Adjustments after hydrofoil install

 I have finally given in and fitted a hydrofoil to my dinghy I have a 30hp pull start without any electric trim and was wondering if anyone has installed a hydrofoil to similar set up my dinghy is 4.2m I have got a picture of old position of motor and have moved it 2 holes from the picture. Just wanted to know if that would be close to where I may need to move it too? 

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 rather be fishing

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Faulkner Family's picture

Posts: 18268

Date Joined: 11/03/08

 Best way would be to water

Mon, 2020-05-11 23:48

 Best way would be to water test it in different positions.  It may just come down to weight distribution 

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RUSS and SANDY. A family that fishes together stays together

scubafish's picture

Posts: 964

Date Joined: 15/08/12

Flat or v hull ?

Tue, 2020-05-12 08:28

Flat Hull ,run a string line down ( plum bob)from the top of the transom, motor(leg) should be vertical to that line.
V Hull, I would have it a friction away from the hull at the bottom.
Your ride will depend on where you put weight.
Hydrofoil gets a hull on plain quicker, but water conditions(chop) and boat make may not allow you to run on plain.
Small dingy ,only in river and very flat conditions.

still trying's picture

Posts: 1096

Date Joined: 27/06/17

 Thursday arvo looks like a

Tue, 2020-05-12 10:10

 Thursday arvo looks like a good day to give it some testing if it's as calm as they were predicting yesterday though I will be testing how it goes flat out the kids will love that. 

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still trying's picture

Posts: 1096

Date Joined: 27/06/17

 Took the boat out early

Mon, 2020-05-18 13:06

 Took the boat out early yesterday morning in the sloppy wind and the boat went absolutely awesome I should have put the foil on ages ago it performs so much better now I'm over the moon. 

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Faulkner Family's picture

Posts: 18268

Date Joined: 11/03/08

 Money well spent when it

Mon, 2020-05-18 13:22

 Money well spent when it works. Plenty of days enjoyable fishing on the way

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RUSS and SANDY. A family that fishes together stays together