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09 October 2012, 09:43
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#1
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Member
Country: UK - England
Town: Royal Wootton Bassett
Length: 8m +
Engine: 250
Join Date: Jul 2008
Posts: 8,047
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Best sib for 8hp
What are the best sibs for a 2 stroke 8hp Yamaha outboard? Is an air floor best?
Thanks
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09 October 2012, 09:52
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#2
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Member
Country: UK - England
Town: Bournemouth
Boat name: Seadrive
Make: Capelli Tempest 470
Length: 4m +
Engine: Suzuki DF70
MMSI: 235079113
Join Date: Jul 2008
Posts: 550
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depends wether it holds air Alex
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09 October 2012, 10:20
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#3
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Member
Country: UK - England
Town: Dorset & Hants
Boat name: Streaker/Orange
Make: Avon/Ribcraft
Length: 4m +
Engine: 50Yam/25 Mariner
Join Date: Apr 2007
Posts: 5,551
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Quote:
Originally Posted by whisper
What are the best sibs for a 2 stroke 8hp Yamaha outboard? Is an air floor best?
Thanks
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100% get an air floor . Honwave I think I'd be looking at - maybe the 2.7 ish one?
Having said that I got an excel 260 that I though was very very good value.
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09 October 2012, 10:41
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#4
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Member
Country: UK - England
Town: London
Boat name: Adam's Rib
Make: Ribcraft
Length: 5m +
Engine: Yamaha 100 (2T)
Join Date: May 2006
Posts: 85
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Quote:
Originally Posted by whisper
What are the best sibs for a 2 stroke 8hp Yamaha outboard? Is an air floor best?
Thanks
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I have the same engine on a Zodiac 3.1 with hard floor. It goes very well with two adults and 40l of fuel.
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09 October 2012, 10:49
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#5
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Member
Country: UK - Wales
Town: West Wales
Make: Vipermax 5.8, SR4.7
Length: 5m +
Engine: 150 Opti, F50EFi
Join Date: Sep 2005
Posts: 6,299
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Solid floor is best for performance.
Best SIBs are Avon, obviously. An R2.80 or R3.10 Rover would be good with 8hp.
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09 October 2012, 11:00
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#6
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Member
Country: UK - England
Town: Mighty Penryn
Boat name: Little Joe.
Make: Avon Searider
Length: 4m +
Engine: Honda BF50
Join Date: Aug 2005
Posts: 8,872
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Qs270.
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09 October 2012, 11:13
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#7
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Member
Country: UK - England
Town: Royal Wootton Bassett
Length: 8m +
Engine: 250
Join Date: Jul 2008
Posts: 8,047
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I do have a xm260 here with the inflatable floor insert, but it's only rated for 6hp is it worth changing?
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09 October 2012, 11:43
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#8
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Member
Country: UK - England
Town: Dorset & Hants
Boat name: Streaker/Orange
Make: Avon/Ribcraft
Length: 4m +
Engine: 50Yam/25 Mariner
Join Date: Apr 2007
Posts: 5,551
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Quote:
Originally Posted by whisper
I do have a xm260 here with the inflatable floor insert, but it's only rated for 6hp is it worth changing?
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Change the boat to suit an 8hp ? I wouldn't ...(unless you want something bigger and you find something super super super cheap)
Stick the 8 on and off you go. It not like you go wave jumping !
Seriously I'd not worry about the 'rated' hp on that between a 6 & 8 ...
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09 October 2012, 16:03
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#9
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Member
Country: UK - England
Town: Royal Wootton Bassett
Length: 8m +
Engine: 250
Join Date: Jul 2008
Posts: 8,047
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Quote:
Originally Posted by PeterM
Change the boat to suit an 8hp ? I wouldn't ...(unless you want something bigger and you find something super super super cheap)
Stick the 8 on and off you go. It not like you go wave jumping !
Seriously I'd not worry about the 'rated' hp on that between a 6 & 8 ...
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Cool! can't wait to try it. I need to weave a little magic on it first though before racing the fastcat
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09 October 2012, 16:22
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#10
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Member
Country: UK - England
Town: Wickford, Essex
Boat name: Wanderer
Make: Ribeye, Zodiac FR
Length: 7m +
Engine: Yamaha F300, 25 2S
MMSI: 235095667
Join Date: Aug 2010
Posts: 219
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My mate uses a tohatsu 9.8 2 stroke on his little waveline 2.7 (air floor) which has a 6hp limit. It goes very well but when he's on his own needs to sit a bit further forward using a tiller extension to make it a bit less flighty.
I guess the main problem could be getting insurance.
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09 October 2012, 16:42
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#11
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Member
Country: Other
Town: Lima-Peru
Boat name: Nautile
Make: Sea Rider 450 Rib
Length: 4m +
Engine: Tohatsu 5/18/30 HP
Join Date: Sep 2007
Posts: 1,998
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If portability & ease of assembly is a must have go fo an air floor, larger models are 3.40 and under, larger carries more load and are much easier to plane than shorter ones which have more hull drag to deal with. if you get bored in the future with your 8 HP could place a larger 9.8 up to 15 HP engine and keep same lenght sib.
Happy Sibbing
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09 October 2012, 18:12
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#12
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Member
Country: UK - England
Town: Marple
Make: Zodiac
Length: under 3m
Engine: Tohatsu 9.8
Join Date: Jun 2009
Posts: 651
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Well I have a Zodiac 2.85m SIB with a solid floor and air keel.
It went well with my 6hp Mariner on it, achieving 15mph. However it goes a lot better with the Tohatsu 9.8, making an easy 20mph on the GPS with two of us on board, using a 9.5 pitch prop (up from the 8.5 supplied as standard)
So I would recommend you go for a solid floor with air keel, as at higher speeds it's still easy to control and to steer.
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