Screwed down mounting washer ?

[a70eliminator]

What is the purpose of the screwed down washer on one of the six mounting studs?

 

[flashback]

What is the purpose of the screwed down washer on one of the six mounting studs?

On what?

 

[a70eliminator]

Its an alpha gen 1...its a captured washer held down by a philips screw on one of the 6 mounting holes, the other 5 just have thick washers.

 

[Scott06]

Its an alpha gen 1...its a captured washer held down by a philips screw on one of the 6 mounting holes, the other 5 just have thick washers.

Grounding between bellhousing and outdrive. Continuity is maintained back through transom housing to engine.prevents galvanic corrosion

 

[a70eliminator]

Ok that makes sence thanks..