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 Intake Valve VIS006C
WISECO
$24.99WISECO Intake Valve VIS006CTreated with either CVD or CNI (depending on the application), both applications are wear- and friction-reducers that resist heat penetration as well9260275- SKU:
- 9260275
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- CENTER INTAKE
$24.99 -
WISECO Intake Valve VIS009
WISECO
$35.22WISECO Intake Valve VIS009Treated with either CVD or CNI (depending on the application), both applications are wear- and friction-reducers that resist heat penetration as well9260276- SKU:
- 9260276
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$35.22 -
WISECO Ring Set 2461CD
WISECO
$49.95WISECO Ring Set 2461CDEach ring set is for one piston2461CD- SKU:
- 2461CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- DISPLACEMENT:
- 172 CC
- RIDING STYLE:
- SNOW
- BORE SIZE METRIC:
- 62.50 MM
- UNITS:
- SET
- DISPLACEMENT:
- 199 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
$49.95 -
WISECO Ring Set 2687CD
WISECO
$49.95WISECO Ring Set 2687CDEach ring set is for one piston2687CD- SKU:
- 2687CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- BORE SIZE METRIC:
- 68.25 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- PISTON MATERIAL:
- ALUMINUM
- DISPLACEMENT:
- 436 CC
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
$49.95 -
WISECO Ring Set 2697CD
WISECO
$49.95WISECO Ring Set 2697CDEach ring set is for one piston2697CD- SKU:
- 2697CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 436 CC
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 68.50 MM
- RIDING STYLE:
- SNOW
- UNITS:
- SET
$49.95 -
WISECO Ring Set 2697CS
WISECO
$25.38WISECO Ring Set 2697CSEach ring set is for one piston2697CS- SKU:
- 2697CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
$25.38Qty in Cart: 0Quantity:Price:$25.38Subtotal: -
WISECO Ring Set 2638CD
WISECO
$49.95WISECO Ring Set 2638CDEach ring set is for one piston2638CD- SKU:
- 2638CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- BORE SIZE METRIC:
- 67.00 MM
- DISPLACEMENT:
- 195 CC
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- DISPLACEMENT:
- 171 CC
- UNITS:
- SET
$49.95 -
On Sale
WISECO Ring Set 2638CS
WISECO
MSRP: $23.50Now: $16.50Was: $25.38WISECO Ring Set 2638CSEach ring set is for one piston2638CS- SKU:
- 2638CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- SET
- BORE SIZE METRIC:
- 67.00 MM
- DISPLACEMENT:
- 246 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
MSRP: $23.50Now: $16.50Was: $25.38Qty in Cart: 0Quantity:Price:MSRP: $23.50Now: $16.50Was: $25.38Subtotal: -
WISECO Ring Set 1929CS
WISECO
$24.95WISECO Ring Set 1929CSEach ring set is for one piston1929CS- SKU:
- 1929CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- UNITS:
- SET
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- BORE SIZE METRIC:
- 49.00 MM
- DISPLACEMENT:
- 82,9 CC
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
$24.95 -
WISECO Ring Set 1949CD
WISECO
$49.95WISECO Ring Set 1949CDEach ring set is for one piston1949CD- SKU:
- 1949CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- SET
- PRODUCT NAME:
- PISTON RING
- DISPLACEMENT:
- 79,7 CC
- BORE SIZE METRIC:
- 49.50 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
$49.95 -
WISECO Ring Set 1949CS
WISECO
$24.95WISECO Ring Set 1949CSEach ring set is for one piston1949CS- SKU:
- 1949CS
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- DISPLACEMENT:
- 84,7 CC
- UNITS:
- SET
- BORE SIZE METRIC:
- 49.50 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PISTON RING
$24.95Qty in Cart: 0Quantity:Price:$24.95Subtotal: -
WISECO Ring Set 1969CD
WISECO
$49.95WISECO Ring Set 1969CDEach ring set is for one piston1969CD- SKU:
- 1969CD
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- ATV
- BORE SIZE METRIC:
- 50.00 MM
- DISPLACEMENT:
- 79,7 CC
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- UNITS:
- SET
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- OFF-ROAD
- PISTON MATERIAL:
- ALUMINUM
$49.95 -
WISECO Piston Kit - Standard - CR80R 668M04600
WISECO
$133.09WISECO Piston Kit Standard CR80R 668M04600Pistons come without gasket kit9101227- SKU:
- 9101227
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
$133.09Qty in Cart: 0Quantity:Price:$133.09Subtotal: -
WISECO Piston Kit with Gaskets PK1411
WISECO
$274.27WISECO Piston Kit with Gaskets PK1411Forged from high-silicon aluminum alloy for maximum strength and dependability, Contain all necessary components for overboring or rebuilding your top end, Feature forged pistons, rings, wrist pins, circlips, and top...9030686- SKU:
- 9030686
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
$274.27Qty in Cart: 0Quantity:Price:$274.27Subtotal: -
WISECO Piston Kit with Gaskets PK1412
WISECO
$284.95WISECO Piston Kit with Gaskets PK1412Forged from high-silicon aluminum alloy for maximum strength and dependability, Contain all necessary components for overboring or rebuilding your top end, Feature forged pistons, rings, wrist pins, circlips, and top...9030687- SKU:
- 9030687
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE:
- +4,00 MM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 58.00 MM
- MODEL:
- RACER'S CHOICE
- PISTON MATERIAL:
- FORGED
- UNITS:
- EACH
- BORE - OVERSIZE METRIC:
- +4.00 MM
- COOLING SYSTEM:
- AIR COOLED
- DISPLACEMENT:
- 125 CC
$284.95 -
WISECO Piston Kit - Standard - YZ250 736M06800
WISECO
$199.95WISECO Piston Kit Standard YZ250 736M06800Pistons come without gasket kit9101233- SKU:
- 9101233
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 246,8 CC
- PRODUCT NAME:
- PISTON
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- RACER'S CHOICE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- STROKE LENGTH METRIC:
- 68.00 MM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 68.00 MM
$199.95 -
WISECO Piston Kit 752M04500
WISECO
$119.95WISECO Piston Kit 752M04500Pistons come without gasket kit9101235- SKU:
- 9101235
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- BORE SIZE METRIC:
- 45.00 MM
- PISTON MATERIAL:
- FORGED
- PRODUCT NAME:
- PISTON
- STROKE LENGTH METRIC:
- 41.60 MM
- DISPLACEMENT:
- 64 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- UNITS:
- EACH
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
$119.95 -
On Sale
WISECO Piston Kit with Gaskets PK1447
WISECO
MSRP: $351.78Now: $233.23Was: $358.82WISECO Piston Kit with Gaskets PK1447Feature forged pistons, rings, wrist pins, circlips and top end gasket set, Contain all the necessary components for overboring or rebuilding your top end9030692- SKU:
- 9030692
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.1:1
- RIDING STYLE:
- ATV
- STROKE LENGTH IMPERIAL:
- 2-13/16'
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 89.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- DISPLACEMENT:
- 448 CC
MSRP: $351.78Now: $233.23Was: $358.82Qty in Cart: 0Quantity:Price:MSRP: $351.78Now: $233.23Was: $358.82Subtotal: -
WISECO Piston Kit - KX85 - 2001-2008 782M04900
WISECO
$119.95WISECO Piston Kit KX85 2001-2008 782M04900Pistons come without gasket kit9101237- SKU:
- 9101237
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PISTON MATERIAL:
- FORGED
- BORE SIZE METRIC:
- 49.00 MM
- STROKE LENGTH METRIC:
- 45.80 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- DISPLACEMENT:
- 84,9 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$119.95 -
WISECO Piston Kit with Gaskets PK1503
WISECO
$239.95WISECO Piston Kit with Gaskets PK1503Most 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...9030698- SKU:
- 9030698
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- BORE SIZE METRIC:
- 56.00 MM
- PISTON DIAMETER METRIC:
- 55.95 MM
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- STROKE LENGTH METRIC:
- 54.50 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- PISTON SIZE METRIC:
- +2.00 MM
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- +2,00 MM
- DISPLACEMENT:
- 124 CC
- ENGINE TYPE:
- 2-STROKE
- MODEL:
- PRO-LITE
- PISTON MATERIAL:
- 4032 ALUMINUM ALLOY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$239.95
