2003 Yamaha YZ 125 "spark plug run yz125" Questions

...spark plug, it will likely be black and oily. To correct this, you need to alter your jetting. Jetting is not an art - it's fairly straightforward - you just have to physically change the jets inside ...

...spark plug and stick your finger over the hole while you push the kick starter down it should force fully push your finger off. if so you have compression if not then you don't have compression and ...

...spark plug two strokes go thru plugs like no other. if a new plug does not help check to see if you are getting a bright blue spark at the plug while kicking it over. also make sure the fuel is fresh ...

...the reed valves (if its a 2-stroke), had same problem with my yz125 Change The spark plug FIRST!!!! BR8EG it runs hotter, my bike bogged down and died and wouldnt start until i changed the ...

...plug, it should spark. If not replace and try again. If still no spark, check kill switch with ohm meter to make sure is working properly. If still no spark you will have an electrical issue with ...

...spark plug too cold? go one hotter than stock 1 hottest 10 coldest The oil mixture is wot i have always used. air flter is recently new and cleanand how do i no wot plug i should upgrade to heat wise ...

...spark plug fouls frequently, first make sure you are using the correct spark plug. Your 1997 YZ125 uses an NGKB9EGV. Then be sure you are using the recommended two stroke oil, mixed to the proper ...

...the plug out. Kick it over 10 times with the plug out to clear out the gas from the cylinders. Put in new plug. Start. The float may be stuck in the carb. P. S. Check for spark while the plug is

...spark plug problem My bike runs for 10 min then dies, put in another plug and starts and does the same again, its not down on power and it starts first kick, first time iv used the bike today since ...