Yamaha - Bolt - 65W-43887-00-00 MerCruiser 4.3L TKS Alpha Service Parts Purpose: Seals the shift cable

Purpose: Seals the shift cable entry to prevent water from entering the sterndrive

this is the piece that keeps the system talking the way it should

66K-45973-B0-00 - SS PROP 14-1/2X23 HD HUBWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer

Adpator kit

Most boaters choose OEM because it keeps their engine info steady and trustworthy

Yamaha - Bolt - 65W-43887-00-00 MerCruiser 4.3L TKS Alpha Service Parts Purpose: Seals the shift cable65W 43887 00 00 BOLT WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.