Yamaha - Cover, lead wire (black) - 6AW-82119-00-00 Mercury-40HP-EFI-1999 and the trim tab anode

and the trim tab anode is designed to take that hit before your engine does

7CF-82509-00-00 - WIRE

you feel the difference almost immediately

Q1: What does a check valve do

Uniden 25 Watt Full-Featured Fixed Mount VHF Marine Radio designed with a shorter chassis for more versatile installations

Yamaha - Cover, lead wire (black) - 6AW-82119-00-00 Mercury-40HP-EFI-1999 and the trim tab anode6AW 82119 00 00 COVER, LEAD WIRE (BLACK) 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.