How much accel/decel force (or impact, I guess) does it take to set of an
airbag? Sort of seems that something along those lines could serve as a
trigger.
Tony Mc
----- Original Message -----
From: "Sandy Ganz" <sganz@pacbell.net>
To: "Jim" <jim@island.net>
Cc: <tigers@autox.team.net>
Sent: Saturday, May 10, 2008 3:27 PM
Subject: Re: [Tigers] Fuel Pump Shutoff
> Hey Jim -
>
> An oil pressure swtich is not enough protection in a crash, but much
> better then nothing at all, I think most all EFI cars on the road now a
> days' have some sort of crash sensor that cuts pumps, etc. If you look at
> some of the EFI and other Hiperf electric fuel pumps they can empty a
> swimming pool in short order (kidding of course) but they pump a huge
> amount of fuel in sort order. The inertia switch is a good thing as you
> don't have to get oil pressure cranking for the pressure switch to kick
> in, and is yet another good anti-theft, just kick it and it will pop ;-)
>
> Sandy
>
>
>
> ----- Original Message ----
> From: Jim <jim@island.net>
> To: Bob Hokanson <tgrrr@peoplepc.com>; Tigers <tigers@autox.team.net>
> Sent: Saturday, May 10, 2008 11:57:12 AM
> Subject: Re: [Tigers] Fuel Pump Shutoff
>
> Hi Bob
>
> I rigged up a fuel pump shutoff on my 914V8 project many years ago. It was
> done using a 'Hobbs' pressure switch 't'eed into the external oil pump on
> the Buick V8 . I had a 3 position switch under the dash with the center
> position 'off' ( for anti-theft ) and one side 'hot' through the Hobbs
> .the
> other side of the switch was bypassing the Hobbs in case the fuel bowls
> happened to be empty so you could run the pump direct at startup and
> switch
> it to the other side as soon as the car started. I think the switch closed
> at about 10 psi., was 1/8" pipe thread and had 2 terminals.
>
> We are 'blessed?' with mechanical oil pressure gauges on the Tiger so I
> would think it wouldn't be that difficult to 't' in the switch... maybe
> even
> under the dash.
>
> Hey...another thought.. you could move the panel light wire over to the
> headlight switch and plug in another 3 position toggle in it's place and
> wire it up...! 'stealth' anti-theft AND accident or rollover protection...
> cool ! ;)
>
> Jim
> B382000446
>
>
> -----Original Message-----
> From: tigers-bounces+jim=island.net@autox.team.net
> [mailto:tigers-bounces+jim=island.net@autox.team.net] On Behalf Of Bob
> Hokanson
> Sent: May 10, 2008 11:21 AM
> To: Tigers
> Subject: [Tigers] Fuel Pump Shutoff
>
> Who has added an inertia switch to their pump wiring to automatically shut
> off the fuel pump in the event of an accident? What switch did you use?
> How
> big is it? I think I recall someone saying they had used one from a Ford
> pickup... ? Tips, tricks, advice or installation instruction? Wiring
> schematic?
>
> TIA
> Bob H
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