You have tons of experince and a a great running car...how much HP do you think my 340 makes based off averages? 10.1 340 .040 trw's stock rods stock crank 308 heads unported witha 2.02 intake valve 1.5 roller rockers Torker II single plane intake 750 hp holly comp cams hyd flat tappet .508 nostalgia plus its 248/252 at .050 msd 6 AL and 1 5/8 headers. Whats your educated guess what it makes?