Thanks for the inputs, I'm not too worried about hood clearance as i'm starting with a 318 car so originality is not much of a concern, but it sounds to me that the extra air-filter trick might be a better gain unless I'm willing to modify my intake.

'68 Bee 383/TF/Factory Air...high school sweetheart
'67 GTX Clone project,500 six pack,Hemi4-speed,Dana
05 Dodge Viper, 505 V-10, 6-speed Tremec