Quicksilver - Propeller Shaft Seal For MerCruiser Zeus Pod Drive OEM Marine Seal 8M0033407. Overview. Every boater knows how important a watertight, well-running drive system is when you're miles from shore. The Quicksilver Propeller Shaft Seal (Part Number 8M0033407) is built with that same trust and dependability Mercury owners count on. Designed exclusively for MerCruiser Zeus pod drive systems, this seal quietly does one of the most critical jobs on your boat - keeping water out and performa