2003 Yamaha YZ 125 "year motor" Questions

...motor number is 4es-026385 piston jug y-2 4e5oo 82cm3 can anyone help me determine year,make and model of this dirtbike??? I need new plastic. Locate the VIN on the front of the frame if it's still ...

...but it does not take much to loose compression on small bore motor with one piston ring and 11 years ...

...you typically don't bore them - you have them re-sleeved.I have raced semi-pro for many, many years (AMA District 13, A-class).  When I raced 125s (1998-2002) I would usually go ...

...a 250 2-stroke or a 4-stroke. Lots of power, lots of pull and the motor would likely last you for years. I've raced both the 125 and the 250 2-stroke at the pro-am level (A-class) and the

...year have cdi or is it a mag? id appreciate any input anyone could give and thank you very much for your time! thanks again. steve hello, usually you have 3 things for firing problems, stator and ...

have a yz 125 but dont know what year the motor or the bike is.. Help..... number on the motor is e111e-014834 and the frame is jyace08c11a014493 2001

year is this motor for my yz 125 2GH002519 Most motorcycle vin numbers follow the same pattern, according to your number, it is an '05. yz,,,,125,,,, 2,,,,,,,,,g,,,,,,,,,h,,,,,,,,,,,,0,,,,,,,,,0,,,,,,

...year? 2003-2005?? Anyways first it acted like the plug fouled so I took it out and cleaned it. Then kinda the same thing but I couldn't get it to stay running. So finally I pushed it and got it ...

...motor i put the nuw parts to the cluhch in a it stays ingaged it will not release using the clutch leaver. ive tryed doing like the diragram shows on the computer but no luck could you help me with ...