Car Battery for Mark 1 Eunos 1.6 auto

[Bob_M1]

Any battery fitted in the boot (like the MX5) or in the passenger compartment (VW Beetle?) must be vented to the outside. See

I need some battery advice

If your battery (including “Sealed” or “Maintenance-Free” ones) has small holes at each side or on the top, these are for venting battery gasses and must be connected to the tubes. During normal charging and discharging, some gases escape via valves and the vent holes. Maintenance-free just means that most of the gasses generated by the charge/discharge cycles are re-combined within the battery and you don’t have to top-up the electrolyte. In normal operation some gases escape via pressure-rele…