Originally Posted by GomangoCuda
Originally Posted by Rhinodart
You cannot charge an Optima like a normal battery. Battery tenders will NOT charge them. I found the best way to charge one it to put it in series with a regular battery on a 30 amp charge for a few hours, then switch it to 10 amp. There are specific types of chargers for Optima type batteries, but if you don't have one my method is preferred... twocents Edit: I just read your post again, sounds like you tried it through another battery already, may have to charge it longer. One of mine sat for 3 years and I brought it back to life that way.


I am pretty sure you meant to say parallel not series.


Yep, try series anyway...LOL..


The funny thing about science is that if you change one miniscule parameter you change the entire outcome to the way you want it.

JB Rhinehart, Realist

A-Body's RULE!