Is your Yamaha cylinder head in need of service? We can provide you with cylinder head services that use the latest state of the art digital CNC machining processes to modify, maintain, and save your Yamaha head. You should be periodically checking your valve clearance and adjusting them accordingly, although, in most cases this is routine maintenance that gets overlooked. When the valves no longer get a good seal you will often run into issues with it starting.
We have competitive prices to keep your project on budget. In most cases it's cheaper to recondition your cylinder head but if for some reason it's not, will let you know too. We are here to help you, not just sell you a service. Our staff is always willing to offer professional advice and make sure your doing what's best for your Yamaha vehicle.
Pricing
Yamaha Cylinder Head Service
Disassemble Head, Clean-Prep Casting, Valve Job & Reassemble Head
- 2-Valve $169.95 + Parts if needed
- 4-Valve $269.95 + Parts if needed
- 5-Valve $329.95 + Parts if needed
- 8-Valve $549.95 + Parts if needed
Note: Valve Guide & Valve Seat Replacement - Additional Labor Below
Replace Valve Guide
Remove the damaged/worn guide, press in the new one, and ream & hone to size.
- $39.95 each + the price of each seat
Replace Standard Valve Seat
Remove the damaged/worn seat and install a new one.
- $49.95 each + the price of each guide
- Example: 2018 and older Motocross Bikes
Replace Offset Valve Seat
Remove the damaged/worn offset seat and install a new one.
- $69.95 each + the price of each guide
- Example: 2019+ Motocross Bikes
Replace Standard Seat / Replace Guide
Remove damaged/worn guide, install new guide, ream and hone to size, replace standard seat.
- $79.95 each + the price of each seat & guide
- Example: 2018 and older Motocross Bikes
Replace Offset Seat / Replace Guide
Remove damaged/worn guide, install new guide, ream and hone to size, replace offset seat.
- $109.95 each + the price of each seat & guide
- Example: 2019+ Motocross Bikes
Valve Clearance Service
- $89.95 - install camshaft and set valve lash (shim under buckets)
More information on Yamaha Cylinder Heads
Racing Motocross or Trail Riding? LaBaron's has you covered. If your dirt bike, side by side or ATV is in need of head repair we are your solution. Example, with today's YFZ450R and YZ250F Motocross Bikes, it's crucial to maintain valve adjustments and periodic valve adjustments. We can provide services to re-cut or replace your seats, replace your guides and lap in your valves. We offer a complete line of replacement valve-train components, that will last in your stock or high-performance application.
Yamaha Models We Service
YZ250F, YZ400F, YZ426F, YZ450F, Raptor 250, Raptor 350, Raptor 660, Raptor 700, Grizzly 350, Grizzly 450, Grizzly 600, Grizzly 660, Grizzly 700, Kodiak 400, Kodiak 450, Kodiak 700, Rhino 450, Rhino 660, Rhino 700, and more.



Frequently Asked Questions
Q. What do I do when there are no shim sizes available for my valve adjustment?
A. This is caused by excessive valve stretch, valve face cupping, and/or seat recession.
Q. Are titanium or stainless steel valves better?
A. Titanium valves are lighter, performance valves. Stainless Steel valves are more durable, and on average require less valve adjustments.
Q. Can you port my cylinder head, too?
A. Yes, we can. We offer basic hand porting and CNC porting.
Q. What Yamaha cylinder heads do you repair and/or recondition?
A. We specialize in Yamaha dirt bike, ATV, snowmobile, and side-by-side 4-stroke heads.