wtf are these?!?!

[clelandracing]

At the risk of looking like a total idiot.. wtf are these? each side of the outdrive on a boat and under the water line. both have wiring going to them but not a damn clue. even tried searching the almighty google with image search and came up with nothing.

 

[jim sheetz]

Mercathode corrosion protection Jim sheetz

 

[clelandracing]

Mercathode corrosion protection Jim sheetz

son of a bitch, i google that and there they are. thank you!

 

[Invictus]

The BD aura solved another mystery!

 

[pacificscout]

Government trackers.

 

[Blackmagic]

Sea lion attractant discs.

 

[openclass]

Subliminal bait dock speaker devices...."Buy at Nachos"

 

[whitecap72]

Lockness looker outers!

 

[Kareem Korn]

Fish repellent

 

[Farpoint]

Battery boilers

 

[reelbadlarry]

Midshipsmen?

 

[pete j]

Fart suppressers?

 

[Bottom Dragger]

CARB required Catalina converters.

 

[jer dog]

CARB required Catalina converters.

They help against Global Warming.

 

[sdapguy]

Raccoon repellers, for when you boat is on a trailer.