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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Wiseco Piston Kit with Gaskets for Kawasaki KX100 1998-2013 PK1154
WISECO
$174.95WISECO Piston Kit with Gaskets PK1154 Experience the pinnacle of performance with the WISECO Piston Kit, expertly designed for 2-cycle engines. Crafted from high-silicone bar stock, these forged pistons offer superior strength and reduced thermal...09030310- SKU:
- 09030310
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE SIZE METRIC:
- 52.50 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 99 CC
- ENGINE TYPE:
- 2-STROKE
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 52.45 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 45.80 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$174.95Qty in Cart: 0Quantity:Price:$174.95Subtotal: -
Wiseco Piston Kit with Gaskets for 1997-2001 Honda CR250R PK1168
WISECO
$254.95WISECO Piston Kit with Gaskets PK1168 Upgrade your engine's performance with the WISECO Piston Kit, designed specifically for 2-cycle engines. This complete kit features high-performance forged pistons made from high-silicone bar stock, ensuring greater...09030311- SKU:
- 09030311
- Availability:
- Ships Same Business Day
- Weight:
- 1.38 LBS
- DISPLACEMENT:
- 249 CC
- PRODUCT NAME:
- REBUILD KIT
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 66.36 MM
- SKIRT COATING:
- NON-COATED
- BORE SIZE METRIC:
- 66.40 MM
- MODEL:
- PRO-LITE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$254.95 -
Wiseco YZ250 2002-2022 Piston Kit with Gaskets PK1704
WISECO
$274.95WISECO Piston Kit with Gaskets PK1704 Elevate your engine performance with the WISECO Piston Kit, crafted from high-silicon aluminum alloy for unparalleled strength and reliability. This comprehensive kit includes everything you need for overboring or...09030929- SKU:
- 09030929
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- COOLING SYSTEM:
- LIQUID COOLED
- DISPLACEMENT:
- 249,3 CC
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 72.00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 66.40 MM
- PISTON MATERIAL:
- ALUMINUM
- PISTON MATERIAL:
- FORGED
- MODEL:
- RACER'S CHOICE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- EACH
$274.95 -
Wiseco KX85 2001-2013 Piston Kit with Gaskets PK1762
WISECO
$179.95WISECO Piston Kit with Gaskets PK1762 Upgrade your engine's performance with the WISECO Piston Kit, designed specifically for 2-cycle applications. Crafted from high-silicone forged materials, this kit ensures exceptional strength and minimal thermal...09030930- SKU:
- 09030930
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- DISPLACEMENT:
- 84.9 CC
- ENGINE TYPE:
- 2-STROKE
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- MODEL:
- GP SERIES
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE SIZE METRIC:
- 48.50 MM
- PISTON DIAMETER METRIC:
- 48.45 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- UNITS:
- KIT
$179.95 -
Wiseco Piston Kit Standard 54mm Honda CR125R 1992-2003 676M05400
WISECO
$129.95WISECO Piston Standard Honda CR125R 676M05400 Elevate your performance with the WISECO Piston, expertly crafted from high-silicon aluminum alloy for exceptional strength and reliability. Designed for both competitive racing and trail riding, this piston...676M05400- SKU:
- 676M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- BORE SIZE METRIC:
- 54.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- STROKE LENGTH:
- 54,50 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 125 CC
- PRODUCT NAME:
- PISTON
$129.95 -
Wiseco Piston Kit 54.50 mm Honda CR125R 1992-2003 676M05450
WISECO
$154.95Wiseco +.50 mm Piston for Honda CR125R 676M05450 Experience unmatched performance with the Wiseco forged piston, designed specifically for the Honda CR125R. Crafted from high-silicon aluminum alloy, this piston delivers exceptional durability and power,...676M05450- SKU:
- 676M05450
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 54.50 MM
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 54,50 MM
- STROKE LENGTH METRIC:
- 54.50 MM
$154.95 -
Wiseco Piston Kit 52.00 mm Oversize Suzuki RM 85 2002-2022 806M05200
WISECO
$169.95Wiseco +5.00 mm Piston for Suzuki RM 85/L 806M05200 Experience unparalleled performance and reliability with the Wiseco +5.00 mm piston, designed specifically for the Suzuki RM 85/L. Crafted from high-silicon aluminum alloy, this piston ensures maximum...806M05200- SKU:
- 806M05200
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- DISPLACEMENT:
- 99.4 CC
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +5,00 MM
- BORE - OVERSIZE METRIC:
- +5.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 46.80 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 52.00 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 46,80 MM
$169.95 -
Wiseco Piston Kit 56.00mm 2.00mm Oversize for KTM 125 SX 2001-2021 786M05600
WISECO
$174.95WISECO Piston +2.00 mm 786M05600 Experience unparalleled performance with the Wiseco Piston, expertly crafted from a high-silicon aluminum alloy for exceptional strength and reliability. Designed for both trail and racing applications, this piston...786M05600- SKU:
- 786M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- DISPLACEMENT:
- 124 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- STROKE LENGTH:
- 54,50 MM
$174.95 -
Wiseco Piston Kit 54mm Bore Kawasaki KX125 2001-2008 788M05400
WISECO
$184.95High-Performance Wiseco Piston for Kawasaki KX 125 Elevate your racing experience with the Wiseco Piston, expertly crafted from high-silicon aluminum alloy for unmatched strength and reliability. Designed for both competitive and recreational use, this...788M05400- SKU:
- 788M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- BORE SIZE METRIC:
- 54.00 MM
- DISPLACEMENT:
- 125 CC
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- STROKE LENGTH:
- 54,50 MM
- STROKE LENGTH METRIC:
- 54.50 MM
$184.95 -
Wiseco Piston Kit 81mm Yamaha WaveRunner 1994-1997 790M08100
WISECO
$159.95WISECO Piston 790M08100 The WISECO Piston 790M08100 is engineered for superior performance in 2-cycle engines, crafted from high-silicone forged bar stock to ensure exceptional strength and minimal thermal expansion. Designed specifically for...790M08100- SKU:
- 790M08100
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 81.00 MM
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 701 CC
- UNITS:
- EACH
- RIDING STYLE:
- WATERCRAFT
$159.95 -
Wiseco 80.50mm Piston Kit for Kawasaki 1100 ZXi 1996-2003 809M08050
WISECO
$149.95WISECO Piston 809M08050 Experience unmatched performance with the WISECO Piston 809M08050, designed specifically for high-demand 2-cycle applications. Crafted from premium high-silicone forged bar stock, this piston ensures superior strength and minimal...809M08050- SKU:
- 809M08050
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- BORE - OVERSIZE METRIC:
- +0.50 MM
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 1083 CC
- DISPLACEMENT:
- 752 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON
- BORE SIZE METRIC:
- 80.50 MM
- UNITS:
- EACH
$149.95 -
Wiseco Piston Kit 95mm 11.8:1 Compression KTM 450 XC-F 2012-2016 PK1901
WISECO
$329.95WISECO Piston Kit with Gasket KTM PK1901 Upgrade your KTM engine with the WISECO Piston Kit, designed for optimal performance and durability. This comprehensive kit includes everything you need for a complete top-end rebuild, ensuring your engine runs...09031145- SKU:
- 09031145
- Availability:
- Ships Same Business Day
- Weight:
- 1.76 LBS
- BORE SIZE METRIC:
- 95.00 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 63.40 MM
- TYPE:
- TOP END
- DISPLACEMENT:
- 449 CC
- PISTON DIAMETER METRIC:
- 94.95 MM
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 11.8:1
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$329.95Qty in Cart: 0Quantity:Price:$329.95Subtotal: -
Wiseco Piston Kit with Gasket for Yamaha YZ250F 2012-2013 PK1902
WISECO
$309.95High-Performance WISECO Piston Kit with Gasket for Yamaha PK1902 Elevate your engine's performance with the WISECO Piston Kit, meticulously crafted for Yamaha models. This comprehensive kit includes everything you need for a complete rebuild, ensuring...09031146- SKU:
- 09031146
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- DISPLACEMENT:
- 250 CC
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 76.95 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- BORE SIZE METRIC:
- 77.00 MM
- MODEL:
- FORGED SERIES
- STROKE LENGTH METRIC:
- 53.60 MM
$309.95 -
Wiseco Piston Kit with Gasket for Kawasaki KX85 2014-2023 PK1904
WISECO
$169.95WISECO Piston Kit with Gasket for Kawasaki PK1904 Experience unparalleled performance with the WISECO Piston Kit, specifically designed for Kawasaki engines. This complete kit features high-performance forged pistons that deliver exceptional strength and...09031148- SKU:
- 09031148
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 84.9 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- REBUILD KIT
- PISTON DIAMETER METRIC:
- 48.45 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- UNITS:
- KIT
- BORE SIZE METRIC:
- 48.50 MM
- MODEL:
- PRO-LITE
- SKIRT COATING:
- NON-COATED
- TYPE:
- TOP END
$169.95 -
Wiseco Piston Kit with Gasket for Kawasaki KX85 2014-2020 PK1905
WISECO
$169.95WISECO Piston Kit with Gasket for Kawasaki PK1905 Upgrade your Kawasaki engine with the WISECO Piston Kit, designed for optimal performance and durability. This complete kit includes everything you need for a successful top-end rebuild, ensuring your...09031149- SKU:
- 09031149
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 45.80 MM
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 49.00 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 48.95 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 84.9 CC
- MODEL:
- PRO-LITE
- SKIRT COATING:
- NON-COATED
- TYPE:
- TOP END
$169.95 -
Wiseco Top End Bearing 12x16x15.8 Kawasaki KFX50 2003-2009 B1000
WISECO
$23.99WISECO Top End Bearing B1000 Engineered for performance, the WISECO Top End Bearing B1000 is crafted from a premium high-silicon aluminum alloy, ensuring exceptional strength and durability. Designed to meet the rigorous demands of high-speed engines,...B1000- SKU:
- B1000
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- APPLICATION:
- PISTON
- INSIDE DIAMETER METRIC:
- 12 MM
- MATERIAL:
- SILICONE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM
- LENGTH METRIC:
- 15.8 MM
- OUTSIDE DIAMETER METRIC:
- 16 MM
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- EACH
$23.99 -
Wiseco Top End Bearing for Suzuki LT250R QuadRacer 1985-1992 B1002
WISECO
$23.99WISECO Top End Bearing B1002 Engineered for performance and durability, the WISECO Top End Bearing B1002 is crafted from a premium high-silicon aluminum alloy. This ensures exceptional strength and reliability, making it ideal for high-speed engine...B1002- SKU:
- B1002
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- PISTON
- INSIDE DIAMETER METRIC:
- 18 MM
- MATERIAL:
- ALUMINUM
- MATERIAL:
- SILICONE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- OUTSIDE DIAMETER METRIC:
- 23 MM
- LENGTH METRIC:
- 23.8 MM
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- EACH
$23.99 -
Wiseco Top End Bearing Yamaha YFZ350 Banshee 1987-2006 B1005
WISECO
$23.99WISECO Top End Bearing B1005 Engineered for peak performance, the WISECO Top End Bearing B1005 is crafted from a premium high-silicon aluminum alloy, ensuring unparalleled strength and reliability. Designed to withstand the rigors of high-speed...B1005- SKU:
- B1005
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- LENGTH METRIC:
- 22.5 MM
- PRODUCT NAME:
- BEARING
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 21 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
- UNITS:
- EACH
- APPLICATION:
- PISTON
- INSIDE DIAMETER METRIC:
- 16 MM
- MATERIAL:
- SILICONE
$23.99 -
Wiseco Top End Bearing Kawasaki KX85 2001-2024 B1006
WISECO
$23.99WISECO Top End Bearing B1006 Engineered for peak performance, the WISECO Top End Bearing B1006 is crafted from a premium high-silicon aluminum alloy, ensuring exceptional strength and reliability. Designed to meet the rigorous demands of high-speed...B1006- SKU:
- B1006
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- LENGTH METRIC:
- 17.5 MM
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 18 MM
- TYPE:
- TOP END
- UNITS:
- EACH
- INSIDE DIAMETER METRIC:
- 14 MM
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$23.99 -
Wiseco Top End Bearing Kawasaki KDX200 1986-2006 B1008
WISECO
$23.99WISECO Top End Bearing B1008 Engineered for peak performance, the WISECO Top End Bearing B1008 is crafted from a high-silicon aluminum alloy, ensuring exceptional strength and reliability. These premium bearings are precision-manufactured to meet...B1008- SKU:
- B1008
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- TYPE:
- TOP END
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- BEARING
- UNITS:
- EACH
- INSIDE DIAMETER METRIC:
- 18 MM
- LENGTH METRIC:
- 22 MM
- MATERIAL:
- ALUMINUM
- OUTSIDE DIAMETER METRIC:
- 22 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
$23.99
