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Yamaha 4hp Fourstroke - views?

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TSS

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May 6, 2003, 1:18:44 PM5/6/03
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Having decided, on the experiences and advice from this group, not to go for
the Honda 2hp four stroke I've decided that I will have to bite the
financial bullet and move up to the 4hp four stroke ranges. The Yamaha 4hp
four stroke seems to have all the features I want and I have a dealership
nearby with competitive prices.

Does anyone have any views on this engine, any drawbacks/problems/etc. How
does it compare to the Mariner 4hp (which I can get cheaper) or Honda 5hp
(heavier and more expensive) for noise/reliability etc.

I'm probably going to buy one this weekend so any advice gratefully received
(before I make an expensive mistake!).

Many thanks

TSS


Nghost

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May 7, 2003, 4:46:47 AM5/7/03
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Both engines (Yamaha and Mariner) are very good, the mariner is used on lots of hire-for-an-hour boats along the Thames.
The Honda 5 is a superb engine but getting dated and as you have said it is heavy. I would go for the Yamaha in your position.

>>> TSS<t...@rustic.fsnet.co.uk> 06/05/03 18:18:44 >>>

TSS

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May 7, 2003, 5:30:27 PM5/7/03
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"Nghost" <NGh...@not.an.email> wrote in message
news:b9ah5p$q6s$1...@news.ox.ac.uk...
Thanks for that - to add further complication I have had an email from a
dealer this evening who sells both Yamaha and Suzuki - he is advising me
that the Suzuki 4hp 4 stroke is the best there is (more powerful, smoother,
quieter and cheaper than the Yamaha[which in turn is better than the rest of
the competition])!

TSS


Simple Simon

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May 7, 2003, 6:26:51 PM5/7/03
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Suzuki builds great motors but they don't have
the necessary dealer support. It's hard to find
a Suzuki dealer and even harder to find a decent
Suzuki dealer.


"TSS" <t...@rustic.fsnet.co.uk> wrote in message news:b9btvd$aho$1...@news6.svr.pol.co.uk...

Nghost

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May 8, 2003, 6:53:17 AM5/8/03
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I have not heard any thing bad about the Suzuki. All the engines you have been thinking about would serve you well. I would go with whatever can be serviced locally. If you ever pop into Wells-next-the-sea Norfolk you will see that every other boat has a Suzuki of one type or another, but then the local chandler is a Suzuki agent. I know the Yamaha is very good, but cannot say if the Suzuki is.

>>> TSS<t...@rustic.fsnet.co.uk> 07/05/03 22:30:27 >>>

TSS

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May 8, 2003, 3:06:33 PM5/8/03
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"Nghost" <NGh...@not.an.email> wrote in message
news:b9dcuu$c4l$1...@news.ox.ac.uk...

> I have not heard any thing bad about the Suzuki. All the engines you have
been thinking about would serve you well. I would go with whatever can be
serviced locally. If you ever pop into Wells-next-the-sea Norfolk you will
see that every other boat has a Suzuki of one type or another, but then the
local chandler is a Suzuki agent. I know the Yamaha is very good, but
cannot say if the Suzuki is.
>
>

Thanks for the views, have you personally used a Yamaha 4hp? I think it's a
toss up between the Yamaha and the Suzuki now. I'm going to look at both at
the weekend before making a final decision but think the Yamaha might swing
it because I believe the engine will rotate 360 degrees which is really
handy when trying to wiggle into my extremely tight mooring spot whereas the
Suzuki I think can only turn 180 degrees. If it wasn't for this feature
which I prefer then I'd probably go for the Suzuki.

Thanks,

TSS

Ric

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May 8, 2003, 4:10:59 PM5/8/03
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"TSS" <t...@rustic.fsnet.co.uk> wrote in message
news:b98qrb$rej$1...@newsg4.svr.pol.co.uk...

Get the lightest engine you can. You will be from boat to shore faster than
the fellow who buys a heavy powerful engine because he will still be
bouncing up and down on the transom of his boat, trying to hand the monster
to his frightened wife in the heaving dinghy.

Simon Brooke

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May 8, 2003, 5:05:03 PM5/8/03
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"TSS" <t...@rustic.fsnet.co.uk> writes:

> "Nghost" <NGh...@not.an.email> wrote in message
> news:b9dcuu$c4l$1...@news.ox.ac.uk...
> > I have not heard any thing bad about the Suzuki. All the engines you have
> been thinking about would serve you well. I would go with whatever can be
> serviced locally. If you ever pop into Wells-next-the-sea Norfolk you will
> see that every other boat has a Suzuki of one type or another, but then the
> local chandler is a Suzuki agent. I know the Yamaha is very good, but
> cannot say if the Suzuki is.
>
> Thanks for the views, have you personally used a Yamaha 4hp? I think it's a
> toss up between the Yamaha and the Suzuki now. I'm going to look at both at
> the weekend before making a final decision but think the Yamaha might swing
> it because I believe the engine will rotate 360 degrees which is really
> handy when trying to wiggle into my extremely tight mooring spot whereas the
> Suzuki I think can only turn 180 degrees. If it wasn't for this feature
> which I prefer then I'd probably go for the Suzuki.

The Yamaha F4A four stroke is apparently 22Kg. Height of transom isn't
quoted.
<URL: http://uk.yme.com/page.cfm?pageID=57800 >

The Suzuki DF6L 6hp four stroke and the Tohatsu 6hp four stroke are
both apparently 25kgs which seems to me heavy...

<URL: http://www.suzukimarine.co.uk/marine/motor_specs_4.html >
<URL: http://www.tohatsu.com/tech_info/brochure_pdf's/2003_brochure/Toh2003_Specs.pdf >

The Honda BF5L is apparently 27.5kgs
<URL: http://www.hondaoutboard.co.uk/servlet/uk.co.honda.custonline.marineshop.servlets.ProductDetailsServlet?productIndex=1 >

No details of low speed propellors for any of these, but presumably
you can get them at extra cost...

The Mariner 4MLH/4 is a four horsepower four stroke with 'a fine pitch
propeller' for displacement boats and apparently weighs 25kg
<URL: http://www.outboards-direct.co.uk/awp-pro/viewdetails.asp?vid=7&rip=5 >

The low speed prop is pretty important if you intend to use the
outboard as an auxilliary for a displacement sailing boat. These
engines are typically intended for smaller semi-displacement and
planing boats and the propellors will not be adapted for efficiency at
the sort of speeds they'll push your boat at.

--
si...@jasmine.org.uk (Simon Brooke) http://www.jasmine.org.uk/~simon/

;; no eternal reward will forgive us now for wasting the dawn.
;; Jim Morrison

Nghost

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May 9, 2003, 5:13:46 AM5/9/03
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Good point on the prop but no so critical on the smaller engines but ask the supplier if he will recommend a lower pitch prop.
I have never owned the Yamaha 4 4HP but know two people who do. thy both use them on river boats on the Thames one must be 20 foot the other about 22 ish. They both use them out of the box with the standard prop. The only complaint That one had was he kept breaking the fuel pipe connector. (I think this was a user fault!) finally replacing it with a heavy mariner one. (Mercury/Mariner and Yamaha are interchangeable).

The web sites give the weight of the Yamaha as 22Kg and the Suzuki as 25Kg they both look as if they are 360 deg. steering.
I don't remember if the Yamaha had 360 in practice.

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