On Fri, Aug 21, 2009 at 8:01 AM, Rocket J Squirrel <
camping.elliott@gmail.com> wrote:

> Yeah, well, I suppose the only persons who actually /need/ to know the
> power draw of the engine alone would be those whose alternator failed and
> they were looking at getting home on the battery and thinking, ". . . okay
> this is a 40Ah battery . . . I wonder how long it can power the engine?"
>
> That would be the ECU, fuel pump, ignition bits (coil und so weiter),
> various senders and sensors stuff; and not counting headlights, radio, etc.
>

  I can tell you a 42Ah battery will get a vanagon home from Alturas, Ca to
Lyle, Wa... (roughly 400 mi) with no alternator input...with ease.  No
headlights, stereo, wipers..
  Don Hanson