Correct aircleaner for 383

Just to note when buying: 67 Air cleaners bases are different than 68's because the 67 have a smaller diameter carb hole for the '67 AFB carb as opposed to the larger 68 AVS opening.

read more about air cleaner identification here: http://www.nicksgarage.com/aircleaner.htm

It seems that 67 California sold 383 A-bodies got a breather tube nipple on the lid. And all 68's had that.