Recently bought a pontoon with a 1982 merc 800 80 hp and while it runs there is an arc from the boot from the spark plug wire on the coil pack end and it arcs to the closest piece of metal I electric taped it up then it went from the third coil to the fourth well I fixed that now its arcing and I can't see where but I can hear the sound any help I changed spark plug wires and plugs so am I gonna have to get new coils?:facepalm: