How to Determine Duo Prop "pitch"...

GilligansIsland

Petty Officer 2nd Class
Joined
Apr 14, 2010
Messages
138
I had three set of Duo Props reconditioned and asked the guy to mark them (B2, B3, etc.) because I didn't know which were which.

When I got them home I see he marked each one for the actual Pitch and Diameter.

Is there a conversion chart of sorts so that I can determine what each set is?


Thanks.
 

tpenfield

Moderator
Staff member
Joined
Jul 18, 2011
Messages
18,140
Re: How to Determine Duo Prop "pitch"...

Volvo or Mercruiser ?

The inner and outter props will be different in their mounting splines, etc . . . then it is a matter of using the same pitch for inner and outter.
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: How to Determine Duo Prop "pitch"...

He has a Volvo.

I would call the shop up and ask them, they have the specs, they just gave you the wrong number.
 

GilligansIsland

Petty Officer 2nd Class
Joined
Apr 14, 2010
Messages
138
Re: How to Determine Duo Prop "pitch"...

Oops.

I see I originally posted in the wrong section. Didn't realize there was a props section... sorry.
 
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