Stop in for a cup of coffee

That is really cool old school, strombergs were popular on the six packs, looks like a eddy intake not sure, those air cleaners I bet would go for some cash.
yea - the thing is cool - but "fit Mopar 350,361,383,400" ---maybe it's going back too far for me, but what the heck is a Mopar 350 or a 361?