Dirt Bike Engine
Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!
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Dirt Bike Cams and Parts
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Dirt Bike Connecting Rods and Parts
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Dirt Bike Crankcases and Parts
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Dirt Bike Crankshafts and Parts
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Dirt Bike Cylinder Heads and Parts
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Dirt Bike Cylinders and Parts
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Dirt Bike Engine Bearings
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Dirt Bike Engine Covers
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Dirt Bike Engine Gaskets and Kits
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Dirt Bike Engine Rebuild Kits
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Dirt Bike Engine Seals - Orings and Kits
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Dirt Bike Engine Valves and Parts
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Dirt Bike Flywheel and Rod Assemblies
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Dirt Bike Fuel Filters
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Dirt Bike Miscellaneous Engine Parts
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Dirt Bike Oil Coolers
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Dirt Bike Oil Filters
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Dirt Bike Oil Lines
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Dirt Bike Oil Pumps
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Dirt Bike Piston and Ring Kits
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Dirt Bike Piston Rings Only
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Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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WISECO Piston - +3.00 mm - Honda CR85R/CR85RB Expert 833M05050
WISECO
$126.75WISECO Piston +3.00 mm Honda CR85R/CR85RB Expert 833M05050Forged from high-silicon aluminum alloy for maximum strength and dependability, Wiseco offers a complete range of popular piston models and years for both trail and racing applications,...833M05050- SKU:
- 833M05050
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$126.75Qty in Cart: 0Quantity:Price:$126.75Subtotal: -
WISECO Piston Kit with Gasket - KTM PK1882
WISECO
$174.95WISECO Piston Kit with Gasket KTM PK1882Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031127- SKU:
- 9031127
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MODEL:
- PRO-LITE
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 45.00 MM
- PISTON DIAMETER METRIC:
- 44.95 MM
- BORE - OVERSIZE METRIC:
- STANDARD
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 40.80 MM
- BORE - OVERSIZE:
- STANDARD
- DISPLACEMENT:
- 65 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$174.95 -
WISECO Piston Kit with Gasket - KTM PK1884
WISECO
$244.95WISECO Piston Kit with Gasket KTM PK1884Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031129- SKU:
- 9031129
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 72.00 MM
- DISPLACEMENT:
- 249 CC
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- GP SERIES
- PISTON DIAMETER METRIC:
- 66.32 MM
- BORE SIZE METRIC:
- 66.40 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$244.95 -
WISECO Piston Kit with Gasket - Suzuki PK1891
WISECO
$314.95WISECO Piston Kit with Gasket Suzuki PK1891Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031136- SKU:
- 9031136
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 96.00 MM
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- STROKE LENGTH METRIC:
- 62.10 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 449 CC
- PISTON DIAMETER METRIC:
- 95.95 MM
- PRODUCT NAME:
- REBUILD KIT
- SKIRT COATING:
- ARMORGLIDE®
$314.95 -
WISECO Piston Kit with Gasket - Honda PK1892
WISECO
$274.95WISECO Piston Kit with Gasket Honda PK1892Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031137- SKU:
- 9031137
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- PISTON DIAMETER METRIC:
- 76.76 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 53.80 MM
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 76.80 MM
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- DISPLACEMENT:
- 249 CC
- SKIRT COATING:
- ARMORGLIDE®
$274.95 -
WISECO Piston Kit with Gasket - Suzuki PK1893
WISECO
$344.95WISECO Piston Kit with Gasket Suzuki PK1893Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031138- SKU:
- 9031138
- Availability:
- Ships Same Business Day
- Weight:
- 1.42 LBS
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 95.95 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 62.10 MM
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 96.00 MM
- DISPLACEMENT:
- 449 CC
- SKIRT COATING:
- ARMORGLIDE®
$344.95 -
WISECO Piston Kit with Gasket - KTM PK1895
WISECO
$317.91WISECO Piston Kit with Gasket KTM PK1895Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031139- SKU:
- 9031139
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
$317.91Qty in Cart: 0Quantity:Price:$317.91Subtotal: -
WISECO Piston Kit with Gasket - KTM PK1896
WISECO
$319.95WISECO Piston Kit with Gasket KTM PK1896Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031140- SKU:
- 9031140
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- STREET
- STROKE LENGTH METRIC:
- 57.50 MM
- BORE SIZE METRIC:
- 88.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 87.96 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- DISPLACEMENT:
- 350 CC
- RIDING STYLE:
- OFF-ROAD
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- MODEL:
- FORGED SERIES
- TYPE:
- TOP END
$319.95Qty in Cart: 0Quantity:Price:$319.95Subtotal: -
WISECO Piston Kit with Gasket PK1897
WISECO
$331.33WISECO Piston Kit with Gasket PK1897Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins, circlips...9031141- SKU:
- 9031141
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$331.33Qty in Cart: 0Quantity:Price:$331.33Subtotal: -
WISECO Piston Kit with Gasket PK1898
WISECO
$359.95WISECO Piston Kit with Gasket PK1898Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins, circlips...9031142- SKU:
- 9031142
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- DISPLACEMENT:
- 449 CC
- PISTON DIAMETER METRIC:
- 94.95 MM
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- STREET
- SKIRT COATING:
- ARMORGLIDE®
- BORE SIZE METRIC:
- 95.00 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 63.40 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$359.95 -
WISECO Piston Kit with Gasket - Yamaha PK1899
WISECO
$314.95WISECO Piston Kit with Gasket Yamaha PK1899Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031143- SKU:
- 9031143
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 77.00 MM
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 76.96 MM
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 53.60 MM
- TYPE:
- TOP END
- UNITS:
- KIT
$314.95 -
WISECO Piston Kit with Gasket - Yamaha PK1900
WISECO
$289.95WISECO Piston Kit with Gasket Yamaha PK1900Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, Complete piston kits include High-Performance forged pistons, rings, wrist pins,...9031144- SKU:
- 9031144
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- BORE SIZE METRIC:
- 97.00 MM
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 96.95 MM
- DISPLACEMENT:
- 449 CC
- SKIRT COATING:
- ARMORGLIDE®
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 60.80 MM
- UNITS:
- KIT
$289.95 -
WISECO Ring Set 1693CD
WISECO
$49.95WISECO Ring Set 1693CDEach ring set is for one piston1693CD- SKU:
- 1693CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- DISPLACEMENT:
- 49 CC
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 60 CC
- PISTON MATERIAL:
- ALUMINUM
- BORE SIZE METRIC:
- 43.00 MM
- UNITS:
- SET
$49.95 -
WISECO Ring Set 1614CD
WISECO
$49.95WISECO Ring Set 1614CDEach ring set is for one piston1614CD- SKU:
- 1614CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- RIDING STYLE:
- ATV
- DISPLACEMENT:
- 49 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 41.00 MM
- UNITS:
- SET
$49.95 -
WISECO Ring Set 1594CD
WISECO
$50.78WISECO Ring Set 1594CDEach ring set is for one piston1594CD- SKU:
- 1594CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
$50.78Qty in Cart: 0Quantity:Price:$50.78Subtotal: -
WISECO Circlip CW12
WISECO
$3.95WISECO Circlip CW12High-strength, easy -to-install circlips furnished with every piston, Forged from high-silicon alloy for maximum strength and dependabilityCW12- SKU:
- CW12
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- PRODUCT NAME:
- CIRCLIP
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- OUTSIDE DIAMETER:
- 12,00 MM
- OUTSIDE DIAMETER METRIC:
- 12.00 MM
$3.95 -
WISECO Circlip CW13
WISECO
$3.95WISECO Circlip CW13High-strength, easy -to-install circlips furnished with every piston, Forged from high-silicon alloy for maximum strength and dependabilityCW13- SKU:
- CW13
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 13 MM
- OUTSIDE DIAMETER METRIC:
- 13 MM
- PRODUCT NAME:
- CIRCLIP
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- PAIR
$3.95 -
WISECO Circlip CW14
WISECO
$3.95WISECO Circlip CW14High-strength, easy -to-install circlips furnished with every piston, Forged from high-silicon alloy for maximum strength and dependabilityCW14- SKU:
- CW14
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- PISTON
- OUTSIDE DIAMETER:
- 14 MM
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER METRIC:
- 14 MM
- PRODUCT NAME:
- CIRCLIP
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$3.95 -
WISECO Circlip CW15
WISECO
$3.95WISECO Circlip CW15High-strength, easy -to-install circlips furnished with every piston, Forged from high-silicon alloy for maximum strength and dependabilityCW15- SKU:
- CW15
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- APPLICATION:
- PISTON
- MATERIAL:
- SILICONE
- OUTSIDE DIAMETER:
- 15 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 15 MM
- PRODUCT NAME:
- CIRCLIP
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$3.95 -
WISECO Circlip CW17
WISECO
$3.95WISECO Circlip CW17High-strength, easy -to-install circlips furnished with every piston, Forged from high-silicon alloy for maximum strength and dependabilityCW17- SKU:
- CW17
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- TYPE:
- TOP END
- APPLICATION:
- PISTON
- OUTSIDE DIAMETER:
- 17 MM
- OUTSIDE DIAMETER METRIC:
- 17 MM
- MATERIAL:
- SILICONE
- PRODUCT NAME:
- CIRCLIP
- UNITS:
- PAIR
$3.95
