Service
We Don’t Just Build Race Bikes. We Build Results.
Tokyomods provides professional engine rebuilding, cylinder-head service, ECU reprogramming, Keihin FCR-MX carburetor modification and complete motorcycle and ATV race preparation.
Founded by former factory mechanic Ron Wood, Tokyomods combines decades of factory racing, engine building and race-bike preparation experience with proven performance solutions for motocross, supercross, desert, off-road, supermoto and sport ATV applications.
Whether you need dependable stock performance, better throttle response, improved rideability or a complete competition build, our goal is the same: deliver the right combination of power, reliability and performance for your motorcycle, riding application and budget.
Need Engine Work?
Explore our complete two-stroke and four-stroke rebuilding capabilities, including top-end service, complete engine rebuilding, crankshaft work, cylinder-head service and custom performance engine packages.
Before sending components: Please include the appropriate service form when shipping an engine, cylinder head, carburetor or ECU. Engines and cylinder heads are inspected after arrival, and we will contact you with a detailed estimate and expected completion time before proceeding.
Tokyomods created the Carburetor Modification to dramatically improve performance on your motocross or off-road machine. Your carb will be completely disassembled, cleaned, and inspected. You get new gaskets, worn parts replaced, and our signature jetting installed. If your bike is having issues or you simply want better performance, send it to us. Want to upgrade further? Make your carb stand out with an accessory kit, and new vent hose. Check out all your options in our Tokyomods product section.
$299.95
Purchase a FMF/Yoshimura Exhaust from Tokyomods and get ECU reprogram for $100.
Tokyomods leads the industry in performance ECU’s for MX, SX, ATV, and SUPERMOTO. Re-Programming is a must with any engine modification or after- market exhaust. Your stock bike will show significant power gains with our fuel injection performance maps. This is the single biggest change you can make to your bike. Fill out the form and send your ECU to us, we re-program and ship it back out to you the next day.
$199.95
We offer a variety of cylinder head services:
- Complete Race Head Packages
- Surfacing Cylinder Head
- Head Porting
- Head Rebuilding with OEM, Stainless Steel or Titanium Valves
- Valve Guide Replacement
- Valve Seat Cutting for Standard or Oversize Valves
- Valve Seat Replacement with MoldStar 90 Seat Material
Our standard head service includes: valve train removal, head cleaning, and bead blasting ports. After eliminating carbon/deposits, we inspect valve guides, seats are cut, and head is reassembled with all new parts.
We use the industry leading Serdi valve machine, assuring you the highest quality work.
Our four-stroke engine packages are customized for each individual. We’re here to help you maximize performance on any budget. We’ll work with you to build a package that fits your needs. We know you have questions? Our experts will help you with all available options. Decades of experience, top-level components, deliver you unbeatable performance and results you can trust.
- Top Level AMA PRO MX/SX Factory Level Engine Package
- Big Bore & Stroker Engine Package
- Top End / Complete Race Engine Package
- Stock Engine Rebuilding
Four Stroke Engine Services
ENGINE SERVICE
Complete Race Engine Packages
Cylinder Head Porting
Cylinder Head Rebuilding
Surface Cylinder Head
Install Valve Guides
Install Moldstar 90 Valve Seats
Cut Valve Seats
Surface & Hone Cylinder
Crankshaft Rebuild – Race Crank
Crankshaft Rebuild – Stock Crank
Topend Rebuild
Split Engine Cases, Clean, Inspect & Reassemble
Modify Throttle Body
Clean Throttle Body & Fuel Injector
Carb Modification
Carb Rebuild
Two Stroke Engine Services
Topend Rebuild
Pressure Check Engine
Split Engine Cases, Clean & Reassemble
Hone Cylinder
Crankshaft Rebuild
REM Transmission Parts
Rebuild Carburetor
Bike Services
Complete Bike Prep for MX, SX & SuperMoto
Race Prep. Lube & Service: Swing arm Pivot, Shock Linkage, Steering Stem, Front & Rear Axles, and Controls
Change Oil. Check & Adjust Spokes. Nut & Bolt Check. Safety Wire Grips. Service Air Filter
Check and Adjust Valve Clearance
Engine Leak down Test & Compression Test
Basic Service - Engine Oil & Filter Change, Clean & Oil Air Filter, Clean Lube & Adjust Chain, Check Spokes
Carb Rebuild on Mini Bike
Bleed Brakes / Brake Fluid Flush
Tire Change
Diagnose & Report: Check bike front to back and provide estimate
Radiator Repair. Clean, Service & Repair Damaged Radiators
Bike Wash & Detail