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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Wossner Suzuki RM250 2003-2010 Piston Kit 8086DB
WOSSNER
$122.00WOSSNER Piston Kit 8086DB Experience unparalleled performance with the WOSSNER Piston Kit 8086DB, designed for 2-stroke engines. Crafted from high-quality materials and engineered in Germany, this piston kit ensures optimal efficiency and longevity,...09104807- SKU:
- 09104807
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- +0,01 MM
- BORE - OVERSIZE METRIC:
- +0.01 MM
- PISTON MATERIAL:
- FORGED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 66.41 MM
- DISPLACEMENT:
- 249 CC
- PISTON SIZE METRIC:
- 66.35 MM
- TYPE:
- DUAL RING
- MODEL:
- STANDARD SERIES
- PRODUCT NAME:
- PISTON KIT
$122.00 -
ATHENA Piston Kit S4F08100005B
ATHENA
$293.95ATHENA Piston Kit S4F08100005BIncludes rings, clips and pin, Easy-to-follow step-by-step installation instructions09104194- SKU:
- 09104194
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PISTON DIAMETER METRIC:
- 80.96 MM
- PISTON SIZE METRIC:
- STANDARD SIZE B
- COMPRESSION RATIO IMPERIAL:
- 13.6:1
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
$293.95 -
ATHENA Piston Kit S4F08100005A
ATHENA
$293.95ATHENA Piston Kit S4F08100005AIncludes rings, clips and pin, Easy-to-follow step-by-step installation instructions09104193- SKU:
- 09104193
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.6:1
- PISTON DIAMETER METRIC:
- 80.95 MM
- PRODUCT NAME:
- PISTON
- STYLE:
- BIG BORE
- PISTON SIZE METRIC:
- STANDARD SIZE A
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$293.95 -
Wiseco Piston Kit Kawasaki KLX650 1993-1995 9.5:1 Compression 40133M10000
WISECO
$239.95Wiseco 40133M10000 Piston Kit Elevate your Kawasaki KLX650 or KLX650R's performance with the Wiseco 40133M10000 Piston Kit. Designed for enthusiasts and competitive riders, this kit ensures unmatched durability and peak power, enabling you to tackle any...09103949- SKU:
- 09103949
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 82.00 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 100.00 MM
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- DISPLACEMENT:
- 644 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- STREET
$239.95 -
ATHENA Piston Kit S4F05300002A
ATHENA
$227.95ATHENA Piston Kit S4F05300002ATwo-stroke pistons are made from 4032 silicium, Four-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistons, Both include 3% copper in materials for better heat resistance, All...09102780- SKU:
- 09102780
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.8:1
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- A
- BORE SIZE METRIC:
- 52.95 MM
- PISTON DIAMETER METRIC:
- 52.95 MM
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
$227.95Qty in Cart: 0Quantity:Price:$227.95Subtotal: -
VERTEX Piston Kit 23647A
VERTEX
$268.95VERTEX Piston Kit 23647AAll 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 life09102572- SKU:
- 09102572
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.9:1
- CYLINDER DIAMETER METRIC:
- 77.00 MM
- PISTON DIAMETER METRIC:
- 76.95 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
- DISPLACEMENT:
- 250 CC
- PRODUCT NAME:
- PISTON KIT
$268.95 -
VERTEX Piston Kit 23641B
VERTEX
$280.95VERTEX Piston Kit 23641BAll 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...09102568- SKU:
- 09102568
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
$280.95 -
VERTEX Piston Kit 23599B
VERTEX
$271.95VERTEX Piston Kit 23599BAll 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...09102566- SKU:
- 09102566
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.6:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- FORGED REPLICA
- CYLINDER DIAMETER METRIC:
- 79.00 MM
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- PISTON DIAMETER METRIC:
- 78.96 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$271.95 -
VERTEX Piston Kit 23457B
VERTEX
$260.95VERTEX Piston Kit 23457BAll 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...09102564- SKU:
- 09102564
- Availability:
- Ships Same Business Day
- Weight:
- 0.79 LBS
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 72.00 MM
- PISTON DIAMETER METRIC:
- 71.95 MM
- STYLE:
- CAST REPLICA
- DISPLACEMENT:
- 300 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$260.95 -
ATHENA Piston Kit S4F102000040
ATHENA
$284.95ATHENA Piston Kit S4F102000040Two-stroke pistons are made from 4032 silicium, Four-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistons, Both include 3% copper in materials for better heat resistance, All...09102539- SKU:
- 09102539
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
- PISTON DIAMETER METRIC:
- 101.96 MM
- COMPRESSION RATIO IMPERIAL:
- 12.2:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- BORE SIZE METRIC:
- 101.96 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
- TYPE:
- REPLACEMENT FORGED PISTON
$284.95Qty in Cart: 0Quantity:Price:$284.95Subtotal: -
ATHENA Piston Kit S4F100000190
ATHENA
$257.95ATHENA Piston Kit S4F100000190Includes rings, clips and pin, Easy-to-follow step-by-step installation instructions09102535- SKU:
- 09102535
- Availability:
- Ships Same Business Day
- Weight:
- 0.93 LBS
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
- PISTON SIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 100.00 MM
- UNITS:
- EACH
$257.95 -
ATHENA Piston Kit S4F04700001A
ATHENA
$142.95ATHENA Piston Kit S4F04700001ATwo-stroke pistons are made from 4032 silicium, Four-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistons, Both include 3% copper in materials for better heat resistance, All...09102533- SKU:
- 09102533
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- DISPLACEMENT:
- 85 CC
- PISTON HEAD SHAPE:
- DOMED
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 46.96 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- TYPE:
- A
$142.95 -
ATHENA Piston Kit S4F04500001B
ATHENA
$141.95ATHENA Piston Kit S4F04500001BTwo-stroke pistons are made from 4032 silicium, Four-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistons, Both include 3% copper in materials for better heat resistance, All...09102532- SKU:
- 09102532
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PRODUCT NAME:
- PISTON KIT
- TYPE:
- B
- BORE SIZE METRIC:
- 44.97 MM
- PISTON HEAD SHAPE:
- DOMED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DISPLACEMENT:
- 65 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
$141.95 -
ATHENA Piston Kit S4F04500001A
ATHENA
$142.95ATHENA Piston Kit S4F04500001ATwo-stroke pistons are made from 4032 silicium, Four-stroke pistons are made from 2618 silicium - the same material used to produce Formula 1 pistons, Both include 3% copper in materials for better heat resistance, All...09102531- SKU:
- 09102531
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- COMPRESSION RATIO IMPERIAL:
- STOCK
- PRODUCT NAME:
- PISTON KIT
- BORE SIZE METRIC:
- 44.96 MM
- PISTON HEAD SHAPE:
- DOMED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DISPLACEMENT:
- 65 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- TYPE:
- A
$142.95 -
VERTEX Piston Kit 23378B
VERTEX
$271.95VERTEX Piston Kit 23378BAll 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...09102099- SKU:
- 09102099
- Availability:
- Ships Same Business Day
- Weight:
- 1.07 LBS
- DISPLACEMENT:
- 450 CC
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 95.97 MM
- COMPRESSION RATIO IMPERIAL:
- 12.9:1
- CYLINDER DIAMETER METRIC:
- 96.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$271.95 -
VERTEX Piston Kit 23198B
VERTEX
$268.95VERTEX Piston Kit 23198BAll 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...09102091- SKU:
- 09102091
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$268.95 -
VERTEX Piston Kit 23564B
VERTEX
$237.95VERTEX Piston Kit 23564BAll 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...09102085- SKU:
- 09102085
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
$237.95 -
VERTEX Piston Kit 22216A
VERTEX
$165.95VERTEX Piston Kit 22216AAll 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...09102077- SKU:
- 09102077
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 53.95 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST REPLICA
- CYLINDER DIAMETER METRIC:
- 54.00 MM
- DISPLACEMENT:
- 125 CC
$165.95Qty in Cart: 0Quantity:Price:$165.95Subtotal: -
VERTEX Piston Kit 23205500
VERTEX
$165.95VERTEX Piston Kit 23205500All 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 life09102076- SKU:
- 09102076
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 53.00 MM
- STYLE:
- CAST BIG BORE
- UNITS:
- KIT
- BORE - OVERSIZE:
- +5,00 MM
- BORE - OVERSIZE METRIC:
- +5.00 MM
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 103 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- PISTON DIAMETER METRIC:
- 52.95 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$165.95 -
VERTEX Piston Kit - Standard 22521B
VERTEX
$218.95VERTEX Piston Kit Standard 22521BAll 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 life09101059- SKU:
- 09101059
- Availability:
- Ships Same Business Day
- Weight:
- 0.72 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- PISTON DIAMETER METRIC:
- 66.36 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 66.40 MM
- DISPLACEMENT:
- 250 CC
$218.95
