^^^ walbro 255 pump 43psi fuel pressure, 75wet-shot single fogger kit, bkr7eix plugs, -3 degrees, from tune you're currently running, should put you at 193+65= 255-260(open header)
or
120 direct port wet shot,-4 degrees and everything above should give extra 100-110whp on top of the 193 you already have