Questions & Answers for: yz compression spark fuel wont

yz 250 wont kickstart my bike starts when bumped but wont start of with a kickstart but it used to start with kick untill i put in shed for 3month as wether was bad bike was drained down when put away

...and now it wont start. have fuel and spark but not holding compression Make sure... re-check compression, what does it have piston isn't in backwards ring end didn't catch when putting on the ...

...yz 125 2001. hi i have rebuilt the the top end on the bike and all seems to be fine with compression etc. Now attempting to make the first start the bike wont fire. there is fuel coming out of the ...

compression are left and the usual suspects are: 1. Fuel tank empty. 2. Fuel supply valve/petcock turned off. 3. Fouled spark plugs. 4. Engine flooded as a result of overuse of the enricher. 5. Vacuum

...compression and a spark and i have set the timing up accoring to the manual, and ideas to what may be wrong? thank you . Did you put the reeds back in correctly? Is the spark plug getting wet from ...

...Spark? Got Compression? If you have all these things, after kicking several times, pull plug to see if the plug is wet. If wet dry with compressed air, ground plug on head bolt or use spark tester, ...

03 yz 450f wont start Check for fuel, compression and spark. check valve clearances if low compression

...yz 125 made a loud popping noise when i tried to kick it up now it wont start any suggestions They can do this from time to time. What can happen is the expansion chamber gets pumped with fuel vapor ...

...compression and spark but wont start before when it was running it back fired every once in a while and then just died Hi, Anonymous are you getting fuel? for this scenario you will need your ...

yz wont start All engines need three things, fuel, spark and compression. What I do is first be sure, be positive, I have fresh fuel, and spark plug is clean, while the plug is out, spin the engine ...