what motor is this

Today i found a box in my garage with a electric motor in it. it is shaped with a about 2 inch long saft thats about a inch wide and bolted on to that is a stick type peace of meatl with a meatel cicle thae casting kind of looks like it has gears in side it. and it has two wires going out . I think it might might be a windoe motor and how can i test it to see if it is any good.
looks like this kind of o--

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Dan Younes
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1985 euro 500sel 223k
1986 420sel 86k soon 2 be
1981 300sd 285k sold
1979 240d 298k sold
1983 300sd 272k sold
1989 chrysler 2.2l Turbo
Leabaron 140k
1989 Dodge Carvan Se 295k
1994 S500
(hopefully someday)

[This message has been edited by Benzman500 (edited 09-08-2000).]