Gas gas fse 450 2004 problem/alternator help!
 

Hy i have an gas gas fse 450 2004 and my valve broke...i repaired new piston new valve and evrything..the timing is good..but i have a problem with spark timing its getting a bit earlier the spark and is backfire.s a lot..and the left side where the alternator is its moved...where is the teeth.s for the pickup sensor has moved and i dont know what was the original location...if somebody could send me some pictures whit some marks how to align it it would be perfect! Thank you very much!
Email:ervinlaszlo63@yahoo.com