Dirt Bike Engine
Discover a full range of dirt bike engine components for rebuilding or upgrading your performance. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts.
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- Qty in Cart
- Quantity
- Price
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XCELDYNE Intake Valve Kit X2SIVM12000
XCELDYNE
$47.95XCELDYNE Intake Valve Kit X2SIVM12000Offer the off-road enthusiast superior performance at an excellent value, Incorporate a high flow design for maximum power and long service life, X2 Titanium Valves are full CrN coated for extended service life, The...09262203- SKU:
- 09262203
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- BASE COLOR:
- SILVER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- HIGH-FLOW
- COLOR/FINISH:
- STEEL
- MODEL:
- X2
- PRODUCT NAME:
- VALVE
- APPLICATION:
- SINGLE INTAKE
- UNITS:
- EACH
$47.95Qty in Cart: 0Quantity:Price:$47.95Subtotal: -
On Sale
XCELDYNE Intake Valve Kit X2SIVM13001
XCELDYNE
MSRP: $47.95Now: $31.00Was: $47.95XCELDYNE Intake Valve Kit X2SIVM13001Offer the off-road enthusiast superior performance at an excellent value, Incorporate a high flow design for maximum power and long service life, X2 Titanium Valves are full CrN coated for extended service life, The...09262206- SKU:
- 09262206
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- +1 MM HEAD DIAMETER
- BASE COLOR:
- SILVER
- MODEL:
- X2
- UNITS:
- EACH
- COLOR/FINISH:
- STEEL
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- APPLICATION:
- SINGLE INTAKE
- RIDING STYLE:
- ATV
- STYLE:
- HIGH-FLOW
MSRP: $47.95Now: $31.00Was: $47.95 -
XCELDYNE Intake Valve Kit X2SIVM42002
XCELDYNE
$40.04XCELDYNE Intake Valve Kit X2SIVM42002Offer the off-road enthusiast superior performance at an excellent value, Incorporate a high flow design for maximum power and long service life, X2 Titanium Valves are full CrN coated for extended service life, The...09262216- SKU:
- 09262216
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- OUTER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- HIGH-FLOW
- BASE COLOR:
- SILVER
- APPLICATION:
- SINGLE INTAKE
- UNITS:
- EACH
- COLOR/FINISH:
- STEEL
- MODEL:
- X2
- PRODUCT NAME:
- VALVE
$40.04 -
XCELDYNE Intake Valve XIVM13000
XCELDYNE
$198.35XCELDYNE Intake Valve XIVM13000Titanium valve, Features an advanced "High-flow" design to increase flow by more than 15% over stock valves, Lightweight design increases RPM and horsepower, PVD-coated for outstanding wear-resistance in seat, tip and guide...09260468- SKU:
- 09260468
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- UNITS:
- EACH
$198.35 -
XCELDYNE Valve Locks XLOM55750
XCELDYNE
$38.18XCELDYNE 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 rpm09260524- SKU:
- 09260524
- 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
$38.18 -
XCELDYNE Valve Locks XLOM55751
XCELDYNE
$38.18XCELDYNE 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 rpm09260525- SKU:
- 09260525
- 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
$38.18Qty in Cart: 0Quantity:Price:$38.18Subtotal: -
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 kits09350817- SKU:
- 09350817
- 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 others09344575- SKU:
- 09344575
- 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 -
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 washers09200154- SKU:
- 09200154
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- WASHER
- TYPE:
- DRAIN
- UNITS:
- 8 PACK
- RIDING STYLE:
- OFF-ROAD
$4.99 -
ATHENA Cylinder Kit - YZ125 - 54mm P400485100003
ATHENA
$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
- Availability:
- Ships Same Business Day
- Weight:
- 88.00 LBS
$931.95 -
ATHENA Cylinder Kit - YZ125 - 54mm P400485100008
ATHENA
$814.95Kits 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 required400485100008- SKU:
- 400485100008
- Availability:
- Ships Same Business Day
- Weight:
- 70.00 LBS
$814.95 -
ATHENA Top End Gasket Kit - Yamaha P400485600089
ATHENA
$21.95Specifically 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 gas with a higher compression. Kits do not...400485600089- SKU:
- 400485600089
- Availability:
- Ships Same Business Day
- Weight:
- 0.00 LBS
$21.95Qty in Cart: 0Quantity:Price:$21.95Subtotal: -
ATHENA Complete Gasket Kit - KTM P400270900093
ATHENA
$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...09346463- SKU:
- 09346463
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$210.95Qty in Cart: 0Quantity:Price:$210.95Subtotal: -
ATHENA Race Gasket Kit - KTM R2706-093
ATHENA
$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...09346465- SKU:
- 09346465
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ENGINE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$68.95Qty in Cart: 0Quantity:Price:$68.95Subtotal: -
ATHENA Top End Gasket Kit - Kawasaki P400250600069
ATHENA
$89.95ATHENA 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...09346466- SKU:
- 09346466
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$89.95 -
ATHENA Complete Gasket Kit - Kawasaki P400250900069
ATHENA
$260.95ATHENA 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...09346467- SKU:
- 09346467
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
$260.95 -
ATHENA Race Gasket Kit - Kawasaki R2506-069
ATHENA
$54.95ATHENA 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...09346469- SKU:
- 09346469
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- ENGINE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$54.95 -
ATHENA Top End Gasket Kit - Yamaha P400485600213
ATHENA
$61.95ATHENA 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...09346470- SKU:
- 09346470
- 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
$61.95 -
ATHENA Complete Gasket Kit - Yamaha P400485900213
ATHENA
$172.95ATHENA 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...09346471- SKU:
- 09346471
- 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
$172.95 -
ATHENA Race Gasket Kit - Yamaha R4856-213
ATHENA
$72.95ATHENA 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...09346472- SKU:
- 09346472
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- ENGINE
- UNITS:
- KIT
$72.95
