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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XCELDYNE Valve Locks XLOM50753
XCELDYNE
$42.95XCELDYNE Valve Locks XLOM50753CNC-machined from 8620 steel, Industry first color coded, purpose-built intake-sized and exhaust-sized design, Design allows keepers to stay locked at higher rpm9260523- SKU:
- 9260523
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- ATV
- MATERIAL:
- STEEL
- PRODUCT NAME:
- LOCK
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- SET OF 4
$42.95Qty in Cart: 0Quantity:Price:$42.95Subtotal: -
XCELDYNE Valve Locks XLOM55750
XCELDYNE
$42.95XCELDYNE Valve Locks XLOM55750CNC-machined from 8620 steel, Industry first color coded, purpose-built intake-sized and exhaust-sized design, Design allows keepers to stay locked at higher rpm9260524- SKU:
- 9260524
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- LOCK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- RIDING STYLE:
- ATV
- UNITS:
- SET OF 4
$42.95Qty in Cart: 0Quantity:Price:$42.95Subtotal: -
XCELDYNE Valve Locks XLOM55751
XCELDYNE
$42.95XCELDYNE Valve Locks XLOM55751CNC-machined from 8620 steel, Industry first color coded, purpose-built intake-sized and exhaust-sized design, Design allows keepers to stay locked at higher rpm9260525- SKU:
- 9260525
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- UNITS:
- SET OF 4
- MATERIAL:
- STEEL
- PRODUCT NAME:
- LOCK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
$42.95 -
XCELDYNE Valve Locks XLOM55752
XCELDYNE
$42.95XCELDYNE Valve Locks XLOM55752CNC-machined from 8620 steel, Industry first color coded, purpose-built intake-sized and exhaust-sized design, Design allows keepers to stay locked at higher rpm9260526- SKU:
- 9260526
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- LOCK
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- UNITS:
- SET OF 4
$42.95Qty in Cart: 0Quantity:Price:$42.95Subtotal: -
BLOWSION O-Ring Kit - Yamaha 701/760 01-03-231
BLOWSION
$19.95BLOWSION O-Ring Kit Yamaha 701/760 01-03-231Our bulletproof nitrile O-ring kits come with the same quality and durability you know have come to know and expect from Blowsion, Fits Blowsion 1-piece and 2-piece billet head kits9350817- SKU:
- 9350817
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- O-RING
- RIDING STYLE:
- WATERCRAFT
- MATERIAL:
- NITRILE RUBBER
- UNITS:
- KIT
$19.95Qty in Cart: 0Quantity:Price:$19.95Subtotal: -
BLOWSION Base Gasket - .020" - Kawasaki 750/800 01-03-302
BLOWSION
$29.95BLOWSION Base Gasket .020" Kawasaki 750/800 01-03-302Simple to install stainless and reusable base gasket, simply clean both mating surfaces and install, Gasket with metal core for blow-out protection, No need to use messy gasket sealants like others9344575- SKU:
- 9344575
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- CYLINDER BASE
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
- THICKNESS IMPERIAL:
- 0,020'
- THICKNESS METRIC:
- 0.51 MM
- MODEL:
- SUPER
- THICKNESS:
- 0,51 MM (0,020')
$29.95 -
BLOWSION Base Gasket - .020" - Yamaha 701/760 01-03-321
BLOWSION
$29.95BLOWSION Base Gasket .020" Yamaha 701/760 01-03-321Simple to install stainless and reusable base gasket, simply clean both mating surfaces and install, Gasket with metal core for blow-out protection, No need to use messy gasket sealants like others9344576- SKU:
- 9344576
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
BOLT Drain Plug Washer Kit DPW.KTM
BOLT
$4.99BOLT Drain Plug Washer Kit DPW.KTMContains eight M12 x 18mm, four M10- x 14mm and four M6 x 10mm copper seal washers9200154- SKU:
- 9200154
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WASHER
- TYPE:
- DRAIN
- UNITS:
- 8 PACK
- RIDING STYLE:
- OFF-ROAD
$4.99 -
On Sale
ATHENA Cylinder Kit - YZ125 - 54mm P400485100003
ATHENA
MSRP: $931.95Now: $838.76Was: $931.95Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation instructions, All are bolt-on; no machining required4.00485E+11- SKU:
- 4.00485E+11
- Weight:
- 88.00 LBS
MSRP: $931.95Now: $838.76Was: $931.95 -
On Sale
ATHENA Complete Gasket Kit - KTM P400270900093
ATHENA
MSRP: $210.95Now: $189.86Was: $210.95ATHENA Complete Gasket Kit KTM P400270900093Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary transparent...9346463- SKU:
- 9346463
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $210.95Now: $189.86Was: $210.95 -
On Sale
ATHENA Race Gasket Kit - KTM R2706-093
ATHENA
MSRP: $68.95Now: $62.06Was: $68.95ATHENA Race Gasket Kit KTM R2706-093Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during mid-season, Kits include a top-of-the line MLSS head gasket and two or more premium-quality base...9346465- SKU:
- 9346465
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $68.95Now: $62.06Was: $68.95 -
On Sale
ATHENA Top End Gasket Kit - Kawasaki P400250600069
ATHENA
MSRP: $84.95Now: $76.46Was: $84.95ATHENA Top End Gasket Kit Kawasaki P400250600069Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression, or race...9346466- SKU:
- 9346466
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $84.95Now: $76.46Was: $84.95 -
On Sale
ATHENA Complete Gasket Kit - Kawasaki P400250900069
ATHENA
MSRP: $247.95Now: $223.16Was: $247.95ATHENA Complete Gasket Kit Kawasaki P400250900069Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary...9346467- SKU:
- 9346467
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $247.95Now: $223.16Was: $247.95 -
On Sale
ATHENA Race Gasket Kit - Kawasaki R2506-069
ATHENA
MSRP: $51.95Now: $46.76Was: $51.95ATHENA Race Gasket Kit Kawasaki R2506-069Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during mid-season, Kits include a top-of-the line MLSS head gasket and two or more premium-quality base...9346469- SKU:
- 9346469
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- ENGINE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $51.95Now: $46.76Was: $51.95Qty in Cart: 0Quantity:Price:MSRP: $51.95Now: $46.76Was: $51.95Subtotal: -
On Sale
ATHENA Top End Gasket Kit - Yamaha P400485600213
ATHENA
MSRP: $58.95Now: $53.06Was: $58.95ATHENA Top End Gasket Kit Yamaha P400485600213Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression, or race...9346470- SKU:
- 9346470
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- TOP END
MSRP: $58.95Now: $53.06Was: $58.95 -
On Sale
ATHENA Complete Gasket Kit - Yamaha P400485900213
ATHENA
MSRP: $163.95Now: $147.56Was: $163.95ATHENA Complete Gasket Kit Yamaha P400485900213Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary transparent...9346471- SKU:
- 9346471
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $163.95Now: $147.56Was: $163.95Qty in Cart: 0Quantity:Price:MSRP: $163.95Now: $147.56Was: $163.95Subtotal: -
On Sale
ATHENA Race Gasket Kit - Yamaha R4856-213
ATHENA
MSRP: $68.95Now: $62.06Was: $68.95ATHENA Race Gasket Kit Yamaha R4856-213Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during mid-season, Kits include a top-of-the line MLSS head gasket and two or more premium-quality base...9346472- SKU:
- 9346472
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- ENGINE
- UNITS:
- KIT
MSRP: $68.95Now: $62.06Was: $68.95 -
On Sale
ATHENA Race Gasket Kit - Honda R2106-317
ATHENA
MSRP: $67.95Now: $61.16Was: $67.95ATHENA Race Gasket Kit Honda R2106-317Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary transparent coating...9345462- SKU:
- 9345462
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
MSRP: $67.95Now: $61.16Was: $67.95 -
On Sale
ATHENA Top End Gasket Kit - Honda P400210600317
ATHENA
MSRP: $78.95Now: $71.06Was: $78.95ATHENA Top End Gasket Kit Honda P400210600317Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary transparent...9345463- SKU:
- 9345463
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
MSRP: $78.95Now: $71.06Was: $78.95 -
On Sale
ATHENA Top End Gasket Kit - Husqvarna P400270600077
ATHENA
MSRP: $88.95Now: $80.06Was: $88.95ATHENA Top End Gasket Kit Husqvarna P400270600077Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary...9345465- SKU:
- 9345465
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- TOP END
MSRP: $88.95Now: $80.06Was: $88.95
