2003 Yamaha YZ 250 "yz250 engine" Questions

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Question about Yamaha YZ 250 Motorcycles

1 Answer

...YZ250. Engine compression on 01 YZ250? I have spark, I sprayed starting fluid in spark plug hole. My compression is at 120. It ran 2 days ago . Now nothing. Question edited for clarity, maker and ...

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Question about Yamaha YZ 250 Motorcycles

1 Answer

...engine. http://www.4shared.com/document/sMjNLzGr/2003_Yamaha_YZ250_FR_Wiring_Di.html The link above is the wiring diagram from the 2003 Yamaha YZ250, but I am not sure if this will match the 1999 ...

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Question about Yamaha YZ 250 Motorcycles

1 Answer

...YZ250. The engine seized up. There I have a 2003 YZ250. The engine seized up. There was water in the oil. The engine will need a complete overhaul. New bearings throughout, new piston, rings, water ...

Question about Yamaha YZ 250 Motorcycles

2 Answers

...yz250 engine number 1lu oo3560 The engine number will not give you what you need. The VIN is the key. You will find the VIN number stamped into the center steering stem that the forks attach to. Call ...

Question about Yamaha YZ 250 Motorcycles

1 Answer

...yz250 that starts fine at first but after it's been running a little while it does not want to start again. Your mixture may be too rich- likely caused by dirty or malfunctioning float valve. The ...

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