With all the talk about batteries draining down overnight,and finding dead batteries,Sears has a new battery that seems like it might be the perfect solution for those problems,it has Power Saver Technology,that is, in a event of a power drain,the battery turns itself off and protects the power you need to start your car (Great at car shows),Plus it has a built in Vehicle Theft Protection,one touch of the (included)remote control allows you to immobilize your car by blocking the battery's starting power,and it HAS a 3year full replacement and 100 month limited warranty and reasonably priced,I have no connections with Sears,I just think it might work out well on the Delorean.Sears calls it the(DieHard Security) Claude 000570