In article >,
Grant Edwards > wrote:

> Maybe a remote controlled block heater...

That's a much better idea than letting your engine idle for more than a
minute. Think about all that unburned fuel dripping down the cylinder
walls and contaminating your oil. Start the car, fasten the seatbelt,
and drive away, gently. At -20, there's no way around gloves and a knit
hat.

--
Lanny Chambers
'94C, St. Louis
http://www.hummingbirds.net/alignment.html