Possibly - but I would stay as close to the existing capacitor's specifications as possible.
The allowable tolerance is the main concern - should be on the existing capacitor.
You may already know such things but (just for the record) here is a nice summary/explanation regarding capacitors:
http://www.wikihow.com/Read-a-Capacitor
However, being a "wiki" it should not be taken as completely accurate in some ways so cross check with other sources.