Recent content by OptimaJim

Hello, I saw some questions about our batteries and would like to help out however I can. jaymangrum, Im glad to hear you are pleased with the performance of your BlueTop. RedTops are ideal starting batteries and provide plenty of cranking amps for both stock and modified engines. YellowTops...

sephiroth, you can jump-start and charge an Optima, just like any other battery, under normal conditions. The technique in the video link I posted is only for deeply-discharged Optimas (<10.5 volts). Most battery chargers will not recharge any battery discharged below 10.5 volts unless a...

Hello, I saw some confusion regarding our batteries and was hoping I could clarify some things. If you are running extensive aftermarket audio equipment, a YellowTop is strongly recommended. NRRfrogmanP5, if your vehicle sits for weeks at a time, a battery tender/maintainer is a great...