[Healeys] Fuel Pump Inertia Switch

Michael Oritt michael.oritt at gmail.com
Mon Jan 9 08:53:47 MST 2012


Inertia switches are usually used in racing situations where in the event
of a crash power to the fuel pump is shut off.  You can also install a
low-oil pressure switch so that in case the engine is shut down the fuel
pump is not energized and that will accomplish much the same thing.

Best--Michael Oritt

On Mon, Jan 9, 2012 at 9:47 AM, Jack Feldman <qualitas.jack at gmail.com>wrote:

> I recently discovered how easy it was to add a fuel pump switch and thought
> it was a good idea.
>
> However, why not put it in the switched hot lead to shut off whatever goes
> hot when the ignition is turned on?
>
> As I recently mentioned, the switched hot lead only closes a relay which
> then powers the added fuse block. I don't see a current problem, but just
> wondering why it isn't generally done.
>
> Jack
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