[C320-list] Inadequate Dedicated Starting Battery

[Timothy Woods]

I also installed a group 27 in front of my two D4s using the
existing battery cables. It's a cheap Duracell with 650 cold cranking amps.
So far I haven't had any problems with it.

1996 #375 with 3gm30f

On Tue, Dec 7, 2021, 8:54 AM Bob Hoyt <rehoyt at gmail.com> wrote:

> I recently installed a Duralast G27 Marine battery to serve as a dedicated
> starting battery to go with my house batteries (4 six-volt golf cart
> batteries in series). I installed it just forward of the starboard battery
> compartment. The existing cables are listed as 4 gauge, so I thought they
> were adequate.
> With a fully charged new battery and either a cold or warm engine, the
> motor will barely turn over. With the battery selector on all, it starts
> quickly. Is the group 27 battery underpowered or do I need to change the
> wire from the battery to the main switch and wire from the switch to the
> starter motor to 2 gauge? Thanks
>
> Bob Hoyt
> Hull 154
> 1994 C320 "Ikigai"
> Pensacola, Fl
>
>
> --
>
> *Robert (Bob) Hoyt MD, FACP, FAMIA, ABPM-CI*
>
> *Associate Clinical Professor, Department of Internal Medicine*
>
> *Virginia Commonwealth University*
>
> *Richmond, VA*
>
>
> *CAPT (Ret) USN*
>
> InformaticsEducation.org  <http://InformaticsEducation.org>
> rehoyt at gmail.com
>
> Cell: 850-384-5235
>