does d80e stock heads repond well to porting?

[lg's67coupe]

im sure ive got what it takes, just wondering if those heads are going to hold me back.
10:1 flat top k&b's, lanatti 488 lift 298 dur hyd. cam, lanatti lifters,springs,locks,keepers, roller rockers, gasket matched wieand stealth intake, 650 edelbrock carb,1 5/8 hooker header comp w/3 inch collector to 2 1/2 h pipes 40 series flows all behind 4 speed top loader... in case your wondering why im using d8's i thought they were d7's and found this out after i got them back from machine shop. and I know some ones going to say
just save up and get some good aluminum heads, i will in due time. My buddy (machinist) just gave me an offer i could not refuse. port&polished,little bowl work,
3 angle valve job,teflon guides,installed springs&and ext. all for resheet rocking a small bedroom 16 hours over a couple of weekends. sweet deal