Your cheapest and easiest option I reckon is to go to ofab/ofac FRST management.

http://www.escortrsturbo.co.uk/forum...p?showforum=59


or go for megasquirt
http://www.escortrsturbo.co.uk/forum...howtopic=10711

or go cossie management
http://www.escortrsturbo.co.uk/forum...p?showforum=57

People are going to have different views on the above options, but they are all good viable options.