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Message board > Engines > navigator auxillery

Message 9 of 9
Posted by member Robert on Wednesday 18 May 2011

Simon Thanks for your reply. I am going away in the boat tomorrow for a few days and will take some pictures and videos. When I purchased my Navigator, it came with an auxillary bracket with rotten wood. Rather than replace the wood I decided to buy a new one. The new one has plastic rather than wood to attach the outboard to. One thing that is noticable is when I put the engine into forward gear, the bracket moves down about 4cm. This is with it on the bottom setting on the adjustable bracket.

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Message 8 of 9
Posted by member Simon Kidd on Wednesday 18 May 2011

Hi Robert. Hmm, that sounds just like the bracket i'm fitting to my Navigator (I bought her from the Irish Canals, she didn't have a bracket at all). I'll have a look at the pictures and will let you know! Best Regards Simon. www.southernmarinesurveys.co.uk

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Message 7 of 9
Posted by member Simon Kidd on Saturday 14 May 2011

Robert. Thats not normal, at least for the brackts I've used and seen. As a boat surveyor I like to see brackets nice and sturdy. There should be a lever or latch to lock the bracket in position. Sometimes they are difficult to locate or stiff through lack of use. What type or make of bracket do you have? My email is on my website: www.southernmarinesurveys.co.uk Feel free to send me a picture, I'll help if I can! Regards Simon (Southern Marine Surveys).

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Message 6 of 9
Posted by member Robert on Tuesday 10 May 2011

My post is to just ask other people if there is play in their auxillary bracket. I have never used my auxillary engine in a situation where my main engine has failed. I have on a few occasions put my main engine into neutral, started my auxillary engine putting the auxillary in a fixed steering position, so the steering is performed by my main engine. What worries me is that my auxillary engine moves up and down with about 6 inches of play and part of the propeller occasionally is out of the water. Please, can anyone inform me if this is nornal with an adjustable auxillary bracket.

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Message 5 of 9
Posted by member Simon Kidd on Monday 9 May 2011

Hi, I'm just in the process of fitting trim tabs to my Navigator. I've had many years with these boats but the new one bought 3 weeks ago) is getting a larger engine and Trim Tabs to give proper multi role usage. Sticking with an earlier 2-stroke, the Fourstrokes are just too heavy and not producing the power (also a safety coxswain - I get to play with lots of engines!) - Navigators need the light weight and the power of 2-strokes in my opinion! I'm had lots of comlaints recently of Navs with 50 - 60Hp fourstroke - all struggling to plane and often not getting on the plane at all. The old 2 stroke 50hp's used to make them perform quite well. Will report back with findings. I also use a 4hp Aux - it s ok but very minimum. I have tried an 8hp - much much better - certainly be looking for a light weight 8 for the aux bracket this year!

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Message 4 of 9
Posted by member Dave on Thursday 5 May 2011

Hi, Having had to use an auxillary on a PH 18 in anger, I would suggest 4hp is the minimum, 2-3 knots at slack water, desperately trying to get to the trots, I wouldn't go below 10hp in your waters. Saving myself for a 10-ish hp preferably 4 stroke. Weight placement is quite important as she will sit down with 2+ passengers,I'm blessed with an ex rnli Mariner 60 2 stroke and that guzzled 4 up. Has anybody fitted trim tabs? or foils?

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Message 3 of 9
Posted by member Neilk on Thursday 2 September 2010

Thanks Damian, yes the 25 we used out in around the Solent, and the navigator out of Newhaven, which is where the new boat will be going. I used to have a 8hp Yamaha longshaft commercial, which was fine for both boats.I will try to get another longshaft sometime, it was just that I looked at a Navigator yesterday, with out an auxillery, and would have liked to have used asap, but sadly not the one. Just have to keep on looking

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Message 2 of 9
Posted by member Damian on Wednesday 1 September 2010

Hello Neilk, Judging by the last 2 boats you have owned am I right in saying you use the boats in the sea or in tidal waters? I too have a Tohatsu 3.5 and it is a short shaft model. If the above assumption is correct I would get a 4-5hp longshaft aux. If you are in non tidal waters/inland you will get away with that Tohatsu...if the prop reaches the water.

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Message 1 of 9
Posted by member Neilk on Tuesday 31 August 2010

Hi have just found this forum, and very informative it is too. I have had 2 hardys before back in 90s, a burgundy navigator with a v4 85hp evenrude called Bamboo and a hardy 25 with 150hp volvo called Misty, I would be interested if anyone knew of these? Anyway enough of nostalger, now that the kids are a lot bigger its time to get rid of the Zodiac and buy another navigator, I have in my shed a very low hours 3.5hp tohatsu. do you think this would be to small as a temporary auxillery? many thanks

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