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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- Qty in Cart
- Quantity
- Price
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VERTEX Piston Kit VTKTC22805A
VERTEX
$292.95VERTEX Piston Kit VTKTC22805AAll 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 life09103703- SKU:
- 09103703
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
$292.95 -
VERTEX Piston Kit VTKTC22805B
VERTEX
$292.95VERTEX Piston Kit VTKTC22805BAll 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 life09103704- SKU:
- 09103704
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
$292.95 -
VERTEX Piston Kit - High Compression VTKTC22900B
VERTEX
$359.95VERTEX Piston Kit High Compression VTKTC22900BAll 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 life09103709- SKU:
- 09103709
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
$359.95 -
VERTEX Piston Kit 23757B
VERTEX
$268.95VERTEX Piston Kit 23757BAll 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...09103179- SKU:
- 09103179
- Availability:
- Ships Same Business Day
- Weight:
- 0.58 LBS
$268.95 -
VERTEX Piston Kit 23761C
VERTEX
$294.95VERTEX Piston Kit 23761CAll 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 life09103186- SKU:
- 09103186
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 300 CC
- ENGINE TYPE:
- 2-STROKE
- STYLE:
- CAST REPLICA
- PISTON DIAMETER METRIC:
- 71.95 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 72.00 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
$294.95 -
VERTEX Piston Kit 23249B
VERTEX
$206.95VERTEX Piston Kit 23249BAll 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 life09102553- SKU:
- 09102553
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 66.40 MM
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 66.34 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- STREET
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- STYLE:
- CAST REPLICA
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$206.95 -
VERTEX Piston Kit 23265A
VERTEX
$170.95VERTEX Piston Kit 23265AAll 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 life09102554- SKU:
- 09102554
- Availability:
- Ships Same Business Day
- Weight:
- 0.39 LBS
$170.95Qty in Cart: 0Quantity:Price:$170.95Subtotal: -
VERTEX Piston Kit 23381A
VERTEX
$292.95VERTEX Piston Kit 23381AAll 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 life09102557- SKU:
- 09102557
- Availability:
- Ships Same Business Day
- Weight:
- 0.92 LBS
$292.95 -
VERTEX Piston Kit 23383B
VERTEX
$193.95VERTEX Piston Kit 23383BAll 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 life09102558- SKU:
- 09102558
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- CYLINDER DIAMETER METRIC:
- 56.00 MM
- DISPLACEMENT:
- 144 CC
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 55.96 MM
- STYLE:
- CAST REPLICA
$193.95 -
VERTEX Piston Kit 22481AB
VERTEX
$98.95VERTEX Piston Kit 22481ABAll 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...09102234- SKU:
- 09102234
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 65 CC
- PISTON DIAMETER METRIC:
- 44.96 MM
- STYLE:
- CAST REPLICA
- CYLINDER DIAMETER METRIC:
- 45.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
$98.95Qty in Cart: 0Quantity:Price:$98.95Subtotal: -
VERTEX Piston Kit 23375A
VERTEX
$235.95VERTEX Piston Kit 23375AAll 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...09102421- SKU:
- 09102421
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- PISTON DIAMETER METRIC:
- 71.94 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DISPLACEMENT:
- 300 CC
- STYLE:
- CAST REPLICA
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- CYLINDER DIAMETER METRIC:
- 72 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
$235.95 -
VERTEX Piston Kit 23375C
VERTEX
$235.95VERTEX Piston Kit 23375CAll 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...09102422- SKU:
- 09102422
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- CAST REPLICA
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- DISPLACEMENT:
- 300 CC
- PISTON DIAMETER METRIC:
- 71.96 MM
- CYLINDER DIAMETER METRIC:
- 72 MM
$235.95 -
VERTEX Piston Kit 22995B
VERTEX
$146.95VERTEX Piston Kit 22995BAll 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...09102034- SKU:
- 09102034
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 54.00 MM
- DISPLACEMENT:
- 125 CC
- PISTON DIAMETER METRIC:
- 53.93 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$146.95 -
Wiseco Wrist Pin 16mm x 46.99mm for Polaris Indy Touring 340 1999-2003 S270
WISECO
$22.99Wiseco S270: Elevate Your Engine's Performance Discover the unparalleled innovation behind Wiseco's S270 product, engineered for enthusiasts who seek peak performance and reliability. This high-tech solution combines advanced materials with precision...S270- SKU:
- S270
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH:
- 50,6 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER METRIC:
- 16.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- LENGTH METRIC:
- 50.6 MM
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- WRIST PIN
- OUTSIDE DIAMETER:
- 16,00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal: -
Wiseco Wrist Pin for Yamaha YZ490 1982-1990 S277
WISECO
$22.99Wiseco S277 Performance Piston Unlock the potential of your engine with the Wiseco S277 Performance Piston, expertly engineered for high-performance applications. This piston combines advanced technology with precision craftsmanship to deliver unmatched...S277- SKU:
- S277
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- APPLICATION:
- PISTON
- LENGTH:
- 72 MM
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 18,00 MM
- OUTSIDE DIAMETER METRIC:
- 18.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- LENGTH METRIC:
- 72 MM
- PRODUCT NAME:
- WRIST PIN
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$22.99 -
Wiseco Wrist Pin 18mm x 62.81mm for Polaris 400L 2x4 1994-1995 S278
WISECO
$22.99Wiseco High-Performance Pistons Experience unparalleled durability and precision with Wiseco's advanced piston technology. Engineered for superior strength and minimal thermal expansion, these pistons are designed to withstand extreme conditions while...S278- SKU:
- S278
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- APPLICATION:
- PISTON
- LENGTH METRIC:
- 62.8 MM
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER:
- 18,00 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- WRIST PIN
- OUTSIDE DIAMETER METRIC:
- 18.00 MM
- UNITS:
- EACH
- LENGTH:
- 62,8 MM
- MATERIAL:
- SILICONE
- RIDING STYLE:
- ATV
$22.99 -
Wiseco Wrist Pin for Honda CR125R 1987 Kawasaki KX100 1995-2009 Suzuki RM85 2002-2023 Yamaha YZ85 2002-2018 S288
WISECO
$22.99Wiseco High-Tech Piston - S288 Unlock the full potential of your engine with the Wiseco High-Tech Piston S288. Designed for enthusiasts who prioritize performance and reliability, this piston combines cutting-edge technology with innovative engineering...S288- SKU:
- S288
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- LENGTH METRIC:
- 54 MM
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 14,00 MM
- RIDING STYLE:
- OFF-ROAD
- LENGTH:
- 54 MM
- OUTSIDE DIAMETER METRIC:
- 14.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- APPLICATION:
- PISTON
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- WRIST PIN
- RIDING STYLE:
- STREET
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal: -
Wiseco Piston Kit Yamaha XT500 1976-1981 4764M08700
WISECO
$239.95Wiseco 4764M08700 Piston Kit Transform your Yamaha TT500, XT500, or SR500 with the Wiseco 4764M08700 Piston Kit. This high-performance upgrade is engineered for riders who seek exceptional power, reliability, and precision in their motorcycle's...09102923- SKU:
- 09102923
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 87.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- DISPLACEMENT:
- 499 CC
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- STREET
- STROKE LENGTH METRIC:
- 84.00 MM
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$239.95 -
Wiseco 88mm 9:1 Piston Kit for Yamaha XT500 1976-1981 4764M08800
WISECO
$239.95Wiseco 4764M08800 Piston Kit Elevate your Yamaha TT500, XT500, or SR500 with the Wiseco 4764M08800 Piston Kit. Designed for enthusiasts who demand excellence, this piston kit combines state-of-the-art engineering with premium materials to enhance your...09102924- SKU:
- 09102924
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- BORE SIZE METRIC:
- 88.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +1.00 MM
- RIDING STYLE:
- STREET
- STROKE LENGTH METRIC:
- 84.00 MM
- BORE - OVERSIZE:
- +1,00 MM
- DISPLACEMENT:
- 499 CC
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$239.95 -
Wiseco Piston Kit Yamaha SR500 1978-1981 XT500 1976-1981 TT500 1977-1981 4783M09000
WISECO
$269.95Wiseco 4783M09000 Piston Kit Elevate your Yamaha TT500, XT500, or SR500's performance with the Wiseco 4783M09000 Piston Kit. This premium upgrade is meticulously engineered to deliver exceptional power and reliability, making it the ideal choice for...09102927- SKU:
- 09102927
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- STROKE LENGTH METRIC:
- 84.00 MM
- BORE - OVERSIZE METRIC:
- +3.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- BORE - OVERSIZE:
- +3,00 MM
- BORE SIZE METRIC:
- 90.00 MM
- COMPRESSION RATIO IMPERIAL:
- 9.0:1
- DISPLACEMENT:
- 499 CC
- RIDING STYLE:
- STREET
$269.95
