Originally Posted by mjr46

I run an elec water pump, msd ign, elec fuel pump,elec fan and I have a small amp and base tube as well as some other small elec devices in the car and a powermaster 100 amp alt, it hardly knows the devices are using it's current, the elec water pump don't draw much amperage and it's a constant small amount, I believe my fuse is a 15 amp for it.