cannot get engine to fire

[APollard]

changed spark plugs but doesn't seem to fire anyone run into this problem

[SoapKart]

Did you go through the electrical box and chech all connections? I recently had the same problem and found a loose connection.

[metalstudman1]

What type of engine? buggy/kart?

[timbvr]

i need help diag. no spark on gy6 150 dont know if its the cdi or ign coil

[metalstudman1]

What type buggy? was it running or is this buggy new to you? have you checked all the connections? How do you know it's not getting spark?

[timbvr]

it's new to me, just repairing it for a friend. its a twister brand,was running when i got it .replaced the start relay and starter. engine turns over but wont start. havent had a chance to check all connections yet.i used a spark tester on it.leaning toward a bad connection.is there a way to check the cdi and ign. coil