prop sizing help needed

[boatboy72]

can anny one help with the sizing props for twin inboards
21'
twin holden sixes
118hp @4400
hyd 1:1boxes
shart drive
7" center of sharft to hull
1.65 t
plaining hull


anny help thanks

[krazyfisher]

What speed are you getting? and what are your max revs?

[Good_as_Gold]

have a look at the solas web site
there is a prop form to fill out and they can help
http://www.solas.com.au/adviceform.asp

[boatboy72]

krazy she has no props mate

[krazyfisher]

going to be a bit of a guess than... best to fine a like boat and talk to a prop shop

[boatboy72]

yes she is a bit of a problem as hundereds of ausfishers have looked at her and not one can tell me what she is i have seen one on ebay and they told me she was a johnson brothers 2150 reefrunner and only 16 or 18 were made in melbourne back when stern drive's were a new thing and they did not sell as people were unsure of sterns especially twins