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My Ride: 2025 KTM 350EXCF
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Dirt Bike Engine Parts

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150 Results

Exact Fit
$8 Fast cash
Colors for Boyesen Supercooler Water Pump Kit

Boyesen
Supercooler Water Pump Kit
$189.95
Sale
Save 5%
4.5 out of 5 stars (120) reviews
Exact Fit
New
$7 Fast cash

Vertex
Complete Gasket Kit With Seals
$210.24
Sale
Save 5%
4 out of 5 stars (29) reviews
Exact Fit
$5 Fast cash
Colors for Boyesen Clutch Cover
+2 more

Boyesen
Clutch Cover
$94.95
Sale
Save 5%
4.5 out of 5 stars (126) reviews
Exact Fit
$1 Fast cash
Colors for Works Connection Oil Filler Plug
+5 more

Works Connection
Oil Filler Plug
$29.95
5 out of 5 stars (42) reviews
Exact Fit
$3 Fast cash

Pro X
Top End Gasket Kit
$117.99
Sale
Save 10%
5 out of 5 stars (2) reviews
Exact Fit
New
$11 Fast cash

Vertex
4-Stroke Piston
$399.90
Sale
Save 5%
4.5 out of 5 stars (39) reviews
Exact Fit
$2 Fast cash
Colors for Works Connection Engine Timing Plugs
+4 more

Works Connection
Engine Timing Plugs
$34.95
4 out of 5 stars (15) reviews
Exact Fit
$42 Fast cash

Hinson
Complete Clutch Kit
$939.99
4.5 out of 5 stars (11) reviews
Exact Fit
$7 Fast cash

Vertex
Top End Gasket Kit
$112.29
Sale
Save 5%
5 out of 5 stars (16) reviews
Exact Fit
$3 Fast cash

Turner Performance Products
Oversized Radiator
$109.99
Sale
Save 15%
4 out of 5 stars (10) reviews
Exact Fit
$6 Fast cash

Pro X
4-Stroke Piston
$209.99
Sale
Save 10%
3.5 out of 5 stars (5) reviews
Exact Fit
New
$8 Fast cash

HOT RODS
Transmission Bearing Kit
$151.57
Sale
Save 5%
4.5 out of 5 stars (20) reviews
Exact Fit
$41 Fast cash

Rekluse
Apex Clutch
$1259.00
Exact Fit
$6 Fast cash

Turner Performance Products
Oversized Radiator Combo
$199.99
Sale
Save 32%
2.5 out of 5 stars (2) reviews
Exact Fit
$3 Fast cash

HOTCAMS
Valve Shim Kit
$62.36
Sale
Save 37%
5 out of 5 stars (178) reviews
Exact Fit
$5 Fast cash

Pro X
Crankshaft Bearing and Seal Kit
$152.99
Sale
Save 10%
5 out of 5 stars (1) review
Exact Fit
$18 Fast cash

Hinson
Clutch Cover
$179.99
5 out of 5 stars (48) reviews
Exact Fit
$8 Fast cash

Pro X
Complete Clutch Plate Set
$154.99
Sale
Save 10%
4 out of 5 stars (5) reviews
Exact Fit
$1 Fast cash

Twin Air
Radiator Sleeve
$44.99
Sale
Save 15%
3 out of 5 stars (2) reviews
Exact Fit
$9 Fast cash

Hinson
Clutch Fiber, Steel, Spring Kit
$299.99
4.5 out of 5 stars (103) reviews
Exact Fit
$3 Fast cash

Vertex
Oil Seal Kit
$45.24
Sale
Save 5%
5 out of 5 stars (2) reviews
Exact Fit
$2 Fast cash
Colors for Works Connection Oil Filter Cover
+3 more

Works Connection
Oil Filter Cover
$54.95
4 out of 5 stars (10) reviews
Exact Fit
New
$2 Fast cash

Athena
Water Pump Gasket Kit With Bearings
$32.99
Sale
Save 11%
5 out of 5 stars (3) reviews
Exact Fit
New
$10 Fast cash

Rekluse
Manual Slave Cylinder
$229.00
4.5 out of 5 stars (6) reviews
Exact Fit
$23 Fast cash

Rekluse
TorqDrive Clutch Pack
$379.00
4.5 out of 5 stars (11) reviews
Exact Fit
$4 Fast cash

Wiseco
Gasket Kit - Top End
$95.99
Sale
Save 10%
4 out of 5 stars (11) reviews
Exact Fit
$4 Fast cash

Vertex
Water Pump Rebuild Kit
$46.31
Sale
Save 5%
4 out of 5 stars (13) reviews
Exact Fit
$1 Fast cash
Colors for Ride Engineering Oil Filler Plug

Ride Engineering
Oil Filler Plug
$21.95
Sale
Save 12%
4 out of 5 stars (9) reviews
Exact Fit
$1 Fast cash

PC Racing
Flo Stainless Steel Oil Filter
$37.95
Sale
Save 5%
4.5 out of 5 stars (66) reviews
Exact Fit
New
$6 Fast cash

HOT RODS
Crank Bearings And Seals Kit
$157.65
Sale
Save 5%
4.5 out of 5 stars (36) reviews
Exact Fit
$11 Fast cash

Barnett
Clutch Kit
$222.16
4.5 out of 5 stars (156) reviews
Exact Fit
$6 Fast cash

Trail Tech
Fan Kit
$219.95
4 out of 5 stars (5) reviews
Exact Fit
$9 Fast cash

Myler's
SuperCool Radiator
$170.00
Sale
Save 45%
3.5 out of 5 stars (68) reviews
Exact Fit
$9 Fast cash

Wiseco
Clutch Pack Kit
$209.99
Sale
Save 10%
4.5 out of 5 stars (149) reviews
Exact Fit
$9 Fast cash
Colors for Bullet Proof Designs Radiator Guards

Bullet Proof Designs
Radiator Guards
$290.00
4.5 out of 5 stars (12) reviews
Exact Fit
$6 Fast cash

Hinson
Clutch Fiber Plates
$199.99
4.5 out of 5 stars (7) reviews
Exact Fit
$6 Fast cash

Rekluse
Clutch Damper Kit
$68.00
5 out of 5 stars (1) review
Exact Fit
$3 Fast cash

Wiseco
Cam Chain
$88.99
Sale
Save 10%
5 out of 5 stars (26) reviews
Exact Fit
$10 Fast cash

KTM PowerParts
Digital Radiator Fan Kit
$289.29
4.5 out of 5 stars (14) reviews
Exact Fit
New
$10 Fast cash

Athena
Top End Gasket Kit
$87.99
Sale
Save 10%
4.5 out of 5 stars (3) reviews
Exact Fit
$49 Fast cash

Rekluse
RadiusCX 4.0 Clutch Kit
$1549.00
Exact Fit
New
$8 Fast cash

Athena
Complete Gasket Kit With Oil Seals
$192.99
Sale
Save 10%
4.5 out of 5 stars (2) reviews
Exact Fit
$2 Fast cash

Hinson
Clutch Steel Plate Kit
$89.99
3 out of 5 stars (2) reviews
Exact Fit
$12 Fast cash

Hinson
Pressure Plate
$199.99
5 out of 5 stars (6) reviews
Exact Fit
$8 Fast cash

Rekluse
Clutch Cover
$229.00
4.5 out of 5 stars (7) reviews
Exact Fit
New
$4 Fast cash

Pro X
Cam Chain
$79.99
Sale
Save 10%
Exact Fit
New
$1 Fast cash

Pro X
Steel Intake Valve
$32.36
Sale
Save 10%
Exact Fit
$6 Fast cash

KTM PowerParts
Hinson Outer Clutch Cover
$257.99
Exact Fit
$4 Fast cash

Wiseco
Valve Shim Kit
$73.99
Sale
Save 10%
5 out of 5 stars (6) reviews
Exact Fit
$36 Fast cash

Rekluse
Core Manual TorqDrive
$1139.00
5 out of 5 stars (12) reviews
Exact Fit
$3 Fast cash
Colors for ZETA Oil Filter Cover

ZETA
Oil Filter Cover
$114.74
Exact Fit
$1 Fast cash

Turner Performance Products
Water Pump Cover Guard
$39.99
Sale
Save 7%
Exact Fit
New
$1 Fast cash

Turner Performance Products
Clutch Slave Cylinder Guard
$39.99
Sale
Save 7%
Exact Fit
$2 Fast cash
Colors for RFX Oil Filter Cover
+2 more

RFX
Oil Filter Cover
$39.99
Exact Fit
$1 Fast cash
Colors for Ride Engineering Billet Ignition Plug

Ride Engineering
Billet Ignition Plug
$29.95
Exact Fit
New
$15 Fast cash

Rekluse
Replacement Clutch Pack - RadiusCX 4.0
$399.00
Exact Fit
$13 Fast cash

Rekluse
Apex Clutch Pack
$349.00
Exact Fit
New
$14 Fast cash
Colors for Rekluse Upgrade Kit - EXP 3.0 To 4.0
+2 more

Rekluse
Upgrade Kit - EXP 3.0 To 4.0
$479.00
Exact Fit
New
$20 Fast cash
Colors for Rekluse RadiusCX Upgrade Kit - EXP 3.0 To 4.0 With Clutchpack
+3 more

Rekluse
RadiusCX Upgrade Kit - EXP 3.0 To 4.0 With Clutchpack
$679.00
Exact Fit
$18 Fast cash

Rekluse
Replacement Clutch Pack - Radiuscx
$449.00

Dirt Bike Engine

Staying on top of general maintenance goes a long way towards the life of your 2-stroke or 4-stroke dirt bike engine. Eventually though, dirt bike engine parts break down, seize up and need replacing. MotoSport carries what you need for the simple jobs like oil changes or the major overhauls like a complete engine rebuild or replacing the clutch on your dirt bike. So, don't let a slipping clutch or blown motor ruin your planned ride day. We stock the top names in aftermarket dirt bike engine parts or stick with the proven performance of OEM. We carry a full line of dirt bike engine parts so you can grab everything you need right here. Replace the blown motor with a piston kit from Wiseco, Vertex or Wrench Rabbit among other popular brands. Smashed radiator? We'll get you back riding in no time. First things first, extend the life of the motor by keeping up on oil and filter changes. We've got gaskets to take care of that eventual leak, too. Find all the necessary dirt bike engine parts you need at MotoSport. If you need help finding a specific engine part for your dirt bike or have a question on upgrades, or using aftermarket verses OEM dirt bike engine parts, give one of our gearheads a call at 503-783-5645 who can help answer any questions, provide advice and even some instructions on installation.