AIR CLEANER ADAPTER RING(Rubber Seal fits on This) FITS SMALL BLOCK (350) ONLY.This ring fits on the base of the original air cleaner. The rubber seal (ACL650-sold separately) fits on this ring MakeCHEV ModelCORVETTE Year1973-1974 Item#ACL649 Instructions / Core Return FormClick Here Price$79.95EACH Core Charge$0.00 QtyAdd AIR CLEANER RUBBER SEAL Year1973-1975 Item#ACL650 Price$49.95EACH Select option(s) for correct pricing QtyAdd