New 2026 Seven Riding Gear Exclusively Available at MotoSport.com Shop Now
CLOSE
Email Us 503-783-5645
Text Us
Account Order Status
Shipping to US Flag United States
Free shipping over $79
Order Status Cart
Search within a riding style, select an option Begin typing to search, when autocomplete results are available use up and down arrows to review and enter to select. Selecting an options will take you to a new page. Touch device users, explore by touch.
Halloween Slasher Deals Ends Saturday Up To 75% Off Shop Now

Dirt Bike Engine Parts

Applied Refinements
Fitment Category
Brand
Color
Discount

Price

Refine

621 Results

$9 Fast cash

Wiseco
Clutch Pack Kit
$103.99 - $319.99
Sale
Up to 10%
4.5 out of 5 stars (149) reviews
New
$4 Fast cash

Pro X
Cam Chain
$34.99 - $129.99
Sale
Up to 9%
$11 Fast cash

Barnett
Clutch Kit
$94.11 - $362.03
4.5 out of 5 stars (156) reviews
$2 Fast cash

Kibblewhite
Intake Valve
$22.77 - $54.99
Sale
Up to 27%
4.5 out of 5 stars (8) reviews
$10 Fast cash

Hinson
Billet Clutch Basket
$249.99 - $324.99
5 out of 5 stars (52) reviews
$1 Fast cash

PC Racing
Flo Stainless Steel Oil Filter
$37.95
Sale
Save 5%
4.5 out of 5 stars (66) reviews
$1 Fast cash

All Balls
Crank Shaft Seal Kit
$22.14 - $39.82
Sale
Up to 5%
5 out of 5 stars (6) reviews
$4 Fast cash

Pro X
Steel Exhaust Valve and Spring Kit
$129.99 - $149.99
Sale
Up to 10%
5 out of 5 stars (1) review
New
$8 Fast cash

Athena
Complete Gasket Kit With Oil Seals
$93.99 - $285.99
Sale
Up to 10%
4.5 out of 5 stars (2) reviews
$5 Fast cash

GYTR
Billet Clutch Cover
$149.99 - $199.99
5 out of 5 stars (16) reviews
$10 Fast cash

Wiseco
Pro-Lite High-Compression 4-Stroke Piston
$159.99 - $349.99
Sale
Up to 10%
4.5 out of 5 stars (7) reviews
$46 Fast cash

Cylinder Works
Big Bore Kit
$499.91 - $1532.30
Sale
Up to 5%
4.5 out of 5 stars (27) reviews
$1 Fast cash

All Balls
Counter Shaft Seal Kit
$22.30 - $39.69
Sale
Up to 5%
4 out of 5 stars (74) reviews
$5 Fast cash
Colors for Works Connection Radiator Braces

Works Connection
Radiator Braces
$44.95 - $164.95
4.5 out of 5 stars (258) reviews
$1 Fast cash

All Balls
Accelerator Pump Rebuild Kit
$25.13 - $28.07
Sale
Up to 5%
4.5 out of 5 stars (7) reviews
$1 Fast cash

All Balls
Carburetor Mid Body Gasket Kit
$18.26 - $30.59
Sale
Up to 5%
4.5 out of 5 stars (5) reviews
$4 Fast cash

VForce
4X Reed Valve System
$148.00 - $148.50
Sale
Up to 10%
$2 Fast cash

Pro X
Carburetor Rebuild Kit
$29.99 - $64.99
Sale
Up to 11%
4 out of 5 stars (47) reviews
$2 Fast cash

Pro X
Inner Clutch Hub
$59.99 - $89.99
Sale
Up to 10%
2.5 out of 5 stars (5) reviews
$2 Fast cash

VForce
3 Replacement Reeds
$58.50
Sale
Save 10%
4.5 out of 5 stars (36) reviews
$9 Fast cash
Colors for Bullet Proof Designs Radiator Guards

Bullet Proof Designs
Radiator Guards
$224.00 - $290.00
4.5 out of 5 stars (12) reviews
$6 Fast cash

Trail Tech
Fan Kit
$89.95 - $219.95
4 out of 5 stars (5) reviews
$6 Fast cash

Hinson
Clutch Fiber Plates
$79.99 - $199.99
4.5 out of 5 stars (7) reviews
New
$6 Fast cash

All Balls
Crank Shaft Bearing Kit
$37.89 - $201.28
Sale
Up to 5%
5 out of 5 stars (5) reviews
$2 Fast cash

HOT RODS
Countershaft Seal Kit
$8.50 - $53.15
Sale
Up to 5%
5 out of 5 stars (5) reviews
$49 Fast cash

Rekluse
RadiusCX 4.0 Clutch Kit
$1449.00 - $1649.00
$2 Fast cash

Vertex
Valve Cover Gasket
$7.87 - $66.22
Sale
Up to 5%
1.5 out of 5 stars (7) reviews
$2 Fast cash

Pro X
Piston Ring Set
$22.99 - $59.99
Sale
Up to 11%
5 out of 5 stars (1) review
$10 Fast cash

Pro X
Clutch Basket
$269.99 - $324.99
Sale
Up to 10%
2 out of 5 stars (2) reviews
$8 Fast cash

Rekluse
Clutch Cover
$189.00 - $279.00
4.5 out of 5 stars (7) reviews
$1 Fast cash
Colors for Ride Engineering Oil Filler Plug

Ride Engineering
Oil Filler Plug
$21.95 - $21.99
Sale
Up to 12%
4 out of 5 stars (9) reviews
New
$2 Fast cash

Turner Performance Products
Kick Starter
$69.99 - $74.99
Sale
Up to 6%
3 out of 5 stars (5) reviews
$2 Fast cash

All Balls
Slave Cylinder Rebuild Kit - Clutch
$22.01 - $76.98
Sale
Up to 5%
3 out of 5 stars (7) reviews
$1 Fast cash

R&D
Flex Jet Fuel Mixture Screw
$29.66
Sale
Save 10%
4.5 out of 5 stars (99) reviews
$1 Fast cash

Turner Performance Products
Clutch Slave Cylinder Guard
$39.99
Sale
Save 7%
New
$1 Fast cash

HOT RODS
Needle Bearing
$9.77 - $22.90
Sale
Up to 5%
4.5 out of 5 stars (11) reviews
$4 Fast cash

KTM PowerParts
Combination Switch
$138.99
$8 Fast cash

Wiseco
Friction Plate Set
$32.99 - $264.99
Sale
Up to 10%
$6 Fast cash

Rekluse
Clutch Damper Kit
$68.00 - $199.00
5 out of 5 stars (1) review
$9 Fast cash

Rick's Motorsport Electrics
Stator
$31.95 - $299.95
3 out of 5 stars (2) reviews
$1 Fast cash

Boyesen
Dual Stage Power Reeds
$21.80 - $46.50
Sale
Up to 5%
5 out of 5 stars (75) reviews
$8 Fast cash

Wiseco
Pro-Lite Piston Kit - 4-Stroke
$165.76 - $379.04
Sale
Up to 12%
4.5 out of 5 stars (41) reviews
New
$15 Fast cash

Athena
Gasket Kit - Complete
$0.77 - $504.99
Sale
Up to 9%
4 out of 5 stars (107) reviews
$10 Fast cash

Hinson
Inner Clutch Hub
$309.99 - $339.99
5 out of 5 stars (8) reviews
$16 Fast cash

Rekluse
Clutch Basket
$299.00 - $529.00
$4 Fast cash
Colors for Turner Performance Products Billet Radiator Guard

Turner Performance Products
Billet Radiator Guard
$159.99
Sale
Save 6%
5 out of 5 stars (1) review
$9 Fast cash

Wiseco
Clutch Basket
$224.99 - $309.95
Sale
Up to 10%
5 out of 5 stars (62) reviews
$3 Fast cash

Works Connection
Maintenance-Hour-Tach & Mount Kit
$66.90
5 out of 5 stars (8) reviews
$12 Fast cash

Hinson
Pressure Plate
$189.99 - $409.99
5 out of 5 stars (6) reviews
New
$1 Fast cash

Turner Performance Products
Counter Shaft Seal Kit
$17.83 - $39.12
Sale
Up to 24%
$4 Fast cash

GYTR
Radiator Braces
$62.99 - $134.99
4.5 out of 5 stars (10) reviews
$4 Fast cash

Devol
Radiator Guards
$76.46 - $135.96
Sale
Up to 15%
4.5 out of 5 stars (164) reviews
$10 Fast cash

KTM PowerParts
Digital Radiator Fan Kit
$289.29 - $329.99
4.5 out of 5 stars (14) reviews
$2 Fast cash

Boyesen
Pro Series Carbon Fiber Dual Stage Reeds
$37.77 - $79.77
Clearance
Up to 5%
5 out of 5 stars (9) reviews
$2 Fast cash

Turner Performance Products
Slave Cylinder Rebuild Kit - Clutch
$24.20 - $77.17
Sale
Up to 5%
$1 Fast cash

Rekluse
Slave Cylinder Rebuild Kit
$49.00
5 out of 5 stars (1) review
$8 Fast cash

GYTR
Weighted Flywheel
$169.99 - $254.99
5 out of 5 stars (13) reviews
New
$10 Fast cash

Athena
Top End Gasket Kit
$10.99 - $348.99
Sale
Up to 10%
4.5 out of 5 stars (3) reviews
$4 Fast cash
Colors for RFX Kick Starter
+2 more

RFX
Kick Starter
$129.99 - $149.99
$1 Fast cash

Boyesen
Rad Valve Boot
$18.95 - $28.45
Sale
Up to 5%
5 out of 5 stars (1) review

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.