horsepower

I posted a similar thread a few months ago about a 454 build but I may have found another project to put that in, but either way, I was looking for some suggestions on how to get decent power out of my 350. Right now it's just a standard 350 with cast iron heads, 650 edelbrock carb, no bore, and...

I have a 350 in my 85 SS Monte, I have a dual plane on it with a one inch spacer on top. Was just wondering if an actual open plenum would give me any gains. Also, would i need to swap anything else to make it run right? I've heard about more stall, but I'm not to sure. Reason I'm asking is that...