Quote: if you go magnums, check out the enginequest mag heads from CMEngines.com. they quoted me a good price earlier this year. I'd have them set them up with OEM valves, 5 angfle valve job with the throat of the bowl 80-85% the valve diameter, and OEM GM 3.1/3.4/3.5L springs/retainers set up at about 1.67" IH. the 318B's are drilled with an LA intake pattern
I'd put some Engine Quest heads on there. They are new, cheap, and the quality of the cast is better then the factory heads. Here is an article on putting magnum heads on the LA block:
