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My Ride: 2024 KTM 50SX
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Dirt Bike Engine Parts

Applied Refinements
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170 Results

Exact Fit
New
$7 Fast cash

Vertex
Complete Gasket Kit With Seals
$127.85
Sale
Save 5%
4 out of 5 stars (29) reviews
Exact Fit
$7 Fast cash

Vertex
Top End Gasket Kit
$56.76
Sale
Save 5%
5 out of 5 stars (16) reviews

NGK
Offroad Spark Plug
$4.28 - $24.69
Sale
Save 10%
5 out of 5 stars (66) reviews
Exact Fit
$7 Fast cash

Wiseco
2-Stroke Piston
$109.99
Sale
Save 10%
4.5 out of 5 stars (259) reviews
Exact Fit
New
$10 Fast cash

Vertex
Top End Piston Kit With Gaskets
$153.86
Sale
Save 10%
Exact Fit
New
$8 Fast cash

Vertex
2-Stroke Piston
$68.77
Sale
Save 31%
4.5 out of 5 stars (167) 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
$22.99
Sale
Save 11%
5 out of 5 stars (1) review
Exact Fit
$5 Fast cash

Pro X
Crankshaft Bearing and Seal Kit
$32.99
Sale
Save 11%
5 out of 5 stars (1) review
Exact Fit
$6 Fast cash

Pro X
2-Stroke Piston
$69.99
Sale
Save 10%
4.5 out of 5 stars (62) reviews
Exact Fit
New
$10 Fast cash

Vertex
Complete Gasket Kit
$105.61
Sale
Save 5%
5 out of 5 stars (8) reviews
Exact Fit
$4 Fast cash

VForce
3 Reed Valve System
$133.20
Sale
Save 10%
4.5 out of 5 stars (250) reviews
Exact Fit
$18 Fast cash

Hinson
Clutch Cover
$179.99
5 out of 5 stars (48) reviews
Exact Fit
$7 Fast cash

Pro X
Complete Gasket Set
$94.99
Sale
Save 10%
Exact Fit
Colors for ZETA Oil Filler Plug

ZETA
Oil Filler Plug
$14.95
4.5 out of 5 stars (6) reviews
Exact Fit
$1 Fast cash
Colors for Ride Engineering Oil Filler Plug

Ride Engineering
Oil Filler Plug
$21.95
Sale
Save 8%
4 out of 5 stars (9) reviews
Exact Fit

VForce
Replacement Gasket
$5.36
Sale
Save 10%
Exact Fit
$1 Fast cash

Twin Air
Radiator Sleeve
$49.99
Sale
Save 9%
3 out of 5 stars (2) reviews
Exact Fit
$2 Fast cash

Turner Performance Products
Kick Starter
$74.99
Sale
Save 6%
3.5 out of 5 stars (4) reviews
Exact Fit
New
$6 Fast cash

All Balls
Crank Shaft Bearing Kit
$59.30
5 out of 5 stars (5) reviews
Exact Fit

Boyesen
Rad Valve Replacement Gasket
$5.99
4 out of 5 stars (3) reviews
Exact Fit
New
$6 Fast cash

Trail Tech
Fan Kit
$219.95
4 out of 5 stars (4) reviews
Exact Fit
$2 Fast cash

Nihilo
Water Pump Impeller
$44.99
Exact Fit
$1 Fast cash

Nihilo
High Pressure 2.0 Bar Radiator Cap
$34.99
Exact Fit
Colors for ZETA Magnetic Drain Plug

ZETA
Magnetic Drain Plug
$10.95
3.5 out of 5 stars (4) reviews
Exact Fit

PC Racing
Pro Seal Air Filter Gasket
$14.20
Sale
Save 5%
4.5 out of 5 stars (68) reviews
Exact Fit
$10 Fast cash

Nihilo
Ignition Cover / Case Saver Combo
$209.98
Exact Fit
$1 Fast cash

Nihilo
Water Pump Gear
$39.99
Exact Fit
$1 Fast cash
Colors for Nihilo Oil Fill Plug

Nihilo
Oil Fill Plug
$22.99
3 out of 5 stars (1) review
Exact Fit
$1 Fast cash
Colors for Nihilo Intake Spacer

Nihilo
Intake Spacer
$34.99
Exact Fit

Nihilo
Ignition Cover Gasket
$6.99
Exact Fit
$6 Fast cash
Colors for Nihilo Ignition Cover
+2 more

Nihilo
Ignition Cover
$159.99
Exact Fit

Nihilo
Heavy Duty Kickstarter Return Spring
$19.99
Exact Fit
New
$2 Fast cash

Nihilo
Beveled Clutch Washer
$24.99
Exact Fit

Moose
Crank Bearing/Seal Kit
$55.95
5 out of 5 stars (1) review
Exact Fit
New

KTM PowerParts
Factory Spark Plug
$33.99
Exact Fit
$6 Fast cash

KTM PowerParts
Hinson Outer Clutch Cover
$209.99
Exact Fit
New
$5 Fast cash

Athena
2-Stroke Piston
$84.99
Sale
Save 10%

NGK
Iridium IX Spark Plugs
$10.83 - $21.55
Sale
Save 10%
4.5 out of 5 stars (38) reviews
$13 Fast cash

JD Jetting
Keihin PWK Carburetor
$387.95 - $498.95
4.5 out of 5 stars (40) reviews

Myler's
High Pressure Radiator Cap
$5.00 - $25.00
4 out of 5 stars (6) reviews
$1 Fast cash

Turner Performance Products
Hour Meter With Mount
$30.99
Sale
Save 22%
5 out of 5 stars (1) review
$1 Fast cash

Twin Air
Radiator Pressure Cap
$32.99 - $35.95
Sale
Save 8%
4 out of 5 stars (5) reviews

Lucas Oil
Assembly Lube
$5.99 - $9.49
4.5 out of 5 stars (14) reviews

Turner Performance Products
Hour Meter
$24.99
Sale
Save 17%
5 out of 5 stars (5) reviews

Turner Performance Products
Wireless Hour Meter
$19.99
Sale
Save 13%
3 out of 5 stars (1) review

Works Connection
Maintenance-Hour-Tach Meter
$49.95
4.5 out of 5 stars (42) reviews
$1 Fast cash
Colors for CV4 Vent Line
+2 more

CV4
Vent Line
$22.46 - $22.49
Sale
Save 10%
5 out of 5 stars (3) reviews

BikeMaster
Spark Plug Protector
$3.99
5 out of 5 stars (27) reviews
$1 Fast cash

Mikuni
Pilot Jet N224.103
$20.79

Moose
Hour Meter
$34.95
4.5 out of 5 stars (17) reviews
$1 Fast cash

Mikuni
Large Hex Main Jet
$15.77 - $21.85

Motion Pro
Mikuni Carb Idle Screw
$6.59
3 out of 5 stars (3) reviews
$1 Fast cash

Pro Taper
Wireless Hour Meter
$49.99
3.5 out of 5 stars (21) reviews
$1 Fast cash

Hardline
Hour Meter
$34.19
Sale
Save 10%
4.5 out of 5 stars (37) reviews
$1 Fast cash

Turner Performance Products
Tach/Hour Meter
$28.99
Sale
Save 9%
5 out of 5 stars (4) reviews

Mikuni
Plunger Starter TM/X
$13.20

Pro Honda
Hondabond 4
$6.31
Sale
Save 11%
5 out of 5 stars (7) reviews

Pro Honda
Hondabond HT
$14.34
5 out of 5 stars (8) reviews
$2 Fast cash

Turner Performance Products
Tach/Hour Meter With Mount
$34.99
Sale
Save 17%

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.