A far better bet for tackling intermediate hardness Ford paint by hand is to use Menzerna 203S, applied using a firm foam applicator pad. Full details on this link...

http://www.polishedbliss.co.uk/acata...e-faq.html#3.6

and links to the product descriptions here...

http://www.polishedbliss.co.uk/acata...3s-polish.html

and here (you need the orange pad)...

http://www.polishedbliss.co.uk/acata...ds-polish.html

Compared to the products listed above, 203S cuts better, yet also breaks down more easily, meaning you will obtain a superior finish and a higher level of correction for the same amount of effort.