How To Rebuild the Top End on a 2010+ Yamaha YZ250F/450F

Shop Parts & Tools for your Top End Rebuild: https://rmatvmc.link/top-end-rebuild-2010-newer-yamaha-yz250f-yz450f

Are you blowing smoke or have a loss in power on your Yamaha? Maintaining the top end on your dirt bike is important to the life and performance of the engine. If you own a 2010 or newer Yamaha with a reverse cylinder head then this video is for you. Join Charles as he breaks down the process teaching you how to rebuild the top end on a 2023 Yamaha YZ450F, so you don’t have to take your bike to the shop and save money! The process will be similar for other years but you will want to refer to your machines service manual for proper specs and procedures. Rocky Mountain ATV/MC has all your dirt bike parts and accessories to get you back riding.

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Chapters:
0:00 – Intro
0:58 – Parts & Tools
4:51 – Disassembly
13:33 – Inspecting Crankshaft
15:38 – Removing Cam Chain
19:17 – Installing Cam Chain
23:05 – Cleaning & Inspecting
24:46 – Assembly
34:53 – Torque Cylinder Head
37:28 – Assembly Cont.
45:19 – Outro