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Search took 0.00 seconds. Search: Posts Made By: northerncat
Forum: Propellers & Drive Systems 09-11-2007, 15:20
Replies: 57
Views: 9,929
Posted By northerncat
yes you go sailing for the price on one...

yes you go sailing


for the price on one inboard you can have two out boards and the cost of one inboard buys an awful lot of petroland the fourstrokes arent duel guzzlers 15hp honda 2lp hr for...
Forum: Propellers & Drive Systems 04-09-2007, 02:05
Replies: 57
Views: 9,929
Posted By northerncat
some good news from yamaha pasted on the...

some good news from yamaha pasted on the easytalking forum
RE: Yamaha 9.9 DEX models
Yamaha have been kind enough to permit a few additional 9.9 DEX units to be built in Japan. The documented...
Forum: Propellers & Drive Systems 03-09-2007, 03:20
Replies: 57
Views: 9,929
Posted By northerncat
i havent heard that cavitation has been a problem...

i havent heard that cavitation has been a problem with cats in aus and theres a lot of them out there powered by outboards, theyre pretty cheap to compared to diesels
sean
Forum: Propellers & Drive Systems 29-08-2007, 17:27
Replies: 57
Views: 9,929
Posted By northerncat
yes but power tilt doesnt do much for you when...

yes but power tilt doesnt do much for you when you are a 40ft cat punching into 30knots with 2m swell, theres just no substitute for cc's, why would you buy the 9.9 over the 8 when essentially they...
Forum: Propellers & Drive Systems 19-08-2007, 02:30
Replies: 57
Views: 9,929
Posted By northerncat
yamaha are replacing the 323cc 9.9 high thrust...

yamaha are replacing the 323cc 9.9 high thrust with a 212 cc 9.9 high thrust, i cant see this is a good thing and rang up my local dealer to ask why and he said the influx of chinese copies has had...
Forum: Propellers & Drive Systems 08-02-2007, 23:13
Replies: 57
Views: 9,929
Posted By northerncat
how are those hondas going 44c? sean

how are those hondas going 44c?
sean
Forum: Propellers & Drive Systems 18-01-2007, 00:18
Replies: 57
Views: 9,929
Posted By northerncat
cool that would be great, of most interest is how...

cool that would be great, of most interest is how well the hondas pull it up in reverse, whether there redirected exhaust gas flow actually works
sean
Forum: Propellers & Drive Systems 25-12-2006, 14:49
Replies: 57
Views: 9,929
Posted By northerncat
these also look pretty cool Ringprop - Product...

these also look pretty cool
Ringprop - Product Information (https://www.ringprop.com/product.html)
sean
Forum: Propellers & Drive Systems 25-12-2006, 14:27
Replies: 57
Views: 9,929
Posted By northerncat
is there any formula or calaculation you can do...

is there any formula or calaculation you can do to calculate the thrust torque generated by different outboards ie a 9.9 yamaha has a 2.92:1 ratio and a fifteen honda has a 2.08:1 ratio, which one...
Forum: Propellers & Drive Systems 24-12-2006, 14:44
Replies: 57
Views: 9,929
Posted By northerncat
i take it from the lack of comment that people...

i take it from the lack of comment that people wouldnt touch them with a barge pole
sean
Forum: Propellers & Drive Systems 20-12-2006, 02:26
Replies: 57
Views: 9,929
Posted By northerncat
although it does sound pretty cool are you goinf...

although it does sound pretty cool are you goinf to have a bow thruster as well ?
sean
Forum: Propellers & Drive Systems 20-12-2006, 02:18
Replies: 57
Views: 9,929
Posted By northerncat
yes except that you have 100 kilos on one side of...

yes except that you have 100 kilos on one side of the boat not 50 on each
sean
Forum: Propellers & Drive Systems 19-12-2006, 20:51
Replies: 57
Views: 9,929
Posted By northerncat
would you touch these with or without a...

would you touch these with or without a bragepole, check these out, theyve copied a yamaha 9.9 high thrust right down to having the parts interchangeable,
https://www.sailoutboards.com.au/...
Forum: Propellers & Drive Systems 20-11-2006, 17:13
Replies: 57
Views: 9,929
Posted By northerncat
we'll have to have a discussion about purchassing...

we'll have to have a discussion about purchassing motors sometime next year i think
sean
Forum: Propellers & Drive Systems 14-11-2006, 22:00
Replies: 57
Views: 9,929
Posted By northerncat
one would think that with double the available...

one would think that with double the available horsepower you do with half the available gear ratio as you should be swinging a bigger prop, i hope that 44 is putting his boat in before mine as he...
Forum: Propellers & Drive Systems 12-11-2006, 13:57
Replies: 57
Views: 9,929
Posted By northerncat
the two outboards are within a kilo of each other...

the two outboards are within a kilo of each other with i think the honda being the lighter so weight woudlnt be an issue, if all things were equal i would go the hondas but the yamahas have that very...
Forum: Propellers & Drive Systems 11-11-2006, 19:51
Replies: 57
Views: 9,929
Posted By northerncat
seeing as the 9.9s are a high thrust low speed...

seeing as the 9.9s are a high thrust low speed prop has anyone thought of putting a nozzle around the propellor to capture lost thrust? if you have ever maintained a jetski you know how important it...
Forum: Propellers & Drive Systems 10-11-2006, 02:38
Replies: 57
Views: 9,929
Posted By northerncat
all of the easy cats(one of which i am building)...

all of the easy cats(one of which i am building) are powered by twin yamahas and i have never heard of them having cavitation problems, therefore i am not to worried about this
sean
Forum: Propellers & Drive Systems 09-11-2006, 05:21
Replies: 57
Views: 9,929
Posted By northerncat
i know that bob oram reckons that having one...

i know that bob oram reckons that having one motor and a bow thruster is a pretty goo combination, the 40hp etec would be pretty cool and they have a decent gear ratio(visions of a 40ft easy planing...
Forum: Propellers & Drive Systems 08-11-2006, 03:49
Replies: 57
Views: 9,929
Posted By northerncat
optimistically speaking after chrissy hopefully...

optimistically speaking after chrissy hopefully the plan was to be finished at the end of october but i have goofed off a litlle which will put us just over the year mark, i only wish i had the money...
Forum: Propellers & Drive Systems 08-11-2006, 03:05
Replies: 57
Views: 9,929
Posted By northerncat
out board size for cats

im one of those people who cannot see any reason to have anything but an outboard for a catamaran as they are light easy to remove and repair and cheap to replace, now my question or rather dilemma...
Showing results 1 to 21 of 21

 
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