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 - +1.50 mm - Suzuki RM 80 497M05050
WISECO
$133.95Forged 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, Durability, longevity and increased horsepower, Innovative forging...497M05050- SKU:
- 497M05050
- Weight:
- 4.00 LBS
$133.95Qty in Cart: 0Quantity:Price:$133.95Subtotal: -
WISECO Piston 477M04800
WISECO
$138.95WISECO Piston 477M04800Forged from high-silicon alloy for maximum strength and dependability, Wiseco offers a complete range of popular piston models and years for both trail and racing applications, All Wiseco pistons are priced with rings and circlips477M04800- SKU:
- 477M04800
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE - OVERSIZE:
- +1,00 MM
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 48.00 MM
- PISTON DIAMETER METRIC:
- 47.95 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 79 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- NON-COATED
- STROKE LENGTH METRIC:
- 45.60 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
$138.95 -
WISECO Piston 477M04900
WISECO
$152.95WISECO Piston 477M04900Forged from high-silicon alloy for maximum strength and dependability, Wiseco offers a complete range of popular piston models and years for both trail and racing applications, All Wiseco pistons are priced with rings and circlips477M04900- SKU:
- 477M04900
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$152.95Qty in Cart: 0Quantity:Price:$152.95Subtotal: -
WISECO Piston - Standard - Kawasaki KDX 220 R 750M06900
WISECO
$184.95WISECO Piston Standard Kawasaki KDX 220 R 750M06900Forged 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, Durability,...750M06900- SKU:
- 750M06900
- Availability:
- Ships Same Business Day
- Weight:
- 0.68 LBS
- BORE SIZE METRIC:
- 69.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 58.00 MM
- UNITS:
- EACH
- DISPLACEMENT:
- 216 CC
- STROKE LENGTH:
- 58,00 MM
$184.95Qty in Cart: 0Quantity:Price:$184.95Subtotal: -
WISECO Piston - +1.00 mm - Kawasaki KDX 220 R 750M07000
WISECO
$209.95WISECO Piston +1.00 mm Kawasaki KDX 220 R 750M07000Forged 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, Durability,...750M07000- SKU:
- 750M07000
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- DISPLACEMENT:
- 216 CC
- BORE - OVERSIZE:
- +1,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- PRODUCT NAME:
- PISTON
- STROKE LENGTH:
- 58,00 MM
- BORE SIZE METRIC:
- 70.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 58.00 MM
$209.95 -
WISECO Piston - Standard - Yamaha YZ 125 765M05400
WISECO
$184.95WISECO Piston Standard Yamaha YZ 125 765M05400Forged 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, Durability, longevity...765M05400- SKU:
- 765M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 54,50 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
$184.95 -
WISECO Piston - +2.00 mm - Yamaha YZ 125 765M05600
WISECO
$199.95WISECO Piston +2.00 mm Yamaha YZ 125 765M05600Forged 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, Durability, longevity...765M05600- SKU:
- 765M05600
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 54,50 MM
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 56.00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- DISPLACEMENT:
- 134 CC
$199.95 -
WISECO Piston - Standard - KTM 125 SX 740M05425
WISECO
$186.95WISECO Piston Standard KTM 125 SX 740M05425Forged 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, Durability, longevity and...740M05425- SKU:
- 740M05425
- Availability:
- Ships Same Business Day
- Weight:
- 0.42 LBS
- DISPLACEMENT:
- 125 CC
- ENGINE TYPE:
- 2-STROKE
- STROKE LENGTH:
- 54,00 MM
- STROKE LENGTH METRIC:
- 54.00 MM
- BORE SIZE METRIC:
- 54.25 MM
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$186.95Qty in Cart: 0Quantity:Price:$186.95Subtotal: -
WISECO Piston - Standard - Kawasaki KX 125 741M05400
WISECO
$154.95WISECO Piston Standard Kawasaki KX 125 741M05400Forged 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, Durability,...741M05400- SKU:
- 741M05400
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 124 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
- STROKE LENGTH:
- 54,50 MM
$154.95 -
WISECO Piston - Standard - Yamaha PW 50 653M04050
WISECO
$104.95WISECO Piston Standard Yamaha PW 50 653M04050Forged 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, Durability, longevity...653M04050- SKU:
- 653M04050
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 49 CC
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 39,20 MM
- STROKE LENGTH METRIC:
- 39.20 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE METRIC:
- +0.50 MM
- ENGINE TYPE:
- 2-STROKE
- UNITS:
- EACH
- BORE SIZE METRIC:
- 40.50 MM
$104.95Qty in Cart: 0Quantity:Price:$104.95Subtotal: -
WISECO Piston - +1.00 mm - Yamaha PW 50 653M04100
WISECO
$106.46WISECO Piston +1.00 mm Yamaha PW 50 653M04100Forged 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, Durability, longevity...653M04100- SKU:
- 653M04100
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$106.46Qty in Cart: 0Quantity:Price:$106.46Subtotal: -
WISECO Piston - +1.50 mm - Yamaha PW 50 653M04150
WISECO
$109.95WISECO Piston +1.50 mm Yamaha PW 50 653M04150Forged 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, Durability, longevity...653M04150- SKU:
- 653M04150
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- +1,50 MM
- DISPLACEMENT:
- 49 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH:
- 39,20 MM
- STROKE LENGTH METRIC:
- 39.20 MM
- BORE SIZE METRIC:
- 41.50 MM
- BORE - OVERSIZE METRIC:
- +1.50 MM
- ENGINE TYPE:
- 2-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
$109.95 -
WISECO Piston - Standard - Kawasaki KX 250/KDX 250 607M06740
WISECO
$199.95WISECO Piston Standard Kawasaki KX 250/KDX 250 607M06740Forged 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, Durability,...607M06740- SKU:
- 607M06740
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- BORE SIZE METRIC:
- 67.40 MM
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
$199.95 -
WISECO Piston - +.50 mm - Kawasaki KX 250/KDX 250 607M06800
WISECO
$199.95WISECO Piston +.50 mm Kawasaki KX 250/KDX 250 607M06800Forged 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, Durability,...607M06800- SKU:
- 607M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- +0,60 MM
- BORE - OVERSIZE METRIC:
- +0.60 MM
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
- BORE SIZE METRIC:
- 68.00 MM
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
WISECO Piston - +1.00 mm - Kawasaki KX 250/KDX 250 607M06850
WISECO
$199.95WISECO Piston +1.00 mm Kawasaki KX 250/KDX 250 607M06850Forged 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, Durability,...607M06850- SKU:
- 607M06850
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE METRIC:
- +1.10 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 70.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- +1,10 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 68.50 MM
- DISPLACEMENT:
- 249 CC
- STROKE LENGTH:
- 70,00 MM
$199.95 -
WISECO Piston - Standard - KTM 250 SX/250 EXC 601M06750
WISECO
$199.95WISECO Piston Standard KTM 250 SX/250 EXC 601M06750Forged 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, Durability,...601M06750- SKU:
- 601M06750
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- DISPLACEMENT:
- 249,6 CC
- STROKE LENGTH:
- 69,50 MM
- BORE SIZE METRIC:
- 67.50 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 69.50 MM
- UNITS:
- EACH
$199.95 -
WISECO Piston - Standard - Yamaha YZ/WR 250 Z/YZ 250 WR 605M06800
WISECO
$199.95WISECO Piston Standard Yamaha YZ/WR 250 Z/YZ 250 WR 605M06800Forged 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,...605M06800- SKU:
- 605M06800
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH:
- 68,00 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 246,8 CC
- PRODUCT NAME:
- PISTON
- UNITS:
- EACH
- STROKE LENGTH METRIC:
- 68.00 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 68.00 MM
$199.95Qty in Cart: 0Quantity:Price:$199.95Subtotal: -
WISECO Piston 813M08050
WISECO
$149.95WISECO Piston 813M08050Most Wiseco 2-cycle pistons are forged from high-silicone bar stock, Greater strength and lower expansion at high temperatures, All Wiseco High-Performance pistons are priced with rings, wrist pins and circlips, Wiseco ring types...9100001- SKU:
- 9100001
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 752 CC
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- STROKE LENGTH METRIC:
- 74.00 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 80.50 MM
- PRODUCT NAME:
- PISTON
$149.95Qty in Cart: 0Quantity:Price:$149.95Subtotal: -
WISECO Piston Kit - +2.10 mm - CR250R 801M06850
WISECO
$224.95WISECO Piston Kit +2.10 mm CR250R 801M06850Pistons come without gasket kit9100201- SKU:
- 9100201
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE:
- +2,10 MM
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- OFF-ROAD
- STROKE LENGTH METRIC:
- 72.00 MM
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +2.10 MM
- DISPLACEMENT:
- 265 CC
- PISTON MATERIAL:
- FORGED
- BORE SIZE METRIC:
- 68.50 MM
$224.95Qty in Cart: 0Quantity:Price:$224.95Subtotal: -
WISECO Piston Kit - Standard 4798M03900
WISECO
$119.95WISECO Piston Kit Standard 4798M03900Pistons come without gasket kit9100202- SKU:
- 9100202
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COMPRESSION RATIO IMPERIAL:
- 11.1:1
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 39.00 MM
- BORE - OVERSIZE:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 49.5 CC
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 41.40 MM
$119.95Qty in Cart: 0Quantity:Price:$119.95Subtotal:
