depends on your taste on cams, I had kent fast road cams in my zetec, werent too lumpy and still had a gd daily driver, power band was 2000-6500 revs. think the kit including followers etc from kent is 800 may be cheaper now but get cams alone cheaper. as for 2 litre stuff few people have said you need ecu, although my conversion to gti included the 1.8 engine and 2 litre throttle body etc it still ran on the 1.6 ecu! with no problems so better asking someone who knows exactly what to do about that. Although the main thing here WELCOME TO THE WONDERFUL WORLD OF FORDS