Bob,
    Potter and Brumfield makes a 70 amp relay. PN = VF7-41F11. This
is 12v SPST, with bracket.
    Bosch is rated at 50 amp. PN = 0332 019 101...same as above. Bosch
does have a 75 amp, but tha case gets big and ugly.

            Eric                   86-VW4x4
            vw4x4@fyi.net          72-240z
            Pittsburgh, PA USA     1936-Chrysler

On Thu, 4 Nov 1999, Bob Kelly wrote:

> That would be great as i use alot of relays in up grading light syst.   Bob
>
> EMZ wrote:
>
> >   Bosch make a nice small relay, rated at 70 amps. If interested
> > I can look up the part number....
> >
> >             Eric                   86-VW4x4
> >             vw4x4@fyi.net          72-240z
> >             Pittsburgh, PA USA     1936-Chrysler
> >
> >
> > On Thu, 4 Nov 1999, Bob Kelly wrote:
> >
> > > I have installed many 2 batt syst. in my own and customer vans and cars.
> > > I use a constant on solenoid that is used to run the light bar and other
> > > elect. equip. on our Police cars. it is also used in bus's. Napa part #
> > > ST85. It looks like a Ford starter sol. but is all steel and made to be
> > > on all the time. (not just to start a car as in a standard starter sol.)
> > > They are rated over a 100 amps. I have had this setup in my Blazer for
> > > over 2 years and run 2 900 CCA batt. and a 100 AMP alt. And in my Westy
> > > with 2 825 CCA batt. behind the seats and a 3rd 825 Gel cell under the
> > > rear seat, with a 90 AMP alt. for over a year with no problem. I always
> > > up grade the batt cables and wiring.    Bob K.  RWK Enterprises
> > > Placerville Ca. VW Mods and Conv.
> > >
>
>