View Full Version : FAST hydroplane plans??
Mindblwnmods
07-17-2002, 12:37 AM
Hello,was wondering if anyone had plans for a fast hydroplane they could share with me or email to me somehow??I build motors as a part of my living and this whole "can we break the 100mph barrier" has got my blood boiling so i want to give it a shot but with a purpose built hydroplane.If you anyone can help please let me know.thank you
Mindblwnmods
07-17-2002, 11:42 AM
Anyone????
AndyKunz
07-17-2002, 12:35 PM
I think the silence means you need to work yourself up to that speed.
40 MPH is easy to achieve and fun to drive. You'll feel like you're going 100. Work it up from there by going to races and seeing what it takes.
#1 item will be money.
Andy
Mindblwnmods
07-17-2002, 01:16 PM
The money is no problem its just that i can't find any good sites on the "true" racing hydroplanes.If i could find that it would be a great help and could give me ideas on how to build what i'm looking for.Like i said,i build and tune electric motors so i have that covered all i need is plans or some guidance to help me build a purpose built racer.
AndyKunz
07-17-2002, 01:25 PM
Well considering that the two fastest electric guys on the planet frequent this site, I'd say you've done pretty good on locating the place to ask.
I don't mean this in the wrong way, but it's a race for the glory. Do you really think somebody is going to give you plans to put you in the 80 MPH bracket let alone what they are working on for 100?
Since you are into motors, you would probably do better teaming up with somebody who has the hull design experience. There are only a few guys who have surpassed 80 MPH with an electric (and not that many more with nitro).
I'm afraid this is going to be one of the "you gotta pay your dues" things more than anything else.
What ESCs do you use?
Andy
Mindblwnmods
07-17-2002, 01:59 PM
Give me plans??No.Give me a starting point as where to look?? Yes.I've been looking at the R/C hydro(like you have posted)ESC but as of right now i use a Teking 420-g2 which is capable of 20 cells and dual hot modified motors.Most people drool over this esc and the one i have has only 3 runs ever on it.For the boat i have in mind(small,extremely liteweight..maybe carbon fiber hull)the 420 will be perfect.
Mindblwnmods
07-17-2002, 02:00 PM
2 fastest electric guys??Who would that be??And i assume you mean boats.
AndyKunz
07-17-2002, 02:16 PM
Originally posted by Mindblwnmods
Give me plans??No.Give me a starting point as where to look?? Yes.
That's my point - these guys are making these things and not publishing them as kits, plans, etc. There's more to it to go fast. If you want to get there, it's just like the real things. Nobody is selling kits to "build your own Miss Budweiser." They are all home-brew deals, from the models to the fastest full-size hydros.
The best I can tell you is this: either wait until www.rumrunnerhobbies.com starts releasing kits, or start attending the big events and look around. Next one for straight line speed is in Los Angeles in November, but the Nats are in a week or so in Seattle.
Rest assured, anything you can find publicly will be older-generation info. All the current stuff is handled more like "trade secret."
I've been looking at the R/C hydro(like you have posted)ESC but as of right now i use a Teking 420-g2 which is capable of 20 cells and dual hot modified motors.
How much did it cost you? And where will you have it serviced when you blow it up now that Tekin is history? You could get a water-proofed, designed-for-boats ESC what will handle 24 cells and dual hot modifieds or exotics for $95.
2 fastest electric guys??Who would that be??And i assume you mean boats.
Yes, boats.
Larry Larson
Dick Crowe
Both are moderators on this site.
Their records BLEW AWAY everything of the past by leaps and bounds. It was in Los Angeles last November.
BTW, all the NAMBA brushed motor records are held using my ESCs. Car controllers can't handle dumping RC2400's in under 2 minutes.
Andy
Mindblwnmods
07-17-2002, 10:16 PM
I've had the esc for almost 5 years and just recently opened it and started to use it.Your esc look interesting..i'll have to see later about getting one.If my esc blows then oh well,it wouldn't be the first lol.Guess i'll just have to give yours a go.As long as i've been in r/c i know first hand there is a price to pay when trying to acheive high speeds.Guess i'll have to scope out the fast guys and go to my secret laboratory and create some madness lol.anyways,thanks for all the replies and maybe i'll see you one day at a race somewhere....won't be hard to find me just look for the Mindblown Modifieds t-shirt and the guy tuning motors like there's no tomorrow.
Daddy O
07-18-2002, 08:40 AM
If I were to set my goals on being the fastest, I'd look at ( http://www.impba.com/index3.html ) You will find news there of the winners and it tells you the boat hulls they use. After you read the article and know how many cells you wanna float in the rocket. Do your searching for where to obtain the hulls.
I hope I didn't sound to harsh in pointing out a means of research. There is a lot more than the motor to consider. As you were told earlier “dues must be paid”. Props, trim, CG, weight and water tight all need to be mastered. If the century mark were easy there would be a lot of 90’s.
The joint effort might be the quickest means to the top. For example: try to get in touch with the guys that are knocking at the door and ask that they use your motors. Gosh you might even contact some of the folks you read about in the IMPBA Nat’s, and develop a name for yourself in the motors. I’m sure everyone that is truly into competition would like to locate that special person who could provide a spec motor at reasonable price.
Good luck, don’t loose the enthusiasm.
Drobie
07-18-2002, 11:17 AM
Start here, right on this site: http://www.rumrunnerracing.com/articles/2001lasawsStory.htm
You'll see a photo the rigger that holds the world record.
Mindblwnmods
07-18-2002, 11:31 AM
Thanks guys for the links...i'll be sure to check them out and do some research.
Eric B
07-19-2002, 10:29 PM
Mindblownmods, my friend just had his tekin rebel blow up, he found a place that fixes them. If you need it let me know and I will ask him for the site.
Eric
Dan Chase
07-19-2002, 11:04 PM
Mindblownmods, if your really serious about going that fast, take Andy's advice and hop on a plane and spend the weekend at the Nats. After that go for some records at LA SAW in Nov. with some smaller cell count boats. Doing this will acelerate your learning curve. Beware, it costs money to go fast, I blew 5 ESC's trying to set a record in 2000, and not junk, most were Tekins, I haven't blown one of Andy's since I switched. When you dump 6 2400's in 40 seconds, your pulling major league amps!
Dan Chase
07-19-2002, 11:07 PM
BTW: What kind of motors do you tune? Brushed or Brushless?
Mindblwnmods
07-20-2002, 03:11 AM
I build and tune brushed motors.I can do everything from a stock to a cobalt drag motor.My website is going through some major changes so as soon as i'm done if nobody minds i will post a link to my site.Just recently got into the boat thing but i've been in r/c since 88' and i've been doing motors for over 2 years now part time.My car motors dominate local tracks so i thought i'd scope out this awesome looking side of r/c and see what kind of noise my motors can make on water.I have to admit the whole boat thing has bitten me pretty hard.......gotta have one of those outriggers lol.
RiverRunner
07-20-2002, 03:58 AM
I take it that you haven't had tuning experience yet with the higher-end (exotic) brushed motors... such as the Plettenbergs?
Mindblwnmods
07-20-2002, 04:01 AM
I hold a 480 size in my hand at this minute actually.Just finished up with it.......runs like a scalded dog lol.
Dan Chase
07-20-2002, 04:46 AM
You might consider taking a run at M2, N1 or N2 Hydro SAW records. .05 power are required in the first 2 and still hold there own in N2, but probably not much longer. Part of the reason for the high speeds is the brushless technology out there. These classes will give you the biggest bang for your buck.
Check the rules here:
http://www.namba-1.com/2001/ferules.html
The records are:
M-2 Hydro Pat McDonald 'Lightz' hull 45.45mph
N-1 Hydro Dick Crowe Crowe Hull 29.22mph Octura 1732 prop
N-2 Hydro Donnie Wollard Rum Runner hull 54.77mph
Current Rigger that would make a good starting point for all these classes are:
BBY - 4 to 8 Cell Rigger
http://www.bbyracing.com/elechydrohulls.asp
Climate Boat works - Blizzard
http://climateboatworks.bizland.com/store/page2.html
I’m sure the Rum Runner Hobbies hull would be an excellent choice when it’s released
It’s not just about slapping a hot motor in a good hull, it’s matching hull, motor and prop, your probably not going to find an off the shelf rigger that can set SAW records, but you can learn from these if your serious,. Make the sponsons detachable so you can start working with your own designs. Search the board for information on riggers and SAW, then ask specific questions.
Then got to the LA SAW in November, you will learn more in those 3 days then in 2 years of working by yourself. Maybe the next year you will want to try giving a 100mph run a try.
Good luck!
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