[Shotimes] 92 Alternator in 91

[Paul Nimz]

FWIW my '97 takes ~25A just to run the engine at idle.

Paul Nimz
'97 TR SHO
'93 EG mtx SHO


----- Original Message -----
From: "Mark Nunnally" <manunnal@netheaven.com>
To: "shotimes" <shotimes@autox.team.net>
Sent: Thursday, October 31, 2002 10:31 AM
Subject: Re: [Shotimes] 92 Alternator in 91


> > Yes, there were some difference in 93 WRT the hub size of the pulley,
but
> it
> > was still the 2 wire 90 amp alternator.  You should be able to swap
> > alternators from any MTX up to '93.  In '94 they switched to a three
wire
> > 130 AMP unit, or something like that.  Besides the wiring, I think even
> the
> > brackets are slightly different.
>
>     Wonder if there is a basic ball-park formula somewhere based on the
size
> of the alt in amps, and how much hp it takes to drive.  I know the WC
teams
> run the smallest alt they can at a given track to free up as much hp as
> possible.  Run the big ones (140 amp or more) for the road courses, and
> short tracks for the brake cooling fans, rear end cooler, etc, but run
> smaller ones at the restrictor plate tracks (60-70 amp or so).
>
> mark
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