what is the charging voltage measured at the alternator main terminal ?

13.0 volts at the battery is definitely low.

----- Original Message -----
From: "alfred bagdan" <abagdan@SHAW.CA>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Saturday, July 17, 2010 5:29 PM
Subject: Re: Alternator output

> Hi all,
>
> I put a voltmeter across the battery and revved the engine at 2000RPM+
> and
> get a reading of only 13.0 Volts.
> Should I be worried or will the alternator last a bit longer?
>
> Thanks,
>
> Alfred
> 85 Vanagon
>
>
> ----- Original Message -----
> From: "Shawn Wright" <vwdiesels@GMAIL.COM>
> To: <vanagon@GERRY.VANAGON.COM>
> Sent: Saturday, July 17, 2010 5:42 PM
> Subject: Two failed tires... :-(
>
>
>> Last week I found a bad gash in one of my Yokohama 370s up front, so I
>> planned to swap my BFG ATs from rear to front and put my Conti spares on
>> the
>> rear. I figured this would be a good chance to try the BFGs on the front,
>> as
>> I've never tried them (I only have 2). I was shocked to find a horrible
>> bulge about 1" diameter in the tread of a BFG, where a previous patch was
>> made (a proper inside patch done at Kal Tire). It is so bulged that the
>> steel belts are showing and worn through, exposing the layer beneath.
>> Ack.
>>
>> So that makes 2 bad tires in 2 weeks, meaning I am definitely looking at
>> a
>> full set, probably with new 15 or 16" wheels.
>>
>> I'm currently reading this thread:
>> http://www.thesamba.com/vw/forum/viewtopic.php?t=203519
>>
>> trying to glean as much info as possible on wheel options. I hadn't
>> planned
>> on this now, but it seems I have no choice.
>>
>> I was able to return the EV 15" wheels I bought as they were not a good
>> fit
>> (ET55), so I'm shopping for options. I'm considering 16x7 ET35 wheels
>> from
>> tirerack (same as GoWesty sells) with BFG AT 215/70R16.
>>
>> --
>> Shawn Wright