Anyone going to be there next weekend   ill be camping on the infield right on talladega blvd

I just finish my engine did a 280 cam bore 40 over bigger valves just started it and iddle fine for a wile after i accelerated a few times it started to choke and wanted to shut down well i check everyting all the vaccums Itook the spark plugsout and they are black as night i clean them and it happend again im running super rich. Please help thanks, another thing how much pressure this cars run at.

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hey guys,   dont want to sell my car but may be force to do so. this is a feeler asking 4200 obo   PROS engine: fresh rebuild stock bottom block less than 2000 miles.   head:magna m7 head fully race port polish, 1mm SS valves, LSP titanuim locks/retainers, scheineder HD springs, 1.6 roller rockers, and shcd 284 cam, able to accept .500 lift adapter plate to fit stock intake manifold (worth 2 grand in parts and labor. all work done by mike lewis pro tech with nuwen machine and flowed)   engine r