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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WOSSNER Piston Kit - Kawasaki KX 250 - Standard 8966DB
WOSSNER
$207.95WOSSNER Piston Kit Kawasaki KX 250 Standard 8966DB2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106145- SKU:
- 9106145
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$207.95Qty in Cart: 0Quantity:Price:$207.95Subtotal: -
WOSSNER Piston Kit - Yamaha YZ 450 F - Standard 8562DA
WOSSNER
$192.95WOSSNER Piston Kit Yamaha YZ 450 F Standard 8562DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106148- SKU:
- 9106148
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PISTON MATERIAL:
- FORGED
- PISTON SIZE METRIC:
- 94.96 MM
- BORE SIZE METRIC:
- 95.00 MM
- MODEL:
- STANDARD SERIES
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$192.95Qty in Cart: 0Quantity:Price:$192.95Subtotal: -
On Sale
WOSSNER Piston Kit - Honda CRF 250 R - Standard 8952DA
WOSSNER
MSRP: $207.95Now: $135.17Was: $207.95WOSSNER Piston Kit Honda CRF 250 R Standard 8952DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106149- SKU:
- 9106149
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON KIT
- BORE SIZE METRIC:
- 79.00 MM
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- MODEL:
- PREMIUM SERIES
- PISTON SIZE METRIC:
- 78.96 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $207.95Now: $135.17Was: $207.95Qty in Cart: 0Quantity:Price:MSRP: $207.95Now: $135.17Was: $207.95Subtotal: -
On Sale
WOSSNER Piston Kit - Honda CRF 250 R - Standard 8952DB
WOSSNER
MSRP: $207.95Now: $135.17Was: $207.95WOSSNER Piston Kit Honda CRF 250 R Standard 8952DB2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106150- SKU:
- 9106150
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BORE SIZE METRIC:
- 79.01 MM
- COMPRESSION RATIO IMPERIAL:
- 14.0:1
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MODEL:
- PREMIUM SERIES
- BORE - OVERSIZE METRIC:
- +0.01 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PISTON SIZE METRIC:
- 78.97 MM
- BORE - OVERSIZE:
- +0,01 MM
- PRODUCT NAME:
- PISTON KIT
MSRP: $207.95Now: $135.17Was: $207.95 -
WOSSNER Piston Kit - Suzuki RMZ 450 - Standard 8606DA
WOSSNER
$198.95WOSSNER Piston Kit Suzuki RMZ 450 Standard 8606DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106151- SKU:
- 9106151
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$198.95Qty in Cart: 0Quantity:Price:$198.95Subtotal: -
WOSSNER Piston Kit - Suzuki RMZ 450 - Standard 8606DB
WOSSNER
$198.95WOSSNER Piston Kit Suzuki RMZ 450 Standard 8606DB2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106152- SKU:
- 9106152
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- BORE - OVERSIZE:
- +0,01 MM
- BORE SIZE METRIC:
- 95.51 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE METRIC:
- +0.01 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PISTON SIZE METRIC:
- 95.47 MM
- MODEL:
- STANDARD SERIES
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$198.95 -
WOSSNER Piston Kit - Honda CRF 450 R - Standard 8768DA
WOSSNER
$207.95WOSSNER Piston Kit Honda CRF 450 R Standard 8768DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106153- SKU:
- 9106153
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE SIZE METRIC:
- 96.00 MM
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 13.4:1
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- PRO SERIES
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PISTON SIZE METRIC:
- 95.96 MM
- BORE - OVERSIZE:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$207.95 -
WOSSNER Piston Kit - Honda CRF 450 R - Standard 8880DA
WOSSNER
$198.95WOSSNER Piston Kit Honda CRF 450 R Standard 8880DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106154- SKU:
- 9106154
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PISTON SIZE METRIC:
- 95.96 MM
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 96.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- PISTON KIT
- MODEL:
- STANDARD SERIES
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$198.95 -
WOSSNER Piston Kit - Yamaha YZ 450 F - Standard 8613DA
WOSSNER
$198.95WOSSNER Piston Kit Yamaha YZ 450 F Standard 8613DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106155- SKU:
- 9106155
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- PISTON MATERIAL:
- FORGED
- BORE SIZE METRIC:
- 95.00 MM
- MODEL:
- STANDARD SERIES
- PISTON SIZE METRIC:
- 94.95 MM
- RIDING STYLE:
- OFF-ROAD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.3:1
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
$198.95Qty in Cart: 0Quantity:Price:$198.95Subtotal: -
On Sale
WOSSNER Piston Kit - Honda CRF 450 F - Standard 8919DB
WOSSNER
MSRP: $198.95Now: $129.32Was: $198.95WOSSNER Piston Kit Honda CRF 450 F Standard 8919DB2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106156- SKU:
- 9106156
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE METRIC:
- +0.01 MM
- MODEL:
- STANDARD SERIES
- PISTON SIZE METRIC:
- 95.97 MM
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- +0,01 MM
- BORE SIZE METRIC:
- 96.01 MM
- PISTON MATERIAL:
- FORGED
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
MSRP: $198.95Now: $129.32Was: $198.95 -
WOSSNER Piston Kit - Honda CRF 450 R - Standard 8936DA
WOSSNER
$198.95WOSSNER Piston Kit Honda CRF 450 R Standard 8936DA2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106157- SKU:
- 9106157
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 96.00 MM
- PRODUCT NAME:
- PISTON KIT
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- MODEL:
- PREMIUM SERIES
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- FORGED
- PISTON SIZE METRIC:
- 95.95 MM
$198.95 -
WOSSNER Piston Kit - KTM SXF 450 - Standard 8665DB
WOSSNER
$207.95WOSSNER Piston Kit KTM SXF 450 Standard 8665DB2 Stoke Pistons:include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum...9106158- SKU:
- 9106158
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
$207.95Qty in Cart: 0Quantity:Price:$207.95Subtotal: -
On Sale
WOSSNER Piston Ring Set - Honda RIK76.80
WOSSNER
MSRP: $49.95Now: $32.47Was: $49.95WOSSNER Piston Ring Set Honda RIK76.80Replacement ring set for Wossner pistons9120857- SKU:
- 9120857
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 76.80 MM
- PRODUCT NAME:
- PISTON RING SET
- UNITS:
- EACH
MSRP: $49.95Now: $32.47Was: $49.95 -
On Sale
WOSSNER Piston Ring Set - Yamaha/Gas Gas RIK77.00D3
WOSSNER
MSRP: $49.95Now: $32.47Was: $49.95WOSSNER Piston Ring Set Yamaha/Gas Gas RIK77.00D3Replacement ring set for Wossner pistons9120858- SKU:
- 9120858
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- PISTON RING SET
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE SIZE METRIC:
- 77.00 MM
MSRP: $49.95Now: $32.47Was: $49.95 -
WOSSNER Piston Ring Set - Honda RIK79.00D
WOSSNER
$49.95WOSSNER Piston Ring Set Honda RIK79.00DReplacement ring set for Wossner pistons9120859- SKU:
- 9120859
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 79.00 MM
- PRODUCT NAME:
- PISTON RING SET
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
WOSSNER Piston Ring Set - KTM/Husaberg RIK95.00
WOSSNER
$49.95WOSSNER Piston Ring Set KTM/Husaberg RIK95.00Replacement ring set for Wossner pistons9120860- SKU:
- 9120860
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- PISTON RING SET
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 95.00 MM
- RIDING STYLE:
- STREET
$49.95 -
WOSSNER Piston Ring Set - Honda/Kawasaki RIK96.00E
WOSSNER
$49.95WOSSNER Piston Ring Set Honda/Kawasaki RIK96.00EReplacement ring set for Wossner pistons9120861- SKU:
- 9120861
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- PISTON RING SET
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PISTON SIZE METRIC:
- 95.96 MM
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 96.00 MM
- PISTON SIZE METRIC:
- 95.97 MM
$49.95 -
WOSSNER Piston Ring Set - KTM/Yamaha RIK97.00
WOSSNER
$49.95WOSSNER Piston Ring Set KTM/Yamaha RIK97.00Replacement ring set for Wossner pistons9120862- SKU:
- 9120862
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 97.00 MM
- PRODUCT NAME:
- PISTON RING SET
$49.95 -
WOSSNER Piston Ring Set - KTM TPR76.00
WOSSNER
$38.95WOSSNER Piston Ring Set KTM TPR76.00Replacement ring set for Wossner pistons9120863- SKU:
- 9120863
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- PISTON RING SET
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- BORE SIZE METRIC:
- 76.00 MM
$38.95Qty in Cart: 0Quantity:Price:$38.95Subtotal: -
WOSSNER Piston Ring Set - KTM/Husaberg TPR88.00
WOSSNER
$38.95WOSSNER Piston Ring Set KTM/Husaberg TPR88.00Replacement ring set for Wossner pistons9120864- SKU:
- 9120864
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$38.95Qty in Cart: 0Quantity:Price:$38.95Subtotal:
