Don't give up on that old Perlick faucet, repair it! The Perlick repair kit was made for repairing the internals of a 425 series Perlick faucet, and comes with a stainless steel lever, a stainles steel plunger, and a chrome collar. These should be all the internal parts needed to repair a 425 Perlick. Breathe new life into that faucet with a repair kit!