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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VERTEX Piston Kit - Standard 22520B
VERTEX
$158.95VERTEX Piston Kit Standard 22520BAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09100964- SKU:
- 09100964
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
- PISTON DIAMETER METRIC:
- 53.94 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 54.00 MM
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 125 CC
- STYLE:
- CAST REPLICA
$158.95 -
VERTEX Piston Kit - Standard 23119B
VERTEX
$144.95VERTEX Piston Kit Standard 23119BAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09100966- SKU:
- 09100966
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- DISPLACEMENT:
- 125 CC
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 54.00 MM
- STYLE:
- CAST REPLICA
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 53.94 MM
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$144.95 -
VERTEX Piston Kit 23335A
VERTEX
$182.95VERTEX Piston Kit 23335AAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09100967- SKU:
- 09100967
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- +4,00 MM
- BORE - OVERSIZE METRIC:
- +4.00 MM
- DISPLACEMENT:
- 144 CC
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST BIG BORE
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 57.95 MM
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 58.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$182.95 -
VERTEX Piston Kit - Standard 22154B
VERTEX
$193.95VERTEX Piston Kit Standard 22154BAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09100968- SKU:
- 09100968
- Availability:
- Ships Same Business Day
- Weight:
- 0.73 LBS
- CYLINDER DIAMETER METRIC:
- 68.00 MM
- DISPLACEMENT:
- 250 CC
- PISTON DIAMETER METRIC:
- 67.95 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
$193.95 -
VERTEX Piston Kit 22584B
VERTEX
$169.95VERTEX Piston Kit 22584BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09100970- SKU:
- 09100970
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- CYLINDER DIAMETER METRIC:
- 66.40 MM
- COMPRESSION RATIO IMPERIAL:
- 13.4:1
- DISPLACEMENT:
- 250 CC
- PISTON DIAMETER METRIC:
- 66.35 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$169.95 -
VERTEX Piston Kit 22805B
VERTEX
$237.95VERTEX Piston Kit 22805BAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09100971- SKU:
- 09100971
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
$237.95 -
VERTEX Piston Kit 22951A
VERTEX
$243.95VERTEX Piston Kit 22951AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09100978- SKU:
- 09100978
- Availability:
- Ships Same Business Day
- Weight:
- 0.94 LBS
$243.95 -
VERTEX Piston Kit - Standard 22481CD
VERTEX
$98.95VERTEX Piston Kit Standard 22481CDAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09100981- SKU:
- 09100981
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 65 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 44.97 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- CYLINDER DIAMETER METRIC:
- 45.00 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$98.95 -
VERTEX Piston Kit 24275A
VERTEX
$322.95VERTEX Piston Kit 24275AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105131- SKU:
- 09105131
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CYLINDER DIAMETER METRIC:
- 79 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- GP RACER'S CHOICE
- PISTON DIAMETER METRIC:
- 78.96 MM
- COMPRESSION RATIO IMPERIAL:
- 14.2:1
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$322.95 -
VERTEX Piston Kit 24275B
VERTEX
$322.95VERTEX Piston Kit 24275BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105132- SKU:
- 09105132
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- COMPRESSION RATIO IMPERIAL:
- 14.2:1
- DISPLACEMENT:
- 250 CC
- PISTON DIAMETER METRIC:
- 78.97 MM
- CYLINDER DIAMETER METRIC:
- 79 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- GP RACER'S CHOICE
- ENGINE TYPE:
- 4-STROKE
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$322.95 -
VERTEX Piston Kit 24198B
VERTEX
$316.95VERTEX Piston Kit 24198BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105135- SKU:
- 09105135
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BORE - OVERSIZE METRIC:
- +3.00 MM
- DISPLACEMENT:
- 480 CC
- PISTON DIAMETER METRIC:
- 98.96 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE:
- +3,00 MM
- CYLINDER DIAMETER METRIC:
- 99.00 MM
- ENGINE TYPE:
- 4-STROKE
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- FORGED BIG BORE
$316.95 -
VERTEX Piston Kit 24238A
VERTEX
$303.95VERTEX Piston Kit 24238AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105137- SKU:
- 09105137
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- CYLINDER DIAMETER METRIC:
- 90.00 MM
- DISPLACEMENT:
- 366 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 89.96 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- STYLE:
- FORGED BIG BORE
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$303.95 -
VERTEX Piston Kit 24238B
VERTEX
$303.95VERTEX Piston Kit 24238BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105138- SKU:
- 09105138
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE METRIC:
- +2.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- UNITS:
- KIT
- DISPLACEMENT:
- 366 CC
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- +2,00 MM
- CYLINDER DIAMETER METRIC:
- 90.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 89.97 MM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- STREET
- STYLE:
- FORGED BIG BORE
$303.95 -
VERTEX Piston Kit 24196A
VERTEX
$271.95VERTEX Piston Kit 24196AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105140- SKU:
- 09105140
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$271.95 -
VERTEX Piston Kit 24196B
VERTEX
$280.95VERTEX Piston Kit 24196BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105141- SKU:
- 09105141
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$280.95 -
VERTEX Piston Kit 24213A
VERTEX
$280.95VERTEX Piston Kit 24213AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105143- SKU:
- 09105143
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$280.95 -
VERTEX Piston Kit 24213B
VERTEX
$280.95VERTEX Piston Kit 24213BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105144- SKU:
- 09105144
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$280.95 -
VERTEX Piston Kit 24209A
VERTEX
$280.95VERTEX Piston Kit 24209AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105149- SKU:
- 09105149
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$280.95 -
VERTEX Piston Kit 24209B
VERTEX
$280.95VERTEX Piston Kit 24209BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...09105150- SKU:
- 09105150
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$280.95 -
On Sale
VERTEX Piston Kit - High Compression 24023B
VERTEX
MSRP: $301.95Now: $197.00Was: $301.95VERTEX Piston Kit High Compression 24023BAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103694- SKU:
- 09103694
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- CYLINDER DIAMETER METRIC:
- 77.00 MM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 76.96 MM
- PRODUCT NAME:
- PISTON KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FORGED HIGH COMPRESSION
- COMPRESSION RATIO IMPERIAL:
- 14.8:1
- UNITS:
- KIT
MSRP: $301.95Now: $197.00Was: $301.95
