Take the pickguard off and see what is cut into the wood more than likely it was cut for a humbucker.
There is a very informative video on youtube that Clapton made in the late 60's. In it he shows what the various tone knob settings will do for your sound.
http://www.youtube.com/watch?v=p4vxOoSS5RY
amazing what your guitar is capable of without effects. In other words leave it as is and learn its capabihttp
://www.youtube.com/watch?v=7omYv89SGAs&feature=relatedlities.
that one is more like your strat.