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Old 05-10-2008 | 04:08 PM
  #6  
kajabbi
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Joined: May 2008
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From: Auckland, NEW ZEALAND
Default RE: Cooling?

Hi,


Thanks so much for your advice on the matter.
If my engine does start to overheat I'll be sure to fit a aluminum coil around the motor.
Don't worry about me knowing where the inlet hole should go. I have looked this up before o the net and i found a do-it-yourself tutorial on it. This had good pictures and i will refer to it if i decide to cool it. It also just plainly showed me where the inlet hole goes so i think i'll be fine there thanks. :-)

I only decided to build this boat because a guy at my school built one for a project and me and my friend had been building stuff out of balsa for
years. Nothing professional at all, just stuff. Boats included but to know plans. Just flat bottomed ugly things that never worked. Then i went and got the plans of the guy and we built it. It is fairly basic to build. The guy's one when it was done, whent at least 20mph from what i've seen and i think he only had a cheap 540 motor in it. I have a Tamiya Super Stock TZ which is better so i am reassured that it will go fast even when you stick everything in it and it feels like it weighs a lot.

As for the prop i currently have a SAB 35SR Nylon prop. I cannot find the dimensions/ size of this on the internet and it is not written on the packaging.
I'm assuming that it is maybe 35mm as thats in the model number.
With the prop i can go smaller but not bigger as if i go any bigger it will start slicing into the hull. This is ok though because by what you guys have told me i should only have to go smaller. Will my prop be ok? I have tested in bath. It creates huge amounts of push and i couldn't test it much over minimum throttle (the least amount of power i can get the motor to spin on)

Anyway thanks for the help!

Conor, :-)

P.S. To Simon.O. I'm based in Auckland, Remuera area. :-)