They were garden-variety Ford V 8 air cleaners. The only special parts were the corrugated hose that attached to the snorkel and the sheet-metal choke-stove on a header pipe for hot ait during warm-up. In the evil-80s when CA forced such things, we used stock 460 Ford truck air cleaners to comply with CARB's inane 'visual' smog rules; they looked stock & worked fine..
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