LIL D

i planned on using either thumper e7 heads or gt40 cast iron or ps but for the moeny im gonna spend on either what other heads would anyone recommend. i am using a 306 with an e303 cam 1.7 roller rockers cobra intake 65mm tbody and 73mm maf with 24lb injectors. i am looking to make around 300 na and use a 100 shot on top of that

AdderMk2

gt-40's..... ported, and milled

ih8chevy

how much do u have to spend, cause if i were u i would save up for the afr's, but i heard taht the gt40's ported and milled flow better than the afrs