Kickstart your Riding Season with Bike Prep and Riding Gear Shop Now
CLOSE
Email Us 503-783-5645
Chat
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.
Fast Cash Week | Earn $10 When you Spend $99 + $25 When You Spend $199 Shop Now

Dirt Bike Engine Parts

Applied Refinements
Fitment Category
Brand
Color
Discount

Price

Refine

562 Results

$1 Fast cash

Twin Air
Radiator Sleeve
$18.77 - $49.99
Sale
Up to 9%
3 out of 5 stars (2) reviews
$2 Fast cash

Twin Air
Oil Filter Cap
$53.99 - $61.99
Sale
Up to 8%
3 out of 5 stars (19) reviews
$5 Fast cash

Trail Tech
High Output DC Electrical System
$219.95
3 out of 5 stars (2) reviews
$6 Fast cash
Colors for Trail Tech Radiator Guards

Trail Tech
Radiator Guards
$199.95
5 out of 5 stars (6) reviews
$5 Fast cash

Trail Tech
DC Electrical System Kit
$169.95
5 out of 5 stars (8) reviews
Video Available
$1 Fast cash

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

Turner Performance Products
Ignition Wire Guard
$27.99
Sale
Save 7%
$1 Fast cash

Turner Performance Products
Clutch Slave Cylinder Guard
$39.99
Sale
Save 7%
$4 Fast cash
Colors for Turner Performance Products Billet Radiator Guard

Turner Performance Products
Billet Radiator Guard
$159.99
Sale
Save 6%
$1 Fast cash

Turner Performance Products
Top End Gasket Kit
$15.99 - $44.99
Sale
Up to 11%
$3 Fast cash

Turner Performance Products
Radiator Braces
$65.77 - $99.99
Sale
Up to 40%
1 out of 5 stars (2) reviews
$2 Fast cash
Colors for Turner Performance Products Bling Kit

Turner Performance Products
Bling Kit
$69.99
Sale
Save 20%
4 out of 5 stars (4) reviews
$4 Fast cash

TMV
Flywheel Weight
$80.77 - $134.99
3.5 out of 5 stars (3) reviews
$6 Fast cash

Suzuki Genuine Accessories
Clutch Plate Kit
$84.77 - $197.96
Sale
Up to 10%
5 out of 5 stars (7) reviews
$7 Fast cash

Suzuki Genuine Accessories
Off-Road Kick Starter Kit
$229.45
Sale
Save 10%
3.5 out of 5 stars (2) reviews
$11 Fast cash
Colors for Samco Sport Radiator Hose Kit
+2 more

Samco Sport
Radiator Hose Kit
$86.36 - $385.16
Sale
Up to 10%
5 out of 5 stars (2) reviews
$9 Fast cash

Rick's Motorsport Electrics
Stator
$31.95 - $299.95
3 out of 5 stars (2) reviews
$8 Fast cash

Rick's Motorsport Electrics
Starter
$62.95 - $279.95
$7 Fast cash

Rick's Motorsport Electrics
Regulator / Rectifier
$41.95 - $252.95
4 out of 5 stars (1) review
$6 Fast cash

Rick's Motorsport Electrics
Lithium Regulator / Rectifier
$120.95 - $219.95
$5 Fast cash

Rick's Motorsport Electrics
Hot Shot Charging Kit
$149.95
$6 Fast cash

Rick's Motorsport Electrics
Hight Output Stator Kit
$199.95
$13 Fast cash

Rick's Motorsport Electrics
CDI Box
$59.95 - $449.95
$1 Fast cash
Colors for Ride Engineering Billet Ignition Plug

Ride Engineering
Billet Ignition Plug
$26.95 - $29.95
Sale
Up to 10%
$1 Fast cash

Ride Engineering
Billet Engine Oil Dip Stick
$30.95
Sale
Save 11%
5 out of 5 stars (3) reviews
New
$13 Fast cash

Rekluse
Apex Clutch Pack
$179.00 - $439.00
New
$39 Fast cash

Rekluse
Apex Clutch
$849.00 - $1299.00
$22 Fast cash

Rekluse
EXP 4.0 Clutch Kit
$749.00
$40 Fast cash

Rekluse
Core EXP 4.0 Clutch Kit
$1059.00 - $1359.00
$13 Fast cash
Colors for Rekluse Upgrade Kit - EXP 3.0 To 4.0

Rekluse
Upgrade Kit - EXP 3.0 To 4.0
$449.00
$19 Fast cash

Rekluse
RadiusX Upgrade Kit - EXP 3.0 To 4.0 With Clutchpack
$649.00
$13 Fast cash
Colors for Rekluse Radius Upgrade Kit - EXP 3.0 To 4.0
+3 more

Rekluse
Radius Upgrade Kit - EXP 3.0 To 4.0
$449.00
$13 Fast cash
Colors for Rekluse Core EXP Upgrade Kit - EXP 3.0 To 4.0
+2 more

Rekluse
Core EXP Upgrade Kit - EXP 3.0 To 4.0
$449.00
New
$31 Fast cash

Rekluse
RadiusX 4.0 Clutch Kit
$474.77 - $1039.00
5 out of 5 stars (1) review
$17 Fast cash

Rekluse
Replacement Clutch Pack - Radiuscx
$214.77 - $589.00
$6 Fast cash

Rekluse
Exp Service Kit - 3.0
$197.00
$6 Fast cash

Rekluse
Exp Service Kit
$197.00
$8 Fast cash

Rekluse
Clutch Pack
$259.00
$2 Fast cash

Rekluse
KTM/Husqvarna Mini Bike Wedge Kit
$86.00
$5 Fast cash

Rekluse
TorqDrive Clutch Cover
$94.77 - $189.00
$7 Fast cash

Rekluse
Adjustable Slave Cylinder Assembly
$219.00 - $229.00
New
$20 Fast cash

Rekluse
TorqDrive Clutch Pack
$204.77 - $679.00
4.5 out of 5 stars (11) reviews
$22 Fast cash

Rekluse
Core EXP to RadiusCX Upgrade Kit
$144.77 - $759.00
5 out of 5 stars (5) reviews
New
$54 Fast cash

Rekluse
RadiusCX Clutch Kit
$1099.00 - $1799.99
4.5 out of 5 stars (30) reviews
$41 Fast cash

Rekluse
RadiusX Clutch Kit
$424.77 - $1379.00
5 out of 5 stars (21) reviews
New
$15 Fast cash

Rekluse
Clutch Basket
$299.00 - $499.00
$32 Fast cash

Rekluse
EXP 3.0 Clutch Kit
$629.00 - $1059.00
5 out of 5 stars (53) reviews
$2 Fast cash

Rekluse
Core EXP Drive Plate Kit
$36.77 - $73.25
Sale
Up to 50%
$29 Fast cash

Rekluse
Z-Start Pro Clutch Kit
$989.00
5 out of 5 stars (23) reviews
Video Available
$1 Fast cash

QuadBoss
Starter Repair Kit With Brush Holder
$21.99 - $46.99
$10 Fast cash

QuadBoss
Starter Motor
$84.99 - $334.99
3.5 out of 5 stars (10) reviews
$2 Fast cash

P3
Ignition Cover
$79.95 - $89.95
$2 Fast cash

P3
Clutch Cover
$62.99 - $89.95
Sale
Up to 10%
$2 Fast cash

PSR
Manual Cam Chain Tensioner
$74.95
4.5 out of 5 stars (16) reviews
$2 Fast cash
Colors for PSR Oil Filler Cap Kit

PSR
Oil Filler Cap Kit
$31.95 - $54.95
4.5 out of 5 stars (11) reviews
$5 Fast cash

Pro Circuit
Cylinder Head Cover
$169.95
$1 Fast cash

Pro Circuit
Fuel Mixture Screw
$26.96
Sale
Save 10%
$10 Fast cash

Pro Circuit
Radiator Y-Hose Kit
$179.99 - $355.99
Sale
Up to 5%
$4 Fast cash

Pro Circuit
Radiator Hose Kit
$68.99 - $152.95
Sale
Up to 5%
5 out of 5 stars (3) reviews
$10 Fast cash

Pro Circuit
Ignition Cover
$341.99
Sale
Save 5%
3 out of 5 stars (2) reviews

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.