIES Water Pump Repair Gasket Kit YZF450 75-4003Each kit includes all necessary gaskets, washers, seals and O-rings; kit contents vary by model09341923- SKU:
- 09341923
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- WATER PUMP REPAIR
- UNITS:
- KIT
$38.95 -
On Sale
HOTOP Breather Gear Air Ramp PBGR-20
HOTOP
MSRP: $44.95Now: $29.00Was: $44.95HOTOP Breather Gear Air Ramp PBGR-20Increases cfm flow by approximately 80%, Helps remove more air and oil from the crankcase, Made in the U.S.A., Requires the removal of the screen on S&S breather gears.DS194254- SKU:
- DS194254
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- AIR RAMP
- TYPE:
- BREATHER GEAR
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $44.95Now: $29.00Was: $44.95 -
On Sale
JAMES GASKET Alternator Cap Cover O-ring ST-11900029
JAMES GASKET
MSRP: $6.95Now: $4.00Was: $6.95JAMES GASKET Alternator Cap Cover O-ring ST-11900029Alternator cap cover o-rings for Harley Davidson models09351073- SKU:
- 09351073
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- ALTERNATOR CAP
- PRODUCT NAME:
- O-RING
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
MSRP: $6.95Now: $4.00Was: $6.95 -
On Sale
JAMES GASKET Clutch Actuator Shaft O-ring ST-11900030
JAMES GASKET
MSRP: $3.95Now: $3.00Was: $3.95JAMES GASKET Clutch Actuator Shaft O-ring ST-11900030Clutch actuator shaft o-ring for Harley Davidson models09351074- SKU:
- 09351074
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- CLUTCH
- PRODUCT NAME:
- O-RING
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
MSRP: $3.95Now: $3.00Was: $3.95 -
On Sale
JAMES GASKET Piston Liner O-Ring - 4 Pack ST-11900044
JAMES GASKET
MSRP: $21.95Now: $14.00Was: $21.95JAMES GASKET Piston Liner O-Ring 4 Pack ST-11900044Made in the U.S.A.09351075- SKU:
- 09351075
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- PISTON LINER
- UNITS:
- KIT
- APPLICATION:
- PISTON
- PRODUCT NAME:
- O-RING
- RIDING STYLE:
- STREET
MSRP: $21.95Now: $14.00Was: $21.95 -
On Sale
JAMES GASKET Thermostat O-Ring 10969
JAMES GASKET
MSRP: $8.95Now: $6.00Was: $8.95JAMES GASKET Thermostat O-Ring 10969JAMES GASKET Thermostat O-Ring09351087- SKU:
- 09351087
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- THERMOSTAT
- PRODUCT NAME:
- O-RING
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
MSRP: $8.95Now: $6.00Was: $8.95 -
JAMES GASKET Rocker Cover Gasket 17633-08-K
JAMES GASKET
$38.95JAMES GASKET Rocker Cover Gasket 17633-08-KJAMES GASKET Rocker Cover Gasket09351096- SKU:
- 09351096
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET
- TYPE:
- ROCKER COVER
$38.95Qty in Cart: 0Quantity:Price:$38.95Subtotal: -
On Sale
JAMES GASKET Cylinder Head Gasket ST-16500085
JAMES GASKET
MSRP: $97.95Now: $63.00Was: $97.95JAMES GASKET Cylinder Head Gasket ST-16500085Genuine James kits include matching head and base gaskets and O-rings where applicable, Made in the U.S.A.09346474- SKU:
- 09346474
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MATERIAL:
- -
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0,045'
- BORE SIZE:
- STANDARD
- BORE SIZE IMPERIAL:
- STANDARD
- TYPE:
- CYLINDER HEAD
- PRODUCT NAME:
- GASKET
- THICKNESS METRIC:
- 1.14 MM
- UNITS:
- 2 PACK
MSRP: $97.95Now: $63.00Was: $97.95 -
On Sale
JAMES GASKET Cylinder Head Gasket ST-16500123
JAMES GASKET
MSRP: $97.95Now: $63.00Was: $97.95JAMES GASKET Cylinder Head Gasket ST-16500123Genuine James kits include matching head and base gaskets and O-rings where applicable, Made in the U.S.A.09346476- SKU:
- 09346476
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- -
- THICKNESS IMPERIAL:
- 0,045'
- BORE SIZE:
- STANDARD
- PRODUCT NAME:
- GASKET
- THICKNESS METRIC:
- 1.14 MM
- TYPE:
- CYLINDER HEAD
- BORE SIZE IMPERIAL:
- STANDARD
- UNITS:
- 2 PACK
MSRP: $97.95Now: $63.00Was: $97.95 -
On Sale
JAMES GASKET Cam Chain Tensioner Gasket ST-25500005
JAMES GASKET
MSRP: $48.95Now: $31.00Was: $48.95JAMES GASKET Cam Chain Tensioner Gasket ST-25500005Foamet feature an aluminum core coated on two sides with expanded nitrile rubber, then coated with a silicone release coating to ensure a positive seal with excellent release characteristic upon...09346478- SKU:
- 09346478
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- 2 PACK
- TYPE:
- CAM CHAIN TENSIONER
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- STREET
MSRP: $48.95Now: $31.00Was: $48.95 -
On Sale
JAMES GASKET Water Pump Body Seal ST-26600017
JAMES GASKET
MSRP: $7.95Now: $5.00Was: $7.95JAMES GASKET Water Pump Body Seal ST-26600017JAMES GASKET Water Pump Body Seal09351085- SKU:
- 09351085
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- WATER PUMP BODY
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SEAL
- UNITS:
- KIT
MSRP: $7.95Now: $5.00Was: $7.95 -
On Sale
JAMES GASKET Complete Motor Gasket Kit ST-25700443
JAMES GASKET
MSRP: $217.95Now: $139.00Was: $217.95JAMES GASKET Complete Motor Gasket Kit ST-25700443To-quality gaskets, oil seals, and o-rings necessary to rebuild an engine, Made in the U.S.A.09346483- SKU:
- 09346483
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- BORE SIZE METRIC:
- 69.00 MM
- UNITS:
- KIT
- BORE SIZE:
- 69,00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.045'
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- ENGINE
MSRP: $217.95Now: $139.00Was: $217.95 -
On Sale
JAMES GASKET Breather Baffle Gasket ST-29400074
JAMES GASKET
MSRP: $40.95Now: $26.00Was: $40.95JAMES GASKET Breather Baffle Gasket ST-29400074Made in the U.S.A.09346485- SKU:
- 09346485
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET
- TYPE:
- BREATHER
- UNITS:
- 2 PACK
- RIDING STYLE:
- STREET
MSRP: $40.95Now: $26.00Was: $40.95 -
On Sale
JAMES GASKET Valve Cover - Grommet ST-6114-15
JAMES GASKET
MSRP: $19.95Now: $13.00Was: $19.95JAMES GASKET Valve Cover Grommet ST-6114-15Made in the U.S.A.09346486- SKU:
- 09346486
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GROMMET
- RIDING STYLE:
- STREET
- TYPE:
- VALVE COVER
- UNITS:
- 10 PACK
MSRP: $19.95Now: $13.00Was: $19.95
