Tokyomods is built on performance. We don’t just build race bikes. We build results. We’ve been modifying Motocross/SuperMoto bikes for decades. Success is built by customer trust. Our goal is simple, provide those customers with fast, high-quality engines, rebuilds, and modifications, without compromising reliability. Whether you want to be race ready, or just ready to ride. Let us help you outperform the competition. It’s what we do.
Please include a service form when sending us your engine, cylinder head, carburetor, or ECU. We will contact you once engine or head work is received to provide you with a detailed estimate and completion time.
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.
Purchase a FMF/Yoshimura Exhaust from Tokyomods and get a free ECU reprogram. Use code ECUPIPE at checkout
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.
We offer a variety of cylinder head services:
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.Service Form
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.
Four Stroke Engine Services
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
REM Engine & Transmission Parts - Isotropic Superfinishing
Split Engine Cases, Clean, Inspect & Reassemble
Modify Throttle Body
Clean Throttle Body & Fuel Injector
Two Stroke Engine Services
Pressure Check Engine
Split Engine Cases, Clean & Reassemble
REM Transmission Parts
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
Diagnose & Report: Check bike front to back and provide estimate
Radiator Repair. Clean, Service & Repair Damaged Radiators
Bike Wash & Detail
If you don't see you particular need listed, contact us and we will be happy to help you out.