coilpack fuse keeps blowing

[tonksy26]

What coould be the cause of the coilpack fuse to keep blowing ?

first it blew the coilpack and the fuse and now with a new coilpack its just blown the fuse again.

Help ?

 

[skiptontweed]

What coould be the cause of the coilpack fuse to keep blowing ?

first it blew the coilpack and the fuse and now with a new coilpack its just blown the fuse again.

Help ?

Are you running factory standard spark plugs? I tried running Bosch Super 4 plugs in my 172 Cup and they overloaded the coil, causing it to get hot and actually split!