Re: Ford 4.0l modification advice
Try a search. All these questions have been asked and answered many times before
In short - Pacemaker 4480s are very good extractors (probably just as good as the JMM race series which i dont believe are available any more).
Youll need to give more info about what sort of cam your after. I guess since you have a monty you have auto so best to keep the cam on the milder side.
Heritage Green EF GLi
5 Speed, Wade 1521a, Headwork, Superlows, MS2 running fuel and spark