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| James Dean | profile | all galleries >> Galleries >> Yamaha YZ250F and WR250F -Picture Gallery | tree view | thumbnails | slideshow |
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 2007 WR250F |
 2006 YZ250F |
 Dynamometer with Air/Fuel exhaust analysis |
 Rejetting with kit |
 2016 YZ250F EFI Tuning Power on Dyno with Knobby Tire- More power would display with a street tire |
 Aluminum Frame WR250F |
 Airbox Snorkel Removed |
 Airbox Snorkel Removed |
 YZ250F Knobby Tire (add 6-8Hp for street tires) |
 Accelerator Pump Linkage |
 Throttle stop screws WR vs YZ |
 Accessing the carburetor needle on the WR250F |
 Throttle Accelerator Pump Linkage |
 WR250F |
 WR250F |
 WR250F |
 WR250F |
 WR250F_Stock_with_Grey_Wire.jpg |
 WR250F Power on Dyno with Knobby Tire- More power would display with a street tire |
 WR250F Grey Wire Cut (in Red) and Uncut (in Blue) |
 WR250F Airbox Stock |
 WR250F Airbox Modified |
 WR250F Airbox Snorkel Removal |
 Throttle marked for jetting tests at each throttle position |
 Grey Ignition Wire Disconnected with Throttle Stop Screw Replaced |
 Grey Wire Removed |
 Street Tire Preferred for Dynamometer Runs |
 Air Jets |
 Leak Jet |
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