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 - High Compression 24113B
VERTEX
$340.95VERTEX Piston Kit High Compression 24113BAll 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 life09104120- SKU:
- 09104120
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
- DISPLACEMENT:
- 450 CC
- COMPRESSION RATIO IMPERIAL:
- 13.3:1
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- STREET
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- CYLINDER DIAMETER METRIC:
- 95.00 MM
- PISTON DIAMETER METRIC:
- 94.96 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
$340.95 -
On Sale
VERTEX Piston Kit - High Compression 24121C
VERTEX
MSRP: $265.95Now: $170.00Was: $265.95VERTEX Piston Kit High Compression 24121CAll 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 life09104130- SKU:
- 09104130
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- PISTON DIAMETER METRIC:
- 76.78 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- CYLINDER DIAMETER METRIC:
- 76.80 MM
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
MSRP: $265.95Now: $170.00Was: $265.95 -
VERTEX Piston Kit 24105B
VERTEX
$71.95VERTEX Piston Kit 24105BAll 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 life09104135- SKU:
- 09104135
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- CYLINDER DIAMETER METRIC:
- 39.00 MM
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- PISTON DIAMETER METRIC:
- 38.95 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- DISPLACEMENT:
- 50 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$71.95 -
VERTEX Piston Kit 24105C
VERTEX
$70.95VERTEX Piston Kit 24105CAll 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 life09104136- SKU:
- 09104136
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- CAST REPLICA
- CYLINDER DIAMETER METRIC:
- 39.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 50 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 38.96 MM
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$70.95 -
VERTEX Piston Kit 24107AB
VERTEX
$70.95VERTEX Piston Kit 24107ABAll 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 life09104137- SKU:
- 09104137
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- PISTON KIT
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- DISPLACEMENT:
- 65 CC
- PISTON DIAMETER METRIC:
- 44.45 MM
- STYLE:
- CAST REPLICA
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 44.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$70.95Qty in Cart: 0Quantity:Price:$70.95Subtotal: -
On Sale
VERTEX Piston Kit - High Compression 23960B
VERTEX
MSRP: $301.95Now: $197.00Was: $301.95VERTEX Piston Kit High Compression 23960BAll 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 life09103403- SKU:
- 09103403
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 96.95 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- RIDING STYLE:
- OFF-ROAD
- CYLINDER DIAMETER METRIC:
- 97.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.7:1
- DISPLACEMENT:
- 450 CC
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
MSRP: $301.95Now: $197.00Was: $301.95 -
VERTEX Piston Kit 23961A
VERTEX
$218.95VERTEX Piston Kit 23961AAll 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 life09103405- SKU:
- 09103405
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
$218.95 -
On Sale
VERTEX Piston Kit - High Compression 23963A
VERTEX
MSRP: $335.95Now: $219.00Was: $335.95VERTEX Piston Kit High Compression 23963AAll 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 life09103411- SKU:
- 09103411
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
- PISTON DIAMETER METRIC:
- 76.76 MM
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 14.6:1
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON KIT
- CYLINDER DIAMETER METRIC:
- 76.80 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
MSRP: $335.95Now: $219.00Was: $335.95 -
On Sale
VERTEX Piston Kit - High Compression 23963B
VERTEX
MSRP: $335.95Now: $219.00Was: $335.95VERTEX Piston Kit High Compression 23963BAll 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 life09103412- SKU:
- 09103412
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- DISPLACEMENT:
- 250 CC
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 14.6:1
- CYLINDER DIAMETER METRIC:
- 76.80 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 76.77 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
MSRP: $335.95Now: $219.00Was: $335.95 -
VERTEX Piston Kit 24020A
VERTEX
$237.95VERTEX Piston Kit 24020AAll 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 life09103684- SKU:
- 09103684
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$237.95 -
VERTEX Piston Kit 24020B
VERTEX
$237.95VERTEX Piston Kit 24020BAll 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 life09103685- SKU:
- 09103685
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$237.95 -
VERTEX Piston Kit 22224B
VERTEX
$148.95VERTEX Piston Kit 22224BAll 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...09102116- SKU:
- 09102116
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- DISPLACEMENT:
- 125 CC
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 54.00 MM
- PISTON DIAMETER METRIC:
- 53.94 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$148.95 -
VERTEX Piston Kit 22896B
VERTEX
$280.95VERTEX Piston Kit 22896BAll 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...09102120- SKU:
- 09102120
- Availability:
- Ships Same Business Day
- Weight:
- 1.09 LBS
- DISPLACEMENT:
- 450 CC
- PISTON DIAMETER METRIC:
- 94.94 MM
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- CYLINDER DIAMETER METRIC:
- 95.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$280.95 -
VERTEX Piston Kit 22964A
VERTEX
$233.95VERTEX Piston Kit 22964AAll 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...09102121- SKU:
- 09102121
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE METRIC:
- +2.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.3:1
- CYLINDER DIAMETER METRIC:
- 97.00 MM
- DISPLACEMENT:
- 470 CC
- PISTON DIAMETER METRIC:
- 96.96 MM
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- +2,00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- FORGED BIG BORE
$233.95Qty in Cart: 0Quantity:Price:$233.95Subtotal: -
VERTEX Piston Kit 23614A
VERTEX
$182.95VERTEX Piston Kit 23614AAll 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...09104645- SKU:
- 09104645
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- DISPLACEMENT:
- 99 CC
- PISTON DIAMETER METRIC:
- 52.44 MM
- PRODUCT NAME:
- PISTON KIT
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- CYLINDER DIAMETER METRIC:
- 52.50 MM
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST REPLICA
- UNITS:
- KIT
$182.95 -
VERTEX Piston Kit 23614B
VERTEX
$182.95VERTEX Piston Kit 23614BAll 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...09104646- SKU:
- 09104646
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 52.50 MM
- DISPLACEMENT:
- 99 CC
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST REPLICA
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 52.45 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$182.95 -
VERTEX Piston Kit 23614C
VERTEX
$170.95VERTEX Piston Kit 23614CAll 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...09104647- SKU:
- 09104647
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PISTON DIAMETER METRIC:
- 52.46 MM
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 99 CC
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST REPLICA
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- CYLINDER DIAMETER METRIC:
- 52.50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$170.95 -
VERTEX Piston Kit with Gaskets VTK23614A
VERTEX
$206.95VERTEX Piston Kit with Gaskets VTK23614AAll 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...09104648- SKU:
- 09104648
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- DISPLACEMENT:
- 100 CC
- PISTON DIAMETER METRIC:
- 52.44 MM
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- TOP END PISTON KIT
- STYLE:
- CAST REPLICA
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 52.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$206.95 -
VERTEX Piston Kit 24233A
VERTEX
$193.95VERTEX Piston Kit 24233AAll 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...09105753- SKU:
- 09105753
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- CYLINDER DIAMETER METRIC:
- 58.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST RACE
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 144 CC
- PISTON MATERIAL:
- CAST
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 57.94 MM
- PRODUCT NAME:
- PISTON KIT
$193.95 -
VERTEX Piston Kit 24233B
VERTEX
$201.95VERTEX Piston Kit 24233BAll 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...09105754- SKU:
- 09105754
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST RACE
- CYLINDER DIAMETER METRIC:
- 58.00 MM
- PISTON DIAMETER METRIC:
- 57.95 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 144 CC
- PISTON MATERIAL:
- CAST
$201.95
