Originally Posted By: Trav
Many times the seal between the case and post gets damaged, it doesn't take much.
I go just snug and that's it, never had much corrosion on any battery terminal.
Yes, I was also wondering why every single battery I got was misbehaving chemically. Installed by me, by shops, by dealers, brands (including Mercedes, Lexus) and no-names.. Until my old mechanic friend showed me what happens when the zeal in tightening the clamps is overpowering experience. It does not take much to bend/deform the electrode area and cause [micro-]cracking.
Many times the seal between the case and post gets damaged, it doesn't take much.
I go just snug and that's it, never had much corrosion on any battery terminal.
Yes, I was also wondering why every single battery I got was misbehaving chemically. Installed by me, by shops, by dealers, brands (including Mercedes, Lexus) and no-names.. Until my old mechanic friend showed me what happens when the zeal in tightening the clamps is overpowering experience. It does not take much to bend/deform the electrode area and cause [micro-]cracking.