what size alt??

[Guest]

ok, ill look for a good amp that puts out alot a idle, and if you guys know of any post it here to...

.....DC 270xp, 200amps at engine idle

[dirtboi22]

Is thier some way to find out what size alt i would need... like how many amps the audiopipe 3000 needs to run along with adding how many amps the (headlights a/c etc.)will take? that way i now how many amps total i will be using so my setup runs fine?