Leaking Coolant

Look at this and read it so you will be ready to move forward
http://www.slantsix.org/articles/manifold-install/instructions.htm

Remember to take your time and enjoy.. slow and steady

So I got all of the nuts off of the intake/exhaust manifold except for one.. and I have no idea how to get to it. It is the one behind the carburetor on the bottom when looking from the left side of the car...