im putting this in a 1970 mustang,had to drill front timing cover, put excentric on cam to change to carburated intake,ordered a 50 thousand volt distributor to fire the newer platinum plugs,anyone have any idea what number plugs to use looked on autozone site they call for ap25 i guess ill start with them,e7 heads,will be running headers also,tapped and plugged dipstick hole on block,it has a stock roller cam ,also putting in a new oil pump it has a high volume in now going back to reguler pump with a front sump pan,it also has 1-7 roller rockers ,are these better than 1-6 ratio,can anyone think of anythig i might have missed before i start putting this together ,any help would be appreciated,thankyou